heat a China dish containing about 1 gram copper powder what do you observe
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when the china dish containing copper is heated oxyzen is added to this. as a result the surface of the copper powder becomes coated with black copper
ayesha317:
i think this will help you
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Explanation:
When hydrogen gas is passed over this heated substance, a visible change is seen in it. Give the chemical equation of reactions, the name and the colour of the products formed in each case.
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