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Write n23. Observe the figure given below:China dishcontainingcopper powerWire gauzeTripod standBurner(1) Name the substance produced after heating.(ii) Write down the reaction taking place.(ii) Indicate the type of reaction occuring. |
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Answer» I) Copper oxideii)The chemical equation for the reaction is 2Cu + O2-----> 2CuOthe black colour substance is formed by the reaction of copper with oxygen.iii)When copper powder is heated, it combines with oxygen in air to form copper oxide. This copper oxide is black in colour, because of which the surface of copper powder turns black. This reaction is a redox reaction. Like if you find it useful |
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