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<div class="vector-user-links-main"> <div id="p-vector-user-menu-preferences" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-userpage" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <nav class="vector-appearance-landmark" aria-label="Aspetto"> <div id="vector-appearance-dropdown" class="vector-dropdown " title="Modifica la dimensione, la larghezza e il colore del testo" > <input type="checkbox" id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="Aspetto" > <label id="vector-appearance-dropdown-label" for="vector-appearance-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled 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donazione</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Speciale:CreaUtenza&returnto=Aeriforme" title="Si consiglia di registrarsi e di effettuare l'accesso, anche se non è obbligatorio" class=""><span>registrati</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Speciale:Entra&returnto=Aeriforme" title="Si consiglia di effettuare l'accesso, anche se non è obbligatorio [o]" accesskey="o" class=""><span>entra</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Altre opzioni" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" 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class="vector-menu-heading"> Pagine per utenti anonimi <a href="/wiki/Aiuto:Benvenuto" aria-label="Ulteriori informazioni sulla contribuzione"><span>ulteriori informazioni</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Speciale:MieiContributi" title="Un elenco delle modifiche fatte da questo indirizzo IP [y]" accesskey="y"><span>contributi</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Speciale:MieDiscussioni" title="Discussioni sulle modifiche fatte da questo indirizzo IP [n]" accesskey="n"><span>discussioni</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Sito"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Indice" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Indice</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">sposta nella barra laterale</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">nascondi</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">Inizio</div> </a> </li> <li id="toc-Aeriformi:_gas_e_vapori" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Aeriformi:_gas_e_vapori"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Aeriformi: gas e vapori</span> </div> </a> <ul id="toc-Aeriformi:_gas_e_vapori-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Note" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Note"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Note</span> </div> </a> <ul id="toc-Note-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Bibliografia" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Bibliografia"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Bibliografia</span> </div> </a> <ul id="toc-Bibliografia-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Voci_correlate" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Voci_correlate"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Voci correlate</span> </div> </a> <ul id="toc-Voci_correlate-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Altri_progetti" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Altri_progetti"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Altri progetti</span> </div> </a> <ul id="toc-Altri_progetti-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Collegamenti_esterni" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Collegamenti_esterni"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Collegamenti esterni</span> </div> </a> <ul id="toc-Collegamenti_esterni-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Indice" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Mostra/Nascondi l'indice" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Mostra/Nascondi l'indice</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Aeriforme</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Questa voce esiste solo in questa lingua. Aggiungi la voce per altre lingue" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-0" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">Aggiungi