The combustion of sodium in excess air yields a higher oxide.What is the oxidation state of the oxygen in the product ?

The combustion of sodium is excess air yeilds a higher oxide. What is the oxidation state of the oxygen in the product? Neglect the negative sign.

The combustion of solidum is excess air yeilds a higher oxide. What is the oxidation state of the oxygen in the product? Neglect the negative sign.

The oxidation state of oxygen is zero in

Oxidation state of oxygen is zero in

Oxidation state of oxygen inhydrogen peroxide is

What is the highest oxidation state of oxygen family ?