Sodium when burnt in excess of oxygen gives sodium oxide.

Beryllium when burnt in excess of oxygen gives monoxide (BeO), while barium when burnt in excess of oxygen gives peroxide (BaO_2) -Why?

When ethane is burnt in excess of oxygen,, the oxidation number of carbon changes by

When ethane is burnt in excess of oxygen,, the oxidation number of carbon changes by

When sodium reacts with excess of oxygen, oxidation number of oxygen changes from

When sodium reacts with excess of oxygen, oxidation number of oxygen changes from

Oxidation state of oxygen atom in sodium peroxide is :

The oxidation number of oxygen in sodium peroxide is ...........