S Block Elements Question 126

Question: Sodium carbonate solution in water is alkaline due to

Options:

A) hydrolysis of $ N{{a}^{+}} $

B) hydrolysis of $ CO_3^{2-} $

C) hydrolysis of both $ N{{a}^{+}} $ and $ CO_3^{2-} $ ions

D) None of these

Show Answer

Answer:

Correct Answer: B

Solution:

[b] Due to anionic hydrolysis $ CO_3^{2-}+H_2O\rightarrow HCO_3^{-}+{}^{-}OH $



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