The oxoacid of ${\rm{S}}{{\rm{O}}_2}$ is:

${{\rm{H}}_2}{\rm{S}}{{\rm{O}}_3}$

${{\rm{H}}_2}{\rm{S}}{{\rm{O}}_4}$

${{\rm{H}}_2}{{\rm{S}}_2}{{\rm{O}}_8}$

NEET UG CHEMISTRY MCQ: P-BLOCK ELEMENTS

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The oxoacid of

\mathrm{S}{\mathrm{O}_2}

is:

View answer and explanation

Correct option: A

{\mathrm{H}_2}\mathrm{S}{\mathrm{O}_3}

Option A (

{\mathrm{H}_2}\mathrm{S}{\mathