Question

If AO२ is a compound then valency of A?

Answer 1

Answer:

+1 or +4

Explanation:

+1 in cases of alkali (group 1) metals, where oxygen exhibits-1/2 oxidation state, also this specific oxidation state of oxygen is called super oxide (eg:KO₂)

+4 in cases of non metals where O shows normal -2 OS (eg: CO₂)

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