Q.

Which one of the following statements about water is False?

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a

Above 4°C the thermal agitation of water molecules decreases

b

The density of water increases from 0°C  to maximum at 4°C

c

The density of water increases when heated from 0°C  to 4°C due to the change in the structure of the cluster of water molecules

d

The crystal lattice of ice is mostly formed by covalent as well as hydrogen bond combination.

answer is B.

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Detailed Solution

Above 4°C  the hydrogen bonds will destroy and volume of water will decrease.

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