Question

Write balanced chemical equation for which of the following-

Reaction of ammonia with heated copper oxide

Answer 1

1. When dry ammonia is passed over heated black copper oxide ammonia is oxidized to nitrogen and water.
2. The copper oxide turns from black to Reddish-brown as it is reduced to copper.
3. $$\begin{gathered} 2{\mathrm{NH}}_{3_{\left(\mathrm{g}\right)}}+\underset{\mathrm{Black}}{3{\mathrm{CuO}}_{\left(\mathrm{s}\right)}}\stackrel{∆}{\to }\underset{\mathrm{Reddish} \\ \mathrm{Brown}}{3\mathrm{Cu}}+{\mathrm{N}}_{2_{\left(\mathrm{g}\right)}}+3{\mathrm{H}}_2{\mathrm{O}}_{\left(\mathrm{g}\right)} \end{gathered}$$