Chemistry, asked by oggymemer, 7 months ago

a chemical reaction involving a change in colour of the reactant to the residual product from-(1) blue to black​

Answers

Answered by george444emmanuel
0

Answer:

Explanation:

copper carbonate is green in colour .when it is heated it decomposes to copper oxide and carbon dioxide .the colour of copper oxide is black .this reaction involves change of colour from Green to black

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