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Get Answers to all your Questions
of copper powder was taken in a China dish and heated. What change takes place on heating ? When hydrogen gas is passed over this heated substance, a visible change is seen in it. Give the chemical equations of reactions, the name and the color of the products formed in each case.
Answers (1)
• A black colour is formed on the surface
Brown Copper Oxide
• Original/brown colour is restored.
Black Copper; Brown
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