Science, asked by mpmahor, 4 months ago

How can you chemically remove the black coating of copper oxide​

Answers

Answered by hema08j
1

Answer:

The black coating of copper oxide can be removed chemically by passing hydrogen gas over heated copper oxide. The black coating turns brown as oxygen is removed by hydrogen.

Answered by Anonymous
1

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The black coating of copper oxide can be removed chemically by passing hydrogen gas over heated copper oxide. The black coating turns brown as oxygen is removed by hydrogen.

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