Equilibrium Question 44
Question: A white substance was alkaline in solution. Which of the following substances could it be [CPMT 1989]
Options:
A) $ Fe_2O_3 $
B) $ Na_2CO_3 $
C) $ NH_4Cl $
D) $ NaNO_3 $
Show Answer
Answer:
Correct Answer: B
Solution:
Aqueous solution of $ Na_2CO_3 $ is alkaline due to hydrolysis of $ CO_3^{-,-} $ .
