Question

when hydrogen sulphide gad is passed through a blue solution of copper sulphate, a black precipitate of copper sulphate is obtained and the sulphuric acid so formed remains in the solution.Name this type of reaction​

Answer 1

Answer:

ANSWER

Double displacement is a type of chemical reaction where two compounds react, and the positive ions (cation) and the negative ions (anion) of the two reactants switch places, forming two new compounds or products.

H2S+CuSO4→CuS+H2SO4

Answer 2

Chemical reaction .

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