lingue</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> <div class="after-portlet after-portlet-lang"><span class="uls-after-portlet-link"></span><span class="wb-langlinks-add wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q3605972#sitelinks-wikipedia" title="Aggiungi collegamento interlinguistico" class="wbc-editpage">Aggiungi collegamenti</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Namespace"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Aeriforme" title="Vedi la voce [c]" accesskey="c"><span>Voce</span></a></li><li id="ca-talk" class="vector-tab-noicon mw-list-item"><a href="/wiki/Discussione:Aeriforme" rel="discussion" title="Vedi le discussioni relative a questa pagina [t]" accesskey="t"><span>Discussione</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Cambia versione linguistica" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">italiano</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Visite"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Aeriforme"><span>Leggi</span></a></li><li id="ca-ve-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Aeriforme&veaction=edit" title="Modifica questa pagina [v]" accesskey="v"><span>Modifica</span></a></li><li id="ca-edit" class="collapsible vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Aeriforme&action=edit" title="Modifica il wikitesto di questa pagina [e]" accesskey="e"><span>Modifica wikitesto</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Aeriforme&action=history" title="Versioni precedenti di questa pagina [h]" accesskey="h"><span>Cronologia</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Strumenti pagine"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Strumenti" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Strumenti</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Strumenti</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">sposta nella barra laterale</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">nascondi</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Altre opzioni" > <div class="vector-menu-heading"> Azioni </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Aeriforme"><span>Leggi</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Aeriforme&veaction=edit" title="Modifica questa pagina [v]" accesskey="v"><span>Modifica</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Aeriforme&action=edit" title="Modifica il wikitesto di questa pagina [e]" accesskey="e"><span>Modifica wikitesto</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Aeriforme&action=history"><span>Cronologia</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Generale </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Speciale:PuntanoQui/Aeriforme" title="Elenco di tutte le pagine che sono collegate a questa [j]" accesskey="j"><span>Puntano qui</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Speciale:ModificheCorrelate/Aeriforme" rel="nofollow" title="Elenco delle ultime modifiche alle pagine collegate a questa [k]" accesskey="k"><span>Modifiche correlate</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Speciale:PagineSpeciali" title="Elenco di tutte le pagine speciali [q]" accesskey="q"><span>Pagine speciali</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Aeriforme&oldid=129705035" title="Collegamento permanente a questa versione di questa pagina"><span>Link permanente</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Aeriforme&action=info" title="Ulteriori informazioni su questa pagina"><span>Informazioni pagina</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Speciale:Cita&page=Aeriforme&id=129705035&wpFormIdentifier=titleform" title="Informazioni su come citare questa pagina"><span>Cita questa voce</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Speciale:UrlShortener&url=https%3A%2F%2Fit.wikipedia.org%2Fwiki%2FAeriforme"><span>Ottieni URL breve</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Speciale:QrCode&url=https%3A%2F%2Fit.wikipedia.org%2Fwiki%2FAeriforme"><span>Scarica codice QR</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Stampa/esporta </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=Speciale:Libro&bookcmd=book_creator&referer=Aeriforme"><span>Crea