When ammonia is passed over heated copper oxide,metallic copper is obtained. The reaction shows that ammonia is
- A$A$. $A$ dehydrating agent
- B$B$. An oxidising agent
- C$C$. $A$ reducing agent
- D$D$. $A$ nitrating agent
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Among the following,identify the compound which cannot act as both an oxidizing and a reducing agent.
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The compound which could not act both as an oxidising as well as a reducing agent is:
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