Metal A when burnt in air forms only an oxide while metal B When brunt in air forms a mixture of oxide and nitride. A and B are

Metal A when burnt in air forms only an oxide while metal B When brunt

1.	Metal A when burnt in air forms only an oxide while metal B When brunt in air forms a mixture of oxide and nitride. A and B are
Answer» MG and Ca K and Mg Be and Ca Na and Ca Solution :K can FORM only OXIDES when reacts with air and Mg can form oxide and nitride.