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Calcium Chloride and Silica Gel are used as dehydrating agent. Which of the following describes the process involved in their dehydrating action, respectively?

Option: 1

Both adsorb water vapor


Option: 2

Both absorb water vapor


Option: 3

Silica Gel adsorbs water vapor while Calcium chloride absorbs water vapor


Option: 4

Silica Gel absorbs water vapor while Calcium chloride adsorbs  water vapor


Answers (1)

best_answer

A distinction can be made between absorption and adsorption by taking an example of water vapour. Water vapours are absorbed by anhydrous calcium chloride but adsorbed by silica gel.

Hence, the correct answer is Option (3)

Posted by

Pankaj Sanodiya

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