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Disponibil în 24 limbi" > <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-24" 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">24 limbi</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%86%D9%88%D8%B9_%D9%83%D9%8A%D9%85%D9%8A%D8%A7%D8%A6%D9%8A" title="نوع كيميائي – arabă" lang="ar" hreflang="ar" data-title="نوع كيميائي" data-language-autonym="العربية" data-language-local-name="arabă" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Hemijska_vrsta" title="Hemijska vrsta – bosniacă" lang="bs" hreflang="bs" data-title="Hemijska vrsta" data-language-autonym="Bosanski" data-language-local-name="bosniacă" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Esp%C3%A8cie_qu%C3%ADmica" title="Espècie química – catalană" lang="ca" hreflang="ca" data-title="Espècie química" data-language-autonym="Català" data-language-local-name="catalană" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Spezies_(Chemie)" title="Spezies (Chemie) – germană" lang="de" hreflang="de" data-title="Spezies (Chemie)" data-language-autonym="Deutsch" data-language-local-name="germană" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%A7%CE%B7%CE%BC%CE%B9%CE%BA%CF%8C_%CE%B5%CE%AF%CE%B4%CE%BF%CF%82" title="Χημικό είδος – greacă" lang="el" hreflang="el" data-title="Χημικό είδος" data-language-autonym="Ελληνικά" data-language-local-name="greacă" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Chemical_species" title="Chemical species – engleză" lang="en" hreflang="en" data-title="Chemical species" data-language-autonym="English" data-language-local-name="engleză" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Kemia_specio" title="Kemia specio – esperanto" lang="eo" hreflang="eo" data-title="Kemia specio" data-language-autonym="Esperanto" data-language-local-name="esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Especie_qu%C3%ADmica" title="Especie química – spaniolă" lang="es" hreflang="es" data-title="Especie química" data-language-autonym="Español" data-language-local-name="spaniolă" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%DA%AF%D9%88%D9%86%D9%87%E2%80%8C%D9%87%D8%A7%DB%8C_%D8%B4%DB%8C%D9%85%DB%8C%D8%A7%DB%8C%DB%8C" title="گونه‌های شیمیایی – persană" lang="fa" hreflang="fa" data-title="گونه‌های شیمیایی" data-language-autonym="فارسی" data-language-local-name="persană" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Esp%C3%A8ce_chimique" title="Espèce chimique – franceză" lang="fr" hreflang="fr" data-title="Espèce chimique" data-language-autonym="Français" data-language-local-name="franceză" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%A6%D7%95%D7%A8%D7%95%D7%9F_%D7%9B%D7%99%D7%9E%D7%99" title="צורון כימי – ebraică" lang="he" hreflang="he" data-title="צורון כימי" data-language-autonym="עברית" data-language-local-name="ebraică" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%B0%E0%A4%BE%E0%A4%B8%E0%A4%BE%E0%A4%AF%E0%A4%A8%E0%A4%BF%E0%A4%95_%E0%A4%B8%E0%A5%8D%E0%A4%AA%E0%A5%80%E0%A4%B6%E0%A5%80%E0%A4%9C%E0%A4%BC" title="रासायनिक स्पीशीज़ – hindi" lang="hi" hreflang="hi" data-title="रासायनिक स्पीशीज़" data-language-autonym="हिन्दी" data-language-local-name="hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Spesi_kimia" title="Spesi kimia – indoneziană" lang="id" hreflang="id" data-title="Spesi kimia" data-language-autonym="Bahasa Indonesia" data-language-local-name="indoneziană" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Specie_chimica" title="Specie chimica – italiană" lang="it" hreflang="it" data-title="Specie chimica" data-language-autonym="Italiano" data-language-local-name="italiană" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E5%8C%96%E5%AD%A6%E7%A8%AE" title="化学種 – japoneză" lang="ja" hreflang="ja" data-title="化学種" data-language-autonym="日本語" data-language-local-name="japoneză" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%ED%99%94%ED%95%99%EC%A2%85" title="화학종 – coreeană" lang="ko" hreflang="ko" data-title="화학종" data-language-autonym="한국어" data-language-local-name="coreeană" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Kjemiske_specier" title="Kjemiske specier – norvegiană bokmål" lang="nb" hreflang="nb" data-title="Kjemiske specier" data-language-autonym="Norsk bokmål" data-language-local-name="norvegiană bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Esp%C3%A9cie_qu%C3%ADmica" title="Espécie química – portugheză" lang="pt" hreflang="pt" data-title="Espécie química" data-language-autonym="Português" data-language-local-name="portugheză" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Hemijska_vrsta" title="Hemijska vrsta – sârbo-croată" lang="sh" hreflang="sh" data-title="Hemijska vrsta" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="sârbo-croată" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Chemical_species" title="Chemical species – Simple English" lang="en-simple" hreflang="en-simple" data-title="Chemical species" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/Hemijska_vrsta" title="Hemijska vrsta – sârbă" lang="sr" hreflang="sr" data-title="Hemijska vrsta" data-language-autonym="Српски / srpski" data-language-local-name="sârbă" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Species_(kemi)" title="Species (kemi) – suedeză" lang="sv" hreflang="sv" data-title="Species (kemi)" data-language-autonym="Svenska" data-language-local-name="suedeză" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Kimyasal_t%C3%BCr" title="Kimyasal tür – turcă" lang="tr" hreflang="tr" data-title="Kimyasal tür" data-language-autonym="Türkçe" data-language-local-name="turcă" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%A5%D1%96%D0%BC%D1%96%D1%87%D0%BD%D0%B0_%D1%84%D0%BE%D1%80%D0%BC%D0%B0" title="Хімічна форма – ucraineană" lang="uk" hreflang="uk" data-title="Хімічна форма" data-language-autonym="Українська" data-language-local-name="ucraineană" class="interlanguage-link-target"><span>Українська</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q899336#sitelinks-wikipedia" title="Modifică legăturile interlinguale" class="wbc-editpage">Modifică legăturile</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="Spații de nume"> <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/Specie_chimic%C4%83" title="Vedeți conținutul paginii [a]" accesskey="a"><span>Articol</span></a></li><li id="ca-talk" 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data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Aspect</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">mută în bara laterală</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">ascunde</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">De la Wikipedia, enciclopedia liberă</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="ro" dir="ltr"><p>O <b>specie chimică</b> este o <a href="/wiki/Substan%C8%9B%C4%83_chimic%C4%83" title="Substanță chimică">substanță chimică</a> sau ansamblu compus din entități moleculare identice din punct de vedere chimic,<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> care pot explora același set de niveluri de energie într-o anumită perioadă de timp, caracteristică au definită. Termenul se poate aplica în același timp unui set de unități structurale atomice sau moleculare identice din punct de vedere chimic, într-o dispoziție solidă.