Question

Determine the oxidation number of
(i) Al in [Al(H2O)6]3+ (ii) H in NaH

Answer 1

Explanation:

(1)oxidation number ofAl in [Al(H2O)6]3+ is +3

(2)oxidation number of H inNaH is

-1.

Answer 2

Answer:

[Al(H2O)6]3+

Al = +3

H2O = 0

NaH :

Na = +1

H = -1