Which of the following feature is common to both physical and chemical change?

Evolution of hydrogen gas

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Formation of new precipitate

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Change in state and colour

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Evolution of carbon dioxide

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Solution

The correct option is C
Change in state and colour

In both physical and chemical change, there can be a change in state and colour.

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Similar questions

Which one chemical reaction occurs during photosynthesis ?

(a) Carbon dioxide is reduced and water is oxidised.

(b) Water is reduced and carbon dioxide is oxidised.

(d) Both carbon dioxide and water are reduced.

The chemical which can be used to separate a mixture of carbon powder and sulphur powder successfully is :

(a) carbon dioxide (b) hydrochloric acid (c) hydrogen sulphide (d) carbon disulphide

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