<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Tipuri_de_specii_chimice">Tipuri de specii chimice</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Specie_chimic%C4%83&veaction=edit&section=1" title="Modifică secțiunea: Tipuri de specii chimice" class="mw-editsection-visualeditor"><span>modificare</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Specie_chimic%C4%83&action=edit&section=1" title="Edit section's source code: Tipuri de specii chimice"><span>modificare sursă</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Câteva exemple de specii chimice (după tip) sunt: </p> <ul><li>specia chimică <a href="/wiki/Argon" title="Argon">argon</a> este o specie <a href="/wiki/Atom" title="Atom">atomică</a> ; <a href="/wiki/Formul%C4%83_chimic%C4%83" title="Formulă chimică">formula</a> sa chimică este Ar ;</li> <li>specia chimică <a href="/wiki/Azot" title="Azot">diazot</a> este o specie <a href="/wiki/Molecul%C4%83" title="Moleculă">moleculară</a> ; formulă sa chimică este cea a unei <a href="/wiki/Molecul%C4%83_diatomic%C4%83" title="Moleculă diatomică">moelcule diatomice</a>, adică N<sub>2</sub>;</li> <li>specia chimică <a href="/wiki/Clorur%C4%83" title="Clorură">clorură</a> este o specie <a href="/wiki/Ion" title="Ion">ionică</a>; formulă sa chimică este Cl<sup>−</sup> ;</li> <li>specia chimică <a href="/wiki/Azotat" title="Azotat">azotat</a> (nitrat) este o specie moleculară <u>sau</u> ionică; formulă sa chimică este <span class="chemf nowrap">NO<span style="display:inline-block; margin-bottom:-0.3em; vertical-align:-0.4em; line-height:1.2em; font-size:85%; text-align:left;"><sup>−</sup><br />3</span></span> ;</li> <li>specia chimică <a href="/wiki/Metil" title="Metil">metil</a> este o specie <a href="/wiki/Radical_(chimie)" title="Radical (chimie)">radicalică</a> ; formulă sa chimică este CH<sub>3</sub><sup>•</sup>.</li></ul> <div class="mw-heading mw-heading2"><h2 id="Vezi_și"><span id="Vezi_.C8.99i"></span>Vezi și</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Specie_chimic%C4%83&veaction=edit&section=2" title="Modifică secțiunea: Vezi și" class="mw-editsection-visualeditor"><span>modificare</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Specie_chimic%C4%83&action=edit&section=2" title="Edit section's source code: Vezi și"><span>modificare sursă</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Ion" title="Ion">Ion</a></li> <li><a href="/wiki/Particul%C4%83" title="Particulă">Particulă</a></li> <li><a href="/wiki/Compus_chimic" title="Compus chimic">Compus chimic</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Referințe"><span id="Referin.C8.9Be"></span>Referințe</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Specie_chimic%C4%83&veaction=edit&section=3" title="Modifică secțiunea: Referințe" class="mw-editsection-visualeditor"><span>modificare</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Specie_chimic%C4%83&action=edit&section=3" title="Edit section's source code: Referințe"><span>modificare sursă</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-1"><b><a href="#cite_ref-1">^</a></b> <span class="reference-text"><cite class="citation web"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20180913071516/http://web-sciences.com/documents/seconde/sedo01/seco01.php5">„Extraction et séparation d'espèces chimiques”</a>. <i>web-sciences.com</i> (în franceză). Arhivat din <a rel="nofollow" class="external text" href="http://www.web-sciences.com/documents/seconde/sedo01/seco01.php5">original</a> la <time datetime="2018-09-13">13 septembrie 2018</time><span class="reference-accessdate">. Accesat în <time datetime="2018-08-29">29 august 2018</time></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=web-sciences.com&rft.atitle=Extraction+et+s%C3%A9paration+d%27esp%C3%A8ces+chimiques&rft_id=http%3A%2F%2Fwww.web-sciences.com%2Fdocuments%2Fseconde%2Fsedo01%2Fseco01.php5&rfr_id=info%3Asid%2Fro.wikipedia.org%3ASpecie+chimic%C4%83" class="Z3988"><span style="display:none;"> </span></span><style data-mw-deduplicate="TemplateStyles:r16236537">.mw-parser-output cite.citation{font-style:inherit}.mw-parser-output .citation q{quotes:"„""”""«""»"}.mw-parser-output .citation .cs1-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/thumb/6/65/Lock-green.svg/9px-Lock-green.svg.png")no-repeat;background-position:right .1em center}.mw-parser-output .citation .cs1-lock-limited a,.mw-parser-output .citation .cs1-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/thumb/d/d6/Lock-gray-alt-2.svg/9px-Lock-gray-alt-2.svg.png")no-repeat;background-position:right .1em center}.mw-parser-output .citation .cs1-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/thumb/a/aa/Lock-red-alt-2.svg/9px-Lock-red-alt-2.svg.png")no-repeat;background-position:right .1em center}.mw-parser-output .cs1-subscription,.mw-parser-output .cs1-registration{color:#555}.mw-parser-output .cs1-subscription span,.mw-parser-output .cs1-registration span{border-bottom:1px dotted;cursor:help}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/thumb/4/4c/Wikisource-logo.svg/12px-Wikisource-logo.svg.png")no-repeat;background-position:right .1em center}.mw-parser-output code.cs1-code{color:inherit;background:inherit;border:inherit;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;font-size:100%}.mw-parser-output .cs1-visible-error{font-size:100%}.mw-parser-output .cs1-maint{display:none;color:#33aa33;margin-left:0.3em}.mw-parser-output .cs1-subscription,.mw-parser-output .cs1-registration,.mw-parser-output .cs1-format{font-size:95%}.mw-parser-output .cs1-kern-left,.mw-parser-output .cs1-kern-wl-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right,.mw-parser-output .cs1-kern-wl-right{padding-right:0.2em}</style>.</span> </li> <li id="cite_note-2"><b><a href="#cite_ref-2">^</a></b> <span class="reference-text"><a rel="nofollow" class="external text" href="http://goldbook.iupac.org/CT01038.html">IUPAC Gold Book definition of chemical species</a></span> </li> </ol></div> <div class="boilerplate metadata" id="stub"> <table cellpadding="0" cellspacing="0"> <tbody><tr> <td><span typeof="mw:File"><a href="/wiki/Fi%C8%99ier:Nuvola_apps_edu_science.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/5/59/Nuvola_apps_edu_science.svg/32px-Nuvola_apps_edu_science.svg.png" decoding="async" width="32" height="32" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/59/Nuvola_apps_edu_science.svg/48px-Nuvola_apps_edu_science.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/59/Nuvola_apps_edu_science.svg/64px-Nuvola_apps_edu_science.svg.png 2x" data-file-width="128" data-file-height="128" /></a></span> </td> <td><i> Acest articol din domeniul <a href="/wiki/Chimie" title="Chimie">chimiei</a> este un <a href="/wiki/Wikipedia:Articolul_ciot_perfect" class="mw-redirect" title="Wikipedia:Articolul ciot perfect">ciot</a>. Puteți <a href="/wiki/Wikipedia:G%C4%83se%C8%99te_%C8%99i_repar%C4%83_un_ciot" title="Wikipedia:Găsește și repară un ciot">ajuta</a> Wikipedia prin completarea lui.</i> </td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Adus de la <a dir="ltr" href="https://ro.wikipedia.org/w/index.php?title=Specie_chimică&oldid=15338974">https://ro.wikipedia.org/w/index.php?title=Specie_chimică&oldid=15338974</a></div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Special:Categorii" title="Special:Categorii">Categorie</a>: <ul><li><a href="/wiki/Categorie:Substan%C8%9Be_chimice" title="Categorie:Substanțe chimice">Substanțe chimice</a></li></ul></div><div id="mw-hidden-catlinks" class="mw-hidden-catlinks mw-hidden-cats-hidden">Categorii ascunse: <ul><li><a href="/wiki/Categorie:Articole_cu_surse_%C3%AEn_limba_francez%C4%83_(fr)" title="Categorie:Articole cu surse în limba franceză (fr)">Articole cu surse în limba franceză (fr)</a></li><li><a href="/wiki/Categorie:Cioturi_chimie" title="Categorie:Cioturi chimie">Cioturi chimie</a></li></ul></div></div> </div> </main> </div> <div class="mw-footer-container"> <footer id="footer" class="mw-footer" > <ul id="footer-info"> <li id="footer-info-lastmod"> Ultima editare a paginii a fost efectuată la 9 decembrie 2022, ora 04:31.</li> <li id="footer-info-copyright">Acest text este disponibil sub licența <a rel="nofollow" class="external text" href="https://creativecommons.org/licenses/by-sa/4.0/deed.ro">Creative Commons cu atribuire și distribuire în condiții identice</a>; pot exista și clauze suplimentare. 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