Thorium
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| Thorium | |
|---|---|
| Properties | |
| Atomic symbol | Th |
| Atomic number | 90 |
| Classification | Metallic |
| Atomic mass | 232.03806 amu |
| Other Information | |
| Date of discovery | 1829 |
| Name of discoverer | WJöns Berzelius |
| Name origin | Named after Thor, the Norse god of war. |
| Uses | Used in the manufacture of strong alloys and ultraviolet photoelectric cells. Can be bombarded with neutrons to make uranium-233, a nuclear fuel. |
| Obtained from | Found in various minerals like monazite and thorite and dispersed on pegmatite rocks. |