Published by:
CGP EDU Academic Team
Published on: August 13, 2026
In group IV analysis, 
is added before passing 
gas because
A
The sulphides of IV group are insoluble in 
B
The sulphides of other metals are soluble in 
C
The concentration of 
ions is increased
ions is increased D
The sulphides of second group are soluble in 
Text Solution
Verified by ExpertsThe correct answer is:
C
In group IV analysis, 
is added before passing 
gas to increase the concentration
of 
ions.
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