un libro</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Speciale:DownloadAsPdf&page=Aeriforme&action=show-download-screen"><span>Scarica come PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Aeriforme&printable=yes" title="Versione stampabile di questa pagina [p]" accesskey="p"><span>Versione stampabile</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> In altri progetti </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q3605972" title="Collegamento all'elemento connesso dell'archivio dati [g]" accesskey="g"><span>Elemento Wikidata</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Strumenti pagine"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Aspetto"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Aspetto</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">sposta nella barra laterale</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">nascondi</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">Da Wikipedia, l'enciclopedia libera.</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="it" dir="ltr"><style data-mw-deduplicate="TemplateStyles:r133964453">.mw-parser-output .avviso .mbox-text-div>div,.mw-parser-output .avviso .mbox-text-full-div>div{font-size:90%}.mw-parser-output .avviso .mbox-image{flex-basis:52px;flex-grow:0;flex-shrink:0}.mw-parser-output .avviso .mbox-text-full-div .hide-when-compact{display:block}</style><div style="" class="ambox metadata noprint plainlinks avviso avviso-generico"> <div class="avviso-immagine mbox-image noprint"><span typeof="mw:File"><a href="/wiki/File:Nuvola_apps_katomic.svg" class="mw-file-description" title="Abbozzo fisica"><img alt="Abbozzo fisica" src="//upload.wikimedia.org/wikipedia/commons/thumb/5/55/Nuvola_apps_katomic.svg/45px-Nuvola_apps_katomic.svg.png" decoding="async" width="45" height="45" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/55/Nuvola_apps_katomic.svg/68px-Nuvola_apps_katomic.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/55/Nuvola_apps_katomic.svg/90px-Nuvola_apps_katomic.svg.png 2x" data-file-width="128" data-file-height="128" /></a></span></div> <div class="avviso-testo mbox-text"> <div class="mbox-text-div"><b>Questa voce  sugli argomenti fisica e chimica è solo un <a href="/wiki/Aiuto:Abbozzo" title="Aiuto:Abbozzo">abbozzo</a></b>.<br /> <div style="font-size:90%;"><a class="external text" href="https://it.wikipedia.org/w/index.php?title=Aeriforme&action=edit">Contribuisci</a> a migliorarla secondo le <a href="/wiki/Aiuto:Manuale_di_stile" title="Aiuto:Manuale di stile">convenzioni di Wikipedia</a>. Segui i suggerimenti dei progetti di riferimento <a href="/wiki/Progetto:Fisica" title="Progetto:Fisica">1</a>, <a href="/wiki/Progetto:Chimica" title="Progetto:Chimica">2</a>.</div> <div class="hide-when-compact"> </div> </div> </div> <div class="avviso-immaginedestra mbox-image noprint"><div> <span typeof="mw:File"><a href="/wiki/File:Gnome-applications-science.svg" class="mw-file-description" title="Abbozzo chimica"><img alt="Abbozzo chimica" src="//upload.wikimedia.org/wikipedia/commons/thumb/2/2e/Gnome-applications-science.svg/45px-Gnome-applications-science.svg.png" decoding="async" width="45" height="45" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/2e/Gnome-applications-science.svg/68px-Gnome-applications-science.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/2e/Gnome-applications-science.svg/90px-Gnome-applications-science.svg.png 2x" data-file-width="48" data-file-height="48" /></a></span> </div></div> </div> <p>Un corpo si trova allo <a href="/wiki/Stato_della_materia" title="Stato della materia">stato</a> <b>aeriforme</b> quando non ha una <a href="/wiki/Figura_(geometria)" title="Figura (geometria)">forma</a> definita (è quindi un <a href="/wiki/Fluido" title="Fluido">fluido</a>) né un <a href="/wiki/Volume" title="Volume">volume</a> definito, in quanto tende ad <a href="/w/index.php?title=Espansione_(termodinamica)&action=edit&redlink=1" class="new" title="Espansione (termodinamica) (la pagina non esiste)">espandersi</a>, riempiendo completamente il <a href="/wiki/Recipiente" class="mw-redirect" title="Recipiente">recipiente</a> che lo contiene.