Question

give one example of chemical change that shows the change in colour ​

Answer 1

Answer:

example is adding of citric acid to  potassium permangnate will change purple colour into colourless

Answer 2

Answer:

reaction between potassium iodide and lead nitrate.

2kl+ pb(NO3)2 gives pbl2 + 2kNo3

in this reaction , yellow precipitate is formed.

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