Question

C. Write T for True and F for False statement.
1. Physical changes are permanent and cannot be reversed.
2. Chemical changes involves significant energy changes.
3. Products formed in a chemical reaction has same properties as that of the reactants.
4. Sublimation of camphor is an example of a physical change.​

Answer 1

Answer:

1. F
2. T
3. T
4. T

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Answer 2

Answer:

1) Physical change can be reversible and irreversible both. For example- Melting of wax, cutting of paper. Physical change are temporary change.  So, the answer is False .

2) True

3) False

4) True

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