1(x)
On passing ammonia gas over heated copper oxide for some time, a reddish-brown residue is left behind. What property of ammonia is demonstrated here?
- (a)Basic property
- (b)Oxidising property
- (c)Reducing property
- (d)Acidic property
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Reducing property
Reason — Ammonia reduces Black Copper [II] oxide to reddish brown copper as shown in the below equation:
2NH3 + 3CuO ⟶ 3Cu + 3H2O + N2↑