<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> Si dice invece che un corpo è allo <b>stato condensato</b> se si trova allo stato <a href="/wiki/Solido" title="Solido">solido</a> o <a href="/wiki/Liquido" title="Liquido">liquido</a>. </p><p>Una qualsiasi sostanza al di sopra del suo <a href="/wiki/Punto_di_ebollizione" title="Punto di ebollizione">punto di ebollizione</a> può quindi essere definita come aeriforme. Un aeriforme può esistere anche al di sotto del punto di ebollizione, <a href="/wiki/Vaporizzazione" title="Vaporizzazione">vaporizzando</a> dal suo liquido. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Aeriformi:_gas_e_vapori">Aeriformi: gas e vapori</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Aeriforme&veaction=edit&section=1" title="Modifica la sezione Aeriformi: gas e vapori" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Aeriforme&action=edit&section=1" title="Edit section's source code: Aeriformi: gas e vapori"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Formalmente, un <a href="/wiki/Gas" title="Gas">gas</a> è un aeriforme che si trova ad una temperatura superiore alla sua <a href="/wiki/Temperatura_critica" title="Temperatura critica">temperatura critica</a> (temperatura al di sopra della quale una sostanza non può esistere allo stato <a href="/wiki/Liquido" title="Liquido">liquido</a>), e questo vuol dire che non può essere in alcun modo condensato per semplice compressione, cioè non può essere portato allo stato liquido comprimendolo a temperatura costante. </p><p>Quando invece si trovano a temperatura inferiore alla loro temperatura critica, gli aeriformi si dicono in stato di <a href="/wiki/Vapore" title="Vapore">vapore</a>; un vapore può diventare quindi liquido quando è sufficientemente compresso a temperatura costante. </p> <div class="mw-heading mw-heading2"><h2 id="Note">Note</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Aeriforme&veaction=edit&section=2" title="Modifica la sezione Note" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Aeriforme&action=edit&section=2" title="Edit section's source code: Note"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-1"><a href="#cite_ref-1"><b>^</b></a> <span class="reference-text"><cite class="citation cita" style="font-style:normal"><a href="#CITEREFRolla">Rolla</a>, p. 95</cite>.</span> </li> </ol></div> <div class="mw-heading mw-heading2"><h2 id="Bibliografia">Bibliografia</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Aeriforme&veaction=edit&section=3" title="Modifica la sezione Bibliografia" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Aeriforme&action=edit&section=3" title="Edit section's source code: Bibliografia"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><cite id="CITEREFRolla" class="citation libro" style="font-style:normal"> Luigi Rolla, <span style="font-style:italic;">Chimica e mineralogia. Per le Scuole superiori</span>, 29ª ed., Dante Alighieri, 1987.</cite></li></ul> <div class="mw-heading mw-heading2"><h2 id="Voci_correlate">Voci correlate</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Aeriforme&veaction=edit&section=4" title="Modifica la sezione Voci correlate" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Aeriforme&action=edit&section=4" title="Edit section's source code: Voci correlate"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Stati_della_materia" class="mw-redirect" title="Stati della materia">Stati della materia</a></li> <li><a href="/wiki/Gas" title="Gas">Gas</a></li> <li><a href="/wiki/Solido" title="Solido">Solido</a></li> <li><a href="/wiki/Fisica_del_plasma" class="mw-redirect" title="Fisica del plasma">Fisica del plasma</a></li> <li><a href="/wiki/Fluido" title="Fluido">Fluido</a></li> <li><a href="/wiki/Vapore" title="Vapore">Vapore</a></li> <li><a href="/wiki/Cambiamento_di_stato" class="mw-redirect" title="Cambiamento di stato">Cambiamento di stato</a></li> <li><a href="/wiki/Vapore_acqueo" title="Vapore acqueo">Vapore acqueo</a></li> <li><a href="/wiki/Vapore_surriscaldato" title="Vapore surriscaldato">Vapore surriscaldato</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Altri_progetti">Altri progetti</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Aeriforme&veaction=edit&section=5" title="Modifica