CBSE BOARD X, asked by yunusansari20022000, 8 hours ago

D. a When lg copper powder is heated in a china dish, it becomes coated with black copper oxide because : A. copper is reduced. B. copper is oxidised. C. copper is first reduced and then oxidised. D. copper is first oxidised and then reduced.

Answers

Answered by bhargavisbhargavis85

0

Answer:

copper is oxidized

Explanation:

this is because oxygen is added to copper and copper oxide is formed

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