what is oxygen and its formulae?
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Explanation:
The chemical formula of oxygen also known as dioxygen is O2.Oxygen is a chemical element with an atomic number of 8 (it has eight protons in its nucleus). Oxygen forms a chemical compound (O2) of two atoms which is a colorless gas at normal temperatures and pressures. ... About 21% of Earth's atmosphere is oxygen.
Answered by
1
Answer:
Oxygen is the chemical element with the symbol O and atomic number 8.
Formula:
O°2
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