D-And F-Block Elements Ques 153
Question: An example of double salt is
[CPMT 1986; CBSE PMT 1989; Roorkee 1990]
Options:
A) Bleaching powder
B) $ K_4[Fe{{(CN)}_6}] $
C) Hypo
D) Potash alum
Show Answer
Answer:
Correct Answer: D
Solution:
Potash alum $ K_2SO_4.Al_2{{(SO_4)}_3}.24H_2O $