la sezione Altri progetti" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Aeriforme&action=edit&section=5" title="Edit section's source code: Altri progetti"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <div id="interProject" class="toccolours" style="display: none; clear: both; margin-top: 2em"><p id="sisterProjects" style="background-color: #efefef; color: black; font-weight: bold; margin: 0"><span>Altri progetti</span></p><ul title="Collegamenti verso gli altri progetti Wikimedia"> <li class="" title=""><a href="https://it.wiktionary.org/wiki/aeriforme" class="extiw" title="wikt:aeriforme">Wikizionario</a></li></ul></div> <ul><li><span typeof="mw:File"><a href="https://it.wiktionary.org/wiki/" title="Collabora a Wikizionario"><img alt="Collabora a Wikizionario" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Wiktionary_small.svg/18px-Wiktionary_small.svg.png" decoding="async" width="18" height="18" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Wiktionary_small.svg/27px-Wiktionary_small.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Wiktionary_small.svg/36px-Wiktionary_small.svg.png 2x" data-file-width="350" data-file-height="350" /></a></span> <a href="https://it.wiktionary.org/wiki/" class="extiw" title="wikt:">Wikizionario</a> contiene il lemma di dizionario «<b><a href="https://it.wiktionary.org/wiki/aeriforme" class="extiw" title="wikt:aeriforme">aeriforme</a></b>»</li></ul> <div class="mw-heading mw-heading2"><h2 id="Collegamenti_esterni">Collegamenti esterni</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Aeriforme&veaction=edit&section=6" title="Modifica la sezione Collegamenti esterni" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Aeriforme&action=edit&section=6" title="Edit section's source code: Collegamenti esterni"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><cite id="CITEREFTreccani_stato-aeriforme" class="citation testo" style="font-style:normal"> <a rel="nofollow" class="external text" href="http://www.treccani.it/enciclopedia/stato-aeriforme"><span style="font-style:italic;">Aeriforme</span></a>, in <span style="font-style:italic;">Treccani.it – Enciclopedie on line</span>, Roma, Istituto dell'Enciclopedia Italiana.</cite></li></ul> <style data-mw-deduplicate="TemplateStyles:r141815314">.mw-parser-output .navbox{border:1px solid #aaa;clear:both;margin:auto;padding:2px;width:100%}.mw-parser-output .navbox th{padding-left:1em;padding-right:1em;text-align:center}.mw-parser-output .navbox>tbody>tr:first-child>th{background:#ccf;font-size:90%;width:100%;color:var(--color-base,black)}.mw-parser-output .navbox_navbar{float:left;margin:0;padding:0 10px 0 0;text-align:left;width:6em}.mw-parser-output .navbox_title{font-size:110%}.mw-parser-output .navbox_abovebelow{background:#ddf;font-size:90%;font-weight:normal}.mw-parser-output .navbox_group{background:#ddf;font-size:90%;padding:0 10px;white-space:nowrap}.mw-parser-output .navbox_list{font-size:90%;width:100%}.mw-parser-output .navbox_list a{white-space:nowrap}html:not(.vector-feature-night-mode-enabled) .mw-parser-output .navbox_odd{background:#fdfdfd;color:var(--color-base,black)}html:not(.vector-feature-night-mode-enabled) .mw-parser-output .navbox_even{background:#f7f7f7;color:var(--color-base,black)}.mw-parser-output .navbox a.mw-selflink{color:var(--color-base,black)}.mw-parser-output .navbox_center{text-align:center}.mw-parser-output .navbox .navbox_image{padding-left:7px;vertical-align:middle;width:0}.mw-parser-output .navbox+.navbox{margin-top:-1px}.mw-parser-output .navbox .mw-collapsible-toggle{font-weight:normal;text-align:right;width:7em}body.skin--responsive .mw-parser-output .navbox_image img{max-width:none!important}.mw-parser-output .subnavbox{margin:-3px;width:100%}.mw-parser-output .subnavbox_group{background:#e6e6ff;padding:0 10px}@media screen{html.skin-theme-clientpref-night .mw-parser-output .navbox>tbody>tr:first-child>th{background:var(--background-color-interactive)!important}html.skin-theme-clientpref-night .mw-parser-output .navbox th{color:var(--color-base)!important}html.skin-theme-clientpref-night .mw-parser-output .navbox_abovebelow,html.skin-theme-clientpref-night .mw-parser-output .navbox_group{background:var(--background-color-interactive-subtle)!important}html.skin-theme-clientpref-night .mw-parser-output .subnavbox_group{background:var(--background-color-neutral-subtle)!important}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .navbox>tbody>tr:first-child>th{background:var(--background-color-interactive)!important}html.skin-theme-clientpref-os .mw-parser-output .navbox th{color:var(--color-base)!important}html.skin-theme-clientpref-os .mw-parser-output .navbox_abovebelow,html.skin-theme-clientpref-os .mw-parser-output .navbox_group{background:var(--background-color-interactive-subtle)!important}html.skin-theme-clientpref-os .mw-parser-output .subnavbox_group{background:var(--background-color-neutral-subtle)!important}}</style><table class="navbox mw-collapsible mw-collapsed noprint metadata" id="navbox-Stati_della_materia"><tbody><tr><th colspan="3"><div class="navbox_navbar"><div class="noprint plainlinks" style="background-color:transparent; padding:0; font-size:xx-small; color:var(--color-base, #000000); white-space:nowrap;"><a href="/wiki/Template:Stati_della_materia" title="Template:Stati della materia"><span title="Vai alla pagina del template">V</span></a> · <a href="/w/index.php?title=Discussioni_template:Stati_della_materia&action=edit&redlink=1" class="new" title="Discussioni template:Stati della materia (la pagina non esiste)"><span title="Discuti del template">D</span></a> · <a class="external text" href="https://it.wikipedia.org/w/index.php?title=Template:Stati_della_materia&action=edit"><span title="Modifica il template. Usa l'anteprima prima di salvare">M</span></a></div></div><span class="navbox_title"><a href="/wiki/Stato_della_materia" title="Stato della materia">Stati della materia</a></span></th></tr><tr><th colspan="1" class="navbox_group">Principali</th><td colspan="1" class="navbox_list navbox_odd"><a href="/wiki/Solido" title="Solido">Solido</a><b> ·</b> <a href="/wiki/Liquido" title="Liquido">Liquido</a><b> ·</b> <a class="mw-selflink selflink">Aeriforme</a><b> ·</b> <a href="/wiki/Plasma_(fisica)" title="Plasma (fisica)">Plasma</a><b> ·</b> <a href="/wiki/Condensato_di_Bose-Einstein" title="Condensato di Bose-Einstein">Condensato di Bose-Einstein</a></td><td rowspan="5" class="navbox_image"><span typeof="mw:File"><a href="/wiki/File:Phase_change_-_it.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/7/7b/Phase_change_-_it.svg/170px-Phase_change_-_it.svg.png" decoding="async" width="170" height="207" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/7b/Phase_change_-_it.svg/255px-Phase_change_-_it.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/7b/Phase_change_-_it.svg/340px-Phase_change_-_it.svg.png 2x" data-file-width="600" data-file-height="730" /></a></span></td></tr><tr><th colspan="1" class="navbox_group"><a href="/wiki/Transizione_di_fase" title="Transizione di fase">Cambiamenti di stato</a></th><td colspan="1" class="navbox_list navbox_even"><a href="/wiki/Fusione_(fisica)" title="Fusione (fisica)">Fusione</a><b> ·</b> <a href="/wiki/Solidificazione" title="Solidificazione">Solidificazione</a><b> ·</b> <a href="/wiki/Cristallizzazione" title="Cristallizzazione">Cristallizzazione</a><b> ·</b> <a href="/wiki/Punto_di_fusione" title="Punto di fusione">Punto di fusione</a><b> ·</b> <a href="/wiki/Ebollizione" title="Ebollizione">Ebollizione</a><b> ·</b> <a href="/wiki/Evaporazione" title="Evaporazione">Evaporazione</a><b> ·</b> <a href="/wiki/Condensazione" title="Condensazione">Condensazione</a><b> ·</b> <a href="/wiki/Sublimazione" title="Sublimazione">Sublimazione</a><b> ·</b> <a href="/wiki/Brinamento" title="Brinamento">Brinamento</a></td></tr><tr><th colspan="1" class="navbox_group"><a href="/wiki/Miscela" title="Miscela">Miscele</a></th><td colspan="1" class="navbox_list navbox_odd"><a href="/wiki/Caligine" title="Caligine">Caligine</a><b> ·</b> <a href="/wiki/Sospensione_(chimica)" title="Sospensione (chimica)">Sospensione</a><b> ·</b> <a href="/wiki/Dispersione_(chimica)" title="Dispersione (chimica)">Dispersione</a><b> ·</b> <a href="/wiki/Soluzione_(chimica)" title="Soluzione (chimica)">Soluzione</a><b> ·</b> <a href="/wiki/Lega_(metallurgia)" title="Lega (metallurgia)">Lega</a><b> ·</b> <a