The substances that loses the water of crystallization on exposure to dry air are called ________ substances.

Efflorescent

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Deliquescent

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Hygroscopic

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Desiccant

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Solution

The correct option is A
Efflorescent

The substances that loses the water of crystallization on exposure to dry air are called efflorescent substances.
For example, sodium sulphate ${Na}_{2} {S O}_{4} .10 H_{2} O$ loses its water content when exposed to dry air.

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The substances that loses the water of crystallization on exposure to dry air are called ________ substances.

The correct option is A Efflorescent The substances that loses the water of crystallization on exposure to dry air are called efflorescent substances. For example, sodium sulphate Na2SO4.10H2O loses its water content when exposed to dry air.

The correct option is A
Efflorescent

The substances that loses the water of crystallization on exposure to dry air are called efflorescent substances.
For example, sodium sulphate ${Na}_{2} {S O}_{4} .10 H_{2} O$ loses its water content when exposed to dry air.