Which of the following compounds give $N_2$ on heating ?

The correct option is D Both (A) and (C)
(A) $N{H}_{4}N{O}_2\stackrel{\Delta }{\to }{N}_2+2H_{2}O$
(B) $N{H}_{4}N{O}_3\stackrel{\Delta }{\to }{N}_{2}O+2H_{2}O$
(C) $2Na{N}_3\stackrel{\Delta }{\to }3N_2+2Na$

Chemistry