D-And F-Block Elements Ques 210
Question: From aqueous solution of $ ZnSO_4 $ , normal zinc carbonate may be precipitated by
[CPMT 1973]
Options:
A) Boiling with $ CaCO_3 $
B) Adding $ Na_2CO_3 $
C) Adding $ NaHCO_3 $
D) Passing $ CO_2 $
Show Answer
Answer:
Correct Answer: C
Solution:
$ ZnSO_4+2NaHCO_3\to ZnCO_3+Na_2SO_4+H_2O+CO_2 $
