Question

calculate number of electron in 42gm of azide ion ​

Answer 1

Answer:

1.6 valence electrons

Explanation:

42gm of N3-contains no of e-=16

4.2gm contains=16×4.2/42=1.6 valence Electrons

Answer 2

Answer:

The number of electrons in 4.2 g of azide ion is 2.2NA.