Question

Calculate the oxidation number of oxygen in Na2O2​

Answer 1

Answer:

-1

Explanation:

Each oxygen in a peroxide is assigned a formal charge of -1. Since sodium peroxide is neutral overall, each sodium atom is assigned an oxidation number of +1.

pls mark me as brainilist

Answer 2

Answer:

the answer is in the picture 1 and picture 2 is as same as picture 1

Explanation:

-1

Each oxygen in a peroxide is assigned a formal charge of -1. Since sodium peroxide is neutral overall, each sodium atom is assigned an oxidation number of +1.