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<!doctype html> <html lang="en"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0">  <script async src="https://www.googletagmanager.com/gtag/js?id=G-ZK1E8XKBLT"></script> <script> window.dataLayer = window.dataLayer || []; function gtag(){dataLayer.push(arguments);} gtag('js', new Date()); gtag('config', 'G-ZK1E8XKBLT'); </script>  <title>WebElements Periodic Table » Rhenium » biological information</title> <meta name="Description" content="This WebElements periodic table page contains biological information for the element rhenium"> <meta name="keywords" content="rhenium, biology, biological, hazards, abundances, chemistry, periodic table, periodic chart, periodic system, chemical elements, chemical, webelements, web-elements, Sheffield, science, element, elements, metal, gas, atoms"> <link rel="stylesheet" href="../_newlands/pure/pure-min.css" type="text/css"> <link rel="stylesheet" href="../_newlands/pure/grids-responsive-min.css" type="text/css"> <link rel="stylesheet" href="../_newlands/pure-layout-side-menu/css/layouts/side-menu.css" type="text/css"> <link rel="stylesheet" href="../_newlands/css/webelements.css?parameter=1"> <meta name="author" content="Prof Mark Winter, University of Sheffield"> <meta name="copyright" content="Copyright 2024 Prof Mark Winter"> <link rel="index" href="./"> <link rel="shortcut icon" href="../favicon.png"> <script type="text/javascript">  </script></head> <body> <div id="layout">  <a href="#menu" id="menuLink" class="menu-link">  <span></span> </a>  <div id="menu"> <div class="pure-menu"> <ul class="pure-menu-list"> <li class="pure-menu-item logo"><a href="../" class="pure-menu-link"><img height="30" src="../_media/icons/logo_60.png" alt="WebElements logo" /></a></li> <li class="pure-menu-item v"> <div id="NavigationPanel"> <table style="nav_panel"> <tr> <th class="navpanel-d"><a title="molybdenum" href="../molybdenum/biology.html">Mo</a></th> <th class="navpanel-d"><a title="technetium" href="../technetium/biology.html">Tc</a></th> <th class="navpanel-d"><a title="ruthenium" href="../ruthenium/biology.html">Ru</a></th> </tr> <tr> <th class="navpanel-d"><a title="tungsten" href="../tungsten/biology.html">W</a></th> <th class="navpanel-d">Re</th> <th class="navpanel-d"><a title="osmium" href="../osmium/biology.html">Os</a></th> </tr> <tr> <th class="navpanel-d"><a title="seaborgium" href="../seaborgium/biology.html">Sg</a></th> <th class="navpanel-d"><a title="bohrium" href="../bohrium/biology.html">Bh</a></th> <th class="navpanel-d"><a title="hassium" href="../hassium/biology.html">Hs</a></th> </tr> </table> </div> </li>  <li class="pure-menu-item v"> <div class="element_select_centre"><a class="imagelink" title="Switch to a different element from here" href="../index.html"><img class="" src="../_media/locs/Re-loc.png" alt="Rhenium location" /></a> </div> </li>  <li class="pure-menu-item f"><a class="pure-menu-link f" href="../actinium/biology.html">Actinium ☢</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../aluminium/biology.html">Aluminium</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../aluminium/biology.html">Aluminum</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../americium/biology.html">Americium ☢</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../antimony/biology.html">Antimony</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../argon/biology.html">Argon</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../arsenic/biology.html">Arsenic</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../astatine/biology.html">Astatine ☢</a></li> <li class="pure-menu-item s"><a class="pure-menu-link s" href="../barium/biology.html">Barium</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../berkelium/biology.html">Berkelium ☢</a></li> <li class="pure-menu-item s"><a class="pure-menu-link s" href="../beryllium/biology.html">Beryllium</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../bismuth/biology.html">Bismuth</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../bohrium/biology.html">Bohrium ☢</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../boron/biology.html">Boron</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../bromine/biology.html">Bromine</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../cadmium/biology.html">Cadmium</a></li> <li class="pure-menu-item s"><a class="pure-menu-link s" href="../caesium/biology.html">Caesium</a></li> <li class="pure-menu-item s"><a class="pure-menu-link s" href="../calcium/biology.html">Calcium</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../californium/biology.html">Californium ☢</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../carbon/biology.html">Carbon</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../cerium/biology.html">Cerium</a></li> <li class="pure-menu-item s"><a class="pure-menu-link