During the preparation of hydrogen chloride gas on a humid day,
the gas is usually passed through the guard tube containing calcium
chloride. The role of calcium chloride taken in the guard tube is to
(a) absorb the evolved gas
(b) moisten the gas
(c) absorb moisture from the gas
(d) absorb Cl– ions from the evolved gas

NCERT Class X
Science - Exemplar Problems

Chapter_Acids, Bases and Salts

1

Answers

2015-05-28T14:02:12+05:30
C-absorb moisture from the evolved gas
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