Decomposition of sulfurous acid equation


Asked by maham237 @ in Chemistry viewed by 266 People


Liquid water and sulfur dioxide gas are formed by the decomposition of aqueous sulfurous acid h2so3 . write a balanced chemical equation for this reaction.

Answered by maham237 @



When an aqueous solution of sulfurous acid (H2SO3) decomposes, it would form two products which are water and sulfur dioxide. The balanced chemical reaction would be written as follows:

H2SO3 = H2O + SO2

This reaction is reversible so that the products of the decomposition can react and produce again the sulfurous acid.

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