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Ammonia gas is dried by using .............

Ammonia gas is dried by using ...................

A

`conc. H_2 SO_4`

B

`P_2 O_5`

C

`CaCl_2`

D

quick lime

Text Solution

Verified by Experts

The correct Answer is:
D
`2 NH_3 overset (H_2 SO_4)rarr (NH_4)_2 SO_4`
`8NH_3 overset (CaCl_2)rarr CaCl_2. 8 NH_3`
`6 NH_3 overset (P_2 O_5)rarr 2 (NH_4)_3 PO_4 +3 H_2 O`
Only `CaO` can be used for drying of ammonia as it does not react with ammonia.
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