What property of ammonia is illustrated by its reaction with CuO?

Explanation

To answer the question regarding the property of ammonia illustrated by its reaction with CuO, we can break down the solution into the following steps:

### Step-by-Step Solution:

1. **Identify the Reaction**: The reaction between ammonia (NH₃) and copper oxide (CuO) can be represented as:
\[ 3 \text{CuO} + 2 \text{NH}_3 \rightarrow \text{N}_2 + 3 \text{Cu} + 3 \text{H}_2\text{O} \]
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