Question

Which of the following reactions gives copper as a product :

A. Passing dry ammonia over heated copper oxide.


B. Adding dilute hydrochloric acid to copper oxide.


C. Heating copper oxide.


D. Passing oxygen over heated copper oxide.​

I know A and C are correct

but which is most appropriate

Answer 1

Answer

Which of the following reactions gives copper as a product :

A. Passing dry ammonia over heated copper oxide.

Explanation:

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