s" href="../caesium/biology.html">Cesium</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../chlorine/biology.html">Chlorine</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../chromium/biology.html">Chromium</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../cobalt/biology.html">Cobalt</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../copernicium/biology.html">Copernicium ☢</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../copper/biology.html">Copper</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../curium/biology.html">Curium ☢</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../darmstadtium/biology.html">Darmstadtium ☢</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../dubnium/biology.html">Dubnium ☢</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../dysprosium/biology.html">Dysprosium</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../einsteinium/biology.html">Einsteinium ☢</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../erbium/biology.html">Erbium</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../europium/biology.html">Europium</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../fermium/biology.html">Fermium ☢</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../flerovium/biology.html">Flerovium ☢</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../fluorine/biology.html">Fluorine</a></li> <li class="pure-menu-item s"><a class="pure-menu-link s" href="../francium/biology.html">Francium</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../gadolinium/biology.html">Gadolinium</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../gallium/biology.html">Gallium</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../germanium/biology.html">Germanium</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../gold/biology.html">Gold</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../hafnium/biology.html">Hafnium</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../hassium/biology.html">Hassium ☢</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../helium/biology.html">Helium</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../holmium/biology.html">Holmium</a></li> <li class="pure-menu-item s"><a class="pure-menu-link s" href="../hydrogen/biology.html">Hydrogen</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../indium/biology.html">Indium</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../iodine/biology.html">Iodine</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../iridium/biology.html">Iridium</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../iron/biology.html">Iron</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../krypton/biology.html">Krypton</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../lanthanum/biology.html">Lanthanum</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../lawrencium/biology.html">Lawrencium ☢</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../lead/biology.html">Lead</a></li> <li class="pure-menu-item s"><a class="pure-menu-link s" href="../lithium/biology.html">Lithium</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../livermorium/biology.html">Livermorium ☢</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../lutetium/biology.html">Lutetium</a></li> <li class="pure-menu-item s"><a class="pure-menu-link s" href="../magnesium/biology.html">Magnesium</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../manganese/biology.html">Manganese</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../meitnerium/biology.html">Meitnerium ☢</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../mendelevium/biology.html">Mendelevium ☢</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../mercury/biology.html">Mercury</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../molybdenum/biology.html">Molybdenum</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../moscovium/biology.html">Moscovium ☢</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../neodymium/biology.html">Neodymium</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../neon/biology.html">Neon</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../neptunium/biology.html">Neptunium</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../nickel/biology.html">Nickel</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../nihonium/biology.html">Nihonium ☢</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../niobium/biology.html">Niobium</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../nitrogen/biology.html">Nitrogen</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../nobelium/biology.html">Nobelium</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../oganesson/biology.html">Oganesson ☢</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../osmium/biology.html">Osmium</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../oxygen/biology.html">Oxygen</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../palladium/biology.html">Palladium</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../phosphorus/biology.html">Phosphorus</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../platinum/biology.html">Platinum</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../plutonium/biology.html">Plutonium ☢</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../polonium/biology.html">Polonium</a></li> <li class="pure-menu-item s"><a class="pure-menu-link s" href="../potassium/biology.html">Potassium</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../praseodymium/biology.html">Praseodymium</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../promethium/biology.html">Promethium ☢</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../protactinium/biology.html">Protactinium ☢</a></li> <li class="pure-menu-item s"><a class="pure-menu-link s" href="../radium/biology.html">Radium ☢</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../radon/biology.html">Radon ☢</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../rhenium/biology.html">Rhenium</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../rhodium/biology.html">Rhodium</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../roentgenium/biology.html">Roentgenium ☢</a></li> <li class="pure-menu-item s"><a class="pure-menu-link s" href="../rubidium/biology.html">Rubidium</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../ruthenium/biology.html">Ruthenium</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../rutherfordium/biology.html">Rutherfordium ☢</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../samarium/biology.html">Samarium</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../scandium/biology.html">Scandium</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../seaborgium/biology.html">Seaborgium ☢</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../selenium/biology.html">Selenium</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../silicon/biology.html">Silicon</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../silver/biology.html">Silver</a></li> <li class="pure-menu-item s"><a class="pure-menu-link s" href="../sodium/biology.html">Sodium</a></li> <li class="pure-menu-item s"><a class="pure-menu-link s" href="../strontium/biology.html">Strontium</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../sulfur/biology.html">Sulfur</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../sulfur/biology.html">Sulphur</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../tantalum/biology.html">Tantalum</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../technetium/biology.html">Technetium</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../tellurium/biology.html">Tellurium</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../tennessine/biology.html">Tennessine ☢</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../terbium/biology.html">Terbium</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../thallium/biology.html">Thallium</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../thorium/biology.html">Thorium ☢</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../thulium/biology.html">Thulium</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../tin/biology.html">Tin</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../titanium/biology.html">Titanium</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../tungsten/biology.html">Tungsten</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../uranium/biology.html">Uranium ☢</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../vanadium/biology.html">Vanadium</a></li> <li class="pure-menu-item p"><a class="pure-menu-link p" href="../xenon/biology.html">Xenon</a></li> <li class="pure-menu-item f"><a class="pure-menu-link f" href="../ytterbium/biology.html">Ytterbium</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../yttrium/biology.html">Yttrium</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../zinc/biology.html">Zinc</a></li> <li class="pure-menu-item d"><a class="pure-menu-link d" href="../zirconium/biology.html">Zirconium</a></li> </ul> </div> </div>  <div class="pure-g"> <div class="pure-u-1"> <div class="pure-menu pure-menu-open pure-menu-horizontal centre" role="navigation" style="background: #000 url(../_media/elements/discharge/Re.png) repeat-y center; background-size:contain;"> <span><a class="pure-menu-heading" href="https://winter.group.shef.ac.uk/webelements/"><img height="30" src="../_media/icons/logo_60.png" alt="WebElements logo"></a> <a class="white" href="./">Rhenium - <sub>75</sub>Re</a>  <audio id="myAudio_f"> <source src="../_media/elements/snds_f/Re.mp3" type="audio/mpeg">Your user agent does not support the HTML5 Audio element. </audio> <button class="pure-button d_button" style=" display: inline;" type="button" onclick="audf_play_pause()"> 🔊  </button> <script> function audf_play_pause() { var myAudiof = document.getElementById("myAudio_f"); if (myAudiof.paused) { myAudiof.play(); } else { myAudiof.pause(); }} </script></span> </div> </div> </div> <div id="main">  <div class="pure-u-1 pure-u-sm-1-1"> <div class="pure-menu pure-menu-horizontal pure-menu-scrollable"> <a href="#" class="pure-menu-link pure-menu-heading">▸▸</a> <ul class="pure-menu-list"> <li class="pure-menu-item">🇬🇧 Rhenium</li> <li class="pure-menu-item">🇺🇦 Реній</li> <li class="pure-menu-item">🇨🇳 錸</li> <li class="pure-menu-item">🇳🇱 Rhenium</li> <li class="pure-menu-item">🇫🇷 Rhénium</li> <li class="pure-menu-item">🇩🇪 Rhenium</li> <li class="pure-menu-item">🇮🇱 רניום</li> <li class="pure-menu-item">🇮🇹 Renio</li> <li class="pure-menu-item">🇯🇵 レニウム</li> <li class="pure-menu-item">🇵🇹 Rênio</li> <li class="pure-menu-item">🇪🇸 Renio</li> <li class="pure-menu-item">🇸🇪 Rhenium</li> <li class="pure-menu-item">🇷🇺 Рений</li> </ul> </div> </div> <div class="pure-g"> <div class="pure-u-1 pure-u-sm-1-1"> <div class="google_navbar_positioning"> <form action="https://www.google.com" id="cse-search-box"> <div> <input type="hidden" name="cx" value="partner-pub-9334432533380510:6223510783"> <input type="hidden" name="ie" value="UTF-8"> <input type="text" name="q" size="28"> <input type="submit" name="sa" value="Search"> </div> </form> <script> </script> </div> </div> </div> <main> <div class="pure-g"> <div class="pure-u-1 pure-u-sm-1-1"> <h1 class="d">Rhenium - <sub><small>75</small></sub>Re: biological information</h1> <div class="pure-menu pure-menu-horizontal pure-menu-scrollable"> <ul class="pure-menu-list z_menu"> <li class="pure-menu-item d"><a href="../rhenium/" class="pure-menu-link">▸▸ Re Essentials</a></li> <li class="pure-menu-item d"><a class="pure-menu-link" href="../rhenium/physics.html">Physical properties</a></li> <li class="pure-menu-item d"><a class="pure-menu-link" href="../rhenium/atoms.html">Electron shell data</a></li> <li class="pure-menu-item d"><a class="pure-menu-link" href="../rhenium/atom_sizes.html">Atom sizes</a></li> <li class="pure-menu-item d"><a class="pure-menu-link" href="../rhenium/electronegativity.html">Electronegativity</a></li> <li class="pure-menu-item d"><a class="pure-menu-link" href="../rhenium/isotopes.html" >Isotopes and NMR</a></li> <li class="pure-menu-item d"><a class="pure-menu-link" href="../rhenium/crystal_structure.html">Crystal structure</a></li> <li class="pure-menu-item d"><a class="pure-menu-link" href="../rhenium/thermochemistry.html">Thermochemistry</a></li> <li class="pure-menu-item d"><a class="pure-menu-link" href="../rhenium/history.html">History</a></li> <li class="pure-menu-item d"><a class="pure-menu-link" href="../rhenium/uses.html">Uses</a></li> <li class="pure-menu-item d"><a class="pure-menu-link" href="../rhenium/geology.html">Geology</a></li> <li class="pure-menu-item d"><a class="pure-menu-link" href="../rhenium/biology.html">Biology</a></li> <li class="pure-menu-item d"><a class="pure-menu-link" href="../rhenium/compounds.html">Binary compounds</a></li> <li class="pure-menu-item d"><a class="pure-menu-link" href="../rhenium/compound_properties.html" >Compound properties</a></li> <li class="pure-menu-item d"><a class="pure-menu-link" href="../rhenium/chemistry.html">Element reactions</a></li> <li class="pure-menu-item d"><a class="pure-menu-link" href="../rhenium/contents.html">List all Re properties</a></li> </ul> </div> </div> </div> <p class="p_first">Rhenium has no biological role.</p> <h2 class="d">Levels in humans</h2> <p>The <a href="../periodicity/abund_humans/">abundances of the elements in humans</a>.</p> <ul> <li><a href="../periodicity/abund_humans/">Human abundance by weight</a>: (no data) ppb by weight</li> <li><a href="../periodicity/abund_humans_a/">Human abundance by atoms</a>: (no data) atoms relative to C = 1000000</li> </ul> <h2 class="d">How much rhenium is in your body? Find out here.</h2> <p class="p_first">You can use this form to calculate how much rhenium your body contains. Enter your weight in either kilograms or pounds and click the "Calculate" button. You must enter a number, not text! <strong>Elements for which there are no data will always give a value of zero for the weight, no matter what you put in the weight box.</strong></p> <form name="wtform" method="post" action="calc"> <table class="pure-table"> <caption>Calculate how much rhenium is in your body</caption> <tr><td>Enter your weight here: <input name="weight" type="text" value="0" size="10" title="Enter your weight here (must be a number!)" /> <select name="unit"><option value="1">kilograms</option><option value="2.2">pounds</option></select> <input type="button" value="Calculate!" onclick="calculate()" /></td> <td>You contain about :<input name="content" type="text" value="0" size="10" /> grams of rhenium</td></tr> </table> </form> <div class="pure-g"> <div class="pure-u-1 pure-u-sm-1-1"> <script async src="//pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"></script>  <ins class="adsbygoogle" style="display:block" data-ad-client="ca-pub-9334432533380510" data-ad-slot="4479092381" data-ad-format="auto"></ins> <script> (adsbygoogle = window.adsbygoogle || []).push({}); </script> </div> </div> <figure><img class="pure-img" src= "../_media/periodicity/tables/periodic_table_heatscape_white/abund_humans_l_heat_w.png" alt="Image showing periodicity of the logarithm of the abundance of the chemical elements as a heat map on a periodic table grid." /><figcaption>Image showing periodicity of the logarithm of the abundance of the chemical elements as a heat map on a periodic table grid.</figcaption></figure> <figure><img class="pure-img" src= "../_media/periodicity/tables/periodic_table_cityscape_black/abund_humans_l_city_b.png" alt="Image showing periodicity of the logarithm of the abundance of the chemical elements as a cityscape on a periodic table grid." /><figcaption>Image showing periodicity of the logarithm of the abundance of the chemical elements as a cityscape on a periodic table grid.</figcaption></figure> <h2 class="d">Hazards and Risks</h2> <p class="p_first"><a href="../periodicity/hazards/">Hazards and risks</a> associated with rhenium: <p class="p_first">Rhenium metal does not normally cause problems but all rhenium compounds should be regarded as highly toxic, although few data are available. The metal dust presents a fire and explosion hazard. </p> <h2 class="d">References</h2> <ul> <li>J.E. Huheey, E.A. Keiter, and R.L. Keiter in <em><a href="http://www.amazon.com/exec/obidos/ASIN/006042995X/webelements">Inorganic Chemistry : Principles of Structure and Reactivity</a></em>, 4th edition, HarperCollins, New York, USA, 1993.</li> <li> S. Budavari (Ed.) in <em>The Merck Index</em>, 11th ed., Merck, USA, 1989.</li> <li> N.N. Greenwood and A. Earnshaw in <em><a href="http://www.amazon.com/exec/obidos/ASIN/0750633654/webelements">Chemistry of the Elements</a></em>, 2nd edition, Butterworth, UK, 1997.</li> </ul> </main> <div id="footer"> <footer> <div class="footer"> <div class="pure-g"> <div class="pure-u-1-2 pure-u-sm-1-2 pure-u-lg-1-4 pure-menu custom-restricted-width"> <ul class="pure-menu-list"> <li class="pure-menu-heading footer_h">Key properties</li> <li class="pure-menu-item"><a class="pure-menu-link" href="https://www.webelements.com/periodicity/eneg_pauling/">Electronegativity </a></li> <li class="pure-menu-item"><a class="pure-menu-link" href="https://www.webelements.com/periodicity/melting_point/">Melting point</a></li> <li class="pure-menu-item"><a class="pure-menu-link" href="https://www.webelements.com/periodicity/density/">Density </a></li> <li class="pure-menu-item"><a class="pure-menu-link" href="https://www.webelements.com/periodicity/molar_volume/">Molar volume</a></li> <li class="pure-menu-item"><a class="pure-menu-link" href="https://www.webelements.com/periodicity/ionis_energy_1/">Ionization energy (1st)</a></li> <li class="pure-menu-item"><a class="pure-menu-link" href="https://www.webelements.com/periodicity/covalent_radius/">Covalent radius</a></li> <li class="pure-menu-item"><a class="pure-menu-link" href="https://www.webelements.com/periodicity/metallic_radius/">Metallic radius</a></li> <li class="pure-menu-item"><a class="pure-menu-link" href="https://www.webelements.com/periodicity/abund_crust/">Abundance: earth's crust</a></li> </ul> </div> <div class="pure-u-1-2 pure-u-sm-1-2 pure-u-lg-1-4 pure-menu custom-restricted-width"> <ul class="pure-menu-list"> <li class="pure-menu-heading footer_h">Shop</li> <li class="pure-menu-item">Sorry, shop closed</li> </ul> </div> <div class="pure-u-1-2 pure-u-sm-1-2 pure-u-lg-1-4 pure-menu custom-restricted-width"> <ul class="pure-menu-list"> <li class="pure-menu-heading footer_h">Social</li> <li class="pure-menu-item"><a class="pure-menu-link" href="https://www.facebook.com/webelements.periodic.table">Facebook</a></li> <li class="pure-menu-item"><a class="pure-menu-link" href="https://twitter.com/periodic_table">Twitter</a></li> <li class="pure-menu-item"><a class="pure-menu-link" href="https://www.pinterest.com/periodictable/">Pinterest</a></li> </ul> </div> <div class="pure-u-1-2 pure-u-sm-1-2 pure-u-lg-1-4 pure-menu custom-restricted-width"> <ul class="pure-menu-list"> <li class="pure-menu-heading footer_h">Administration</li> <li class="pure-menu-item"><a class="pure-menu-link" href="https://www.webelements.com/nexus/your-privacy/" title="Your privacy">Privacy</a></li> <li class="pure-menu-item"><a class="pure-menu-link" href="https://www.webelements.com/nexus/about-webelements/" title="About WebElements">About</a></li> <li class="pure-menu-item"><a class="pure-menu-link" href="https://www.webelements.com/nexus/webelements-and-copyright/" title="Copyright information about WebElements">Copyright</a></li> <li class="pure-menu-item"><a class="pure-menu-link" href="https://www.webelements.com/nexus/acknowledgements/" title="Acknowledgements">Thanks...</a></li> </ul> </div> </div> </div> <address> <p> <a href="https://www.webelements.com/"><img class="logo_m" src="../_media/icons/logo_60.png" alt="WebElements home" /></a><br /> <strong>WebElements:</strong> THE periodic table on the WWW [<a href="https://www.webelements.com/">www.webelements.com</a>]<br /> <a href="https://www.webelements.com/nexus/webelements-and-copyright/">Copyright </a> 1993-2024 <a href="https://winter.group.shef.ac.uk/">Mark Winter</a> [ <a href="https://www.sheffield.ac.uk/chemistry/">The University of Sheffield </a> and WebElements Ltd, UK]. 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