Science, asked by shreejaagrawal, 3 months ago

give an example of a chemical change in which a change of color is observed

Answers

Answered by Anonymous

19

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Copper reacts with oxygen, H2O and CO2 to give copper carbonate, which changes color from brown to blue or blue green. Rusting, blackening of surfaces of cut vegetables and fruits are other examples of change of color in a chemical reaction.

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Answered by omesajhon

2

Explanation:

when food colour is added to water.the colour of water is changed to the particular colour.

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