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Question

Complete the following reaction:
2NH3+3CuO

A
Cu+H2+(NO)2
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B
3Cu+3H2O+N2
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C
CuO+H2+N2
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D
3Cu+3H2O+N2
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Solution

The correct option is B 3Cu+3H2O+N2
Ammonia reduces heated metal oxides to the respective metals. In the process water and nitrogen is released. The complete reaction is:
2NH3+3CuO3Cu+3H2O+N2

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