Tantalum is a transition metal from the periodic table. It is a grayish-white metal that is relatively rare in nature. Tantalum is used in some alloys, as well as in electronic components, such as capacitors and resistors. It is also used to make high-strength, corrosion-resistant alloys and components for the aerospace industry.
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| Atomic number | 73 |
| Group | VB |
| Period | 6 |
| Mass | 180.94788 |
| Latin name | Tantalum |
| Electron configuration | [Xe]4f14 5d3 6s2 |
| Oxidation state | -3, -1, 0, 1, 2, 3, 4, 5 |