href="/wiki/Colloide" title="Colloide">Colloide</a><b> ·</b> <a href="/wiki/Aerosol" title="Aerosol">Aerosol</a><b> ·</b> <a href="/wiki/Nebbia" title="Nebbia">Nebbia</a><b> ·</b> <a href="/w/index.php?title=Spray_liquido&action=edit&redlink=1" class="new" title="Spray liquido (la pagina non esiste)">Spray liquido</a><b> ·</b> <a href="/wiki/Fumo" title="Fumo">Fumo</a><b> ·</b> <a href="/wiki/Particolato" title="Particolato">Particolato</a><b> ·</b> <a href="/wiki/Polvere" title="Polvere">Polvere</a><b> ·</b> <a href="/wiki/Schiuma" title="Schiuma">Schiuma</a><b> ·</b> <a href="/wiki/Emulsione" title="Emulsione">Emulsione</a><b> ·</b> <a href="/wiki/Sol_(chimica)" title="Sol (chimica)">Sol</a><b> ·</b> <a href="/wiki/Aerogel" title="Aerogel">Aerogel</a><b> ·</b> <a href="/wiki/Gel" title="Gel">Gel</a><b> ·</b> <a href="/w/index.php?title=Schiuma_solida&action=edit&redlink=1" class="new" title="Schiuma solida (la pagina non esiste)">Schiuma solida</a><b> ·</b> <a href="/wiki/Miscela_gassosa" title="Miscela gassosa">Miscela gassosa</a></td></tr><tr><th colspan="1" class="navbox_group">Altri</th><td colspan="1" class="navbox_list navbox_even"><a href="/wiki/Gas" title="Gas">Gas</a><b> ·</b> <a href="/wiki/Vapore" title="Vapore">Vapore</a><b> ·</b> <a href="/wiki/Fluido" title="Fluido">Fluido</a><b> ·</b> <a href="/wiki/Gas_ideale" title="Gas ideale">Gas ideale</a><b> ·</b> <a href="/wiki/Gas_reale" title="Gas reale">Gas reale</a><b> ·</b> <a href="/wiki/Stato_supercritico" title="Stato supercritico">Fluido supercritico</a><b> ·</b> <a href="/wiki/Superfluidit%C3%A0" title="Superfluidità">Superfluido</a><b> ·</b> <a href="/wiki/Supersolido" title="Supersolido">Supersolido</a><b> ·</b> <a href="/w/index.php?title=Supervetro&action=edit&redlink=1" class="new" title="Supervetro (la pagina non esiste)">Supervetro</a><b> ·</b> <a href="/wiki/Condensato_chirale" title="Condensato chirale">Condensato fermionico</a><b> ·</b> <a href="/wiki/Materia_degenere" title="Materia degenere">Materia degenere</a><b> ·</b> <a href="/wiki/Materia_strana" title="Materia strana">Materia strana</a><b> ·</b> <a href="/wiki/Plasma_di_quark_e_gluoni" title="Plasma di quark e gluoni">Plasma di quark e gluoni</a><b> ·</b> <a href="/wiki/Cristalli_liquidi" title="Cristalli liquidi">Cristalli liquidi</a><b> ·</b> <a href="/wiki/Fluido_ideale" title="Fluido ideale">Fluido ideale</a><b> ·</b> <a href="/wiki/Materia_di_Rydberg" title="Materia di Rydberg">Materia di Rydberg</a><b> ·</b> <a href="/wiki/Polarone_di_Rydberg" title="Polarone di Rydberg">Polarone di Rydberg</a><b> ·</b> <a href="/wiki/Materia_di_quark" title="Materia di quark">Materia di quark</a><b> ·</b> <a href="/wiki/Liquido_di_spin_quantistico" title="Liquido di spin quantistico">Liquido di spin quantistico</a><b> ·</b> <a href="/wiki/Eccitonio" title="Eccitonio">Eccitonio</a><b> ·</b> <a href="/w/index.php?title=Eccitone_legato_al_fotone&action=edit&redlink=1" class="new" title="Eccitone legato al fotone (la pagina non esiste)">Eccitone legato al fotone</a><b> ·</b> <a href="/wiki/Stato_a_fusione_di_catena" title="Stato a fusione di catena">Stato a fusione di catena</a></td></tr><tr><th colspan="1" class="navbox_group">Concetti</th><td colspan="1" class="navbox_list navbox_odd"><a href="/wiki/Punto_triplo" title="Punto triplo">Punto triplo</a><b> ·</b> <a href="/wiki/Punto_critico_(termodinamica)" title="Punto critico (termodinamica)">Punto critico</a><b> ·</b> <a href="/wiki/Equazione_di_stato" title="Equazione di stato">Equazione di stato</a><b> ·</b> <a href="/wiki/Curva_di_raffreddamento" title="Curva di raffreddamento">Curva di raffreddamento</a><b> ·</b> <a href="/wiki/Fase_(chimica)" title="Fase (chimica)">Fase</a><b> ·</b> <a href="/wiki/Solidus_(chimica)" title="Solidus (chimica)">Solidus</a><b> ·</b> <a href="/wiki/Liquidus" title="Liquidus">Liquidus</a></td></tr></tbody></table> <div class="noprint" style="width:100%; padding: 3px 0; display: flex; flex-wrap: wrap; row-gap: 4px; column-gap: 8px; box-sizing: border-box;"><div style="flex-basis: calc( 100% / 3 - 8px * 2/3 );"><style data-mw-deduplicate="TemplateStyles:r140555418">.mw-parser-output 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