D-And F-Block Elements Ques 114
Question: Which of the following is called white vitriol
[MP PET 1990; Bihar MEE 1995; BVP 2004]
Options:
A) $ ZnCl_2 $
B) $ MgSO_4.7H_2O $
C) $ ZnSO_4.7H_2O $
D) $ Al_2{{(SO_4)}_3} $
Show Answer
Answer:
Correct Answer: C
Solution:
Zinc sulphate $ (ZnSO_4.7H_2O) $ is called white vitriol. It, when heated with barium sulphide, forms a white pigment lithopone.
