Question

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How to write oxygen atom.

Answer 1

O₂ indicates the Oxygen Atom...

Hope it helps....

Answer 2

Answer:

The symbol for the element oxygen, O, represents both the element and one atom of oxygen. A molecule of oxygen, O2, contains two oxygen atoms; the subscript 2 in the formula must be used to distinguish the diatomic molecule from two single oxygen atoms.

so we will write as 1/2 O2(half of O2)

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