“All physical changes are not accompanied by chemical change but all chemical changes are accompanied by a physical change”. Do you agree? Explain with the help of an example.
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Yes, I agree with the statement.
E.g.
1. Change in shape of an object due to mechanical force is a physical change. It isn’t accompanied by chemical change.
2. Rusting of iron is a chemical change in which change of colour of iron is a physical change.
E.g.
1. Change in shape of an object due to mechanical force is a physical change. It isn’t accompanied by chemical change.
2. Rusting of iron is a chemical change in which change of colour of iron is a physical change.
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