My mom was performing an experiment in which he took Metal ‘A’ which is grey in colour. When kept in moist air this metal gets covered with a brown flaky substance. He then added a piece of this metal each in copper sulphate solution and zinc sulphate solution respectively. i) Identify metal ‘A’ and name the brown flaky substance formed on it. ii) Write observations when this metal is put in the two solutions mentioned above. Support your answer with word equations.
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- Green coating of basic copper carbonate is a mixture of copper carbonate and copper hydroxide , CuCO3. Cu (OH)2.
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