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Which of the following are correct...

Which of the following are correct 

A

silica gel adsorbs `H_2O`

B

`CaCl_2` (anhy) adsorbs `H_2O`

C

Gas masks work on the principle of selective adsorption

D

Zeolites are shape selective catalyst and water softners

Text Solution

Verified by Experts

The correct Answer is:
A, C, D
`CaCl_3` absorbs `H_2O`
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