a small amount of copper oxide and beaker and add dilute HCL acid slowly while stirring. note down the colour of the solution what has happened to the copper oxide
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. When copper oxide is reacted with hydrochloric acid it releases a greenish yellow gas and forms a bluish green solution.
CuO(s) + 2HCl(aq) = CuCl2(aq) + H2O(l)
CuO(s) + 2HCl(aq) = CuCl2(aq) + H2O(l)
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