Question

In which of the following, oxidation number of oxygen is +2?

Options

• F₂O

• H₂O₂

• HOCl

• CaO

Answer 1

F₂O

Explanation:

Oxidation number of O, in F₂O is +2.

Oxidation number of O, in H₂O₂ is −1.

Oxidation number of O, in HOCI is −2.

Oxidation number of O, in CaO is −2.