Published by:
CGP EDU Academic Team
Published on: August 14, 2026
When F 2 is passed into a solution of mineral acid X, a greenish yellow gas Y is formed. Which on treating with slaked lime forms “Z”. When Red litmus is kept in contact with Z, it changes into
Text Solution
Verified by ExpertsThe correct answer is:
C
F 2 + 
HF + 
Cl 2 is grenish yellow gas
+ 3(a(OH) 2 
Ca(OCl) 2 . 
.CaCl 2 .2H 2 O
Z is bleaching powder it turns red litmus paper to white.
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