Difference between revisions of "Thallium"
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(New page: {{Element | name=Thallium | symbol=Tl | anumber=81 | amass=204.3833 amu | state=Solid | class=Metals | cstructure=Hexagonal | color=Silvery-White | date=1861 | discname=Sir William Crookes...) |
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{{Element | name=Thallium | symbol=Tl | anumber=81 | amass=204.3833 amu | state=Solid | class=Metals | cstructure=Hexagonal | color=Silvery-White | date=1861 | discname=Sir William Crookes | origname=From the Greek ''thallos'', meaning a young shoot or green twig, due to the bright green line in its spectrum. | uses=Originally, its compounds were used in rat and ant poisons, but has been prohibited since 1975 in many countries. Also used for detecting infrared radiation and in heart muscle research. | obtained=It is generally obtained as the by-product of [[zinc]] and [[lead]] smelting. Also found in [[iron pyrites]], [[crookesite]], [[hutchinsonite]] and [[lorandite]].}} | {{Element | name=Thallium | symbol=Tl | anumber=81 | amass=204.3833 amu | state=Solid | class=Metals | cstructure=Hexagonal | color=Silvery-White | date=1861 | discname=Sir William Crookes | origname=From the Greek ''thallos'', meaning a young shoot or green twig, due to the bright green line in its spectrum. | uses=Originally, its compounds were used in rat and ant poisons, but has been prohibited since 1975 in many countries. Also used for detecting infrared radiation and in heart muscle research. | obtained=It is generally obtained as the by-product of [[zinc]] and [[lead]] smelting. Also found in [[iron pyrites]], [[crookesite]], [[hutchinsonite]] and [[lorandite]].}} | ||
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[[Category:Elements]] | [[Category:Elements]] | ||
Revision as of 19:41, June 21, 2008
| Thallium | |
|---|---|
| Properties | |
| Atomic symbol | Tl |
| Atomic number | 81 |
| Classification | Metals |
| Atomic mass | 204.3833 amu |
| Other Information | |
| Date of discovery | 1861 |
| Name of discoverer | Sir William Crookes |
| Name origin | From the Greek thallos, meaning a young shoot or green twig, due to the bright green line in its spectrum. |
| Uses | Originally, its compounds were used in rat and ant poisons, but has been prohibited since 1975 in many countries. Also used for detecting infrared radiation and in heart muscle research. |
| Obtained from | It is generally obtained as the by-product of zinc and lead smelting. Also found in iron pyrites, crookesite, hutchinsonite and lorandite. |