Question

what is physical and chemical change? give one example.​

Answer 1

Explanation:

A chemical change results from a chemical reaction, while a physical change is when matter changes forms but not chemical identity. Examples of chemical changes are burning, cooking, rusting, and rotting. Examples of physical changes are boiling, melting, freezing, and shredding.

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Answer 2

Answer:

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Explanation:

physical change:- The change in which only physical properties such as colour, size, shape of any substance is changed and no new substance is formed called physical change.

example:-- melting of ice, tearing of paper etc.

chemical change:-- The change in which chemical properties of the substance is changed and new substance is formed called chemical change.

example:-- burning of wood, conversion of milk to curd etc.

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