Question

32. Among the following compounds of nitrogen, choose the one which is the richest source of nitrogen?

(1) NH2CONH2

(2) NH2 -NH2

(3) NH4NO3

(4) HNC(NH2)2​

Answer 1

Answer:

Answer is (2) NH2 -NH2

thx to me

Answer 2

Answer:

(2) NH2-NH2

Explanation:

is correct option