WebElements: Protactinium
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Description: Extensive information on history, uses, occurrence, compounds, and properties.
WebElements Periodic Table of the Elements | Protactinium | Essential information WebElements: the periodic table on the web Protactinium has a bright metallic lustre which it retains for some time in air. The element is superconductive below 1.4 K. The element is a dangerous toxic material and requires precautions similar to those used when handling plutonium. Protactinium is one of the rarest and most expensive naturally occurring elements. The element is an α-emitter and is a radiological hazard similar to polonium. Protactinium is a highly toxic and radioactive rare earth metal that requires special handling. It is found in pitchblende and ores form Zaire and is one of the rarest and most expensive naturally occurring elements.
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| Page title: | WebElements Periodic Table of the Elements | Protactinium | Essential information |
| Keywords: | chemistry, periodic, table, chart, atomic weight, periodicity, periodic table, chemical elements, protactinium, Essential information, chemical, webelements, web-elements, Sheffield, science, element, elements, metal, gas, atoms, periodic table, periodic chart |
| Description: | This WebElements periodic table page contains Essential information for the element protactinium |
| IP-address: | 198.1.87.161 |
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| NS | Name Server: NS1.CHEMTREK.NET Name Server: NS2.CHEMTREK.NET |
| WHOIS | Status: clientTransferProhibited Status: clientUpdateProhibited |
| Date | Creation Date: 12-nov-1998 Expiration Date: 11-nov-2014 |