Oxygen is an element from the periodic table and is a colorless and odorless gas. Oxygen is essential for human life, and it is used in many industrial processes, such as welding, combustion, and water purification.
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| Atomic number | 8 |
| Group | VIA |
| Period | 2 |
| Mass | 15.9994 |
| Latin name | Oxygenium |
| Electron configuration | 1s2 2s2 2p4 |
| Oxidation state | -2, -1, 0, 1, 2 |