Question

A spoonful of black copper oxide is added to a beaker containing warm and dilute hydrochloric acid, what would you observe? Write the chemical equation for the reaction involved?​

Answer 1

Answer:

Reactions. Copper(II) oxide dissolves in mineral acids such as hydrochloric acid, sulfuric acid or nitric acid to give the corresponding copper(II) salts: CuO + 2 HNO3 → Cu(NO3)2 + H2O. CuO + 2 HCl → CuCl2 + H2O.

Explanation:

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Answer 2

Answer:

Reactions. Copper(II) oxide dissolves in mineral acids such as hydrochloric acid, sulfuric acid or nitric acid to give the corresponding copper(II) salts: CuO + 2 HNO3 → Cu(NO3)2 + H2O. CuO + 2 HCl → CuCl2 + H2O.