S Block Elements Question 263

Question: Sodium carbonate reacts with $ SO_2 $ in aqueous medium to give

[MP PMT 1982, 85]

Options:

A) $ NaHSO_3 $

B) $ Na_2SO_3 $

C) $ NaHSO_4 $

D) $ Na_2SO_4 $

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Answer:

Correct Answer: A

Solution:

$ Na_2CO_3+H_2O+2SO_2\to 2NaHSO_3+CO_2 $