a
it loses its water of crystallization
b
atmospheric nitrogen displaces chlorine from it
c
carbon (IV) oxide of the atmosphere displaceschlorine from it
d
bleaching agents should be stored in solution
Explanation
Correct Option
cNo explanation available
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Discussions (6)
Vandalsavage
4 years ago
cao reacts with co2 in the atmosphere to form caco3. it displaced chlorine so as to combine with cao to form caco3
Godbless236
3 years ago
Normally decomposition of limestone is below
CaC03---Ca0 +C02
and Ca0 is a drying agent for gases .it combines readily with C02 of the atmosphere to form CaC03...
B above is correct
