Purification And Characterisation Of Organic Compounds Question 132
Question: Which of the following substance can be used for drying gases
[EAMCET 1978; MP PET 1999]
Options:
A) $ CaCO_3 $
B) $ Na_2CO_3 $
C) $ NaHCO_3 $
D) $ CaO $
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Answer:
Correct Answer: D
Solution:
$ CaO\to $ It is hygroscopic in nature
BETA
