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Changes

In which of t...

Question

In which of the following example a change in state is observed?

A

Boiling of water

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B

Bud turning into flower

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C

Rusting of iron

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D

Making furniture from wood

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Solution

The correct option is A Boiling of water
During boiling, water (liquid state) changes to water vapours (gaseous state).
Bud, flower, rusted iron, furniture and wood are solids. Hence, no change in state is observed in these cases.

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