Question

$NH_{3}$ gas is passed over heated copper oxide. It oxidises to

• A. $N_{2}$
• B. $NO_{2}$
• C. $NO$
• D. $HNO_{2}$

Answer 1

Answer: (A)

$N_{2}$

Answer 2

On passing ammonia gas over heated copper oxide, it gives nitrogen gas. $3CuO+\underset{\text{ammonia}} {2NH_3(g)}\,\rightarrow 3Cu+N_{2}\uparrow +3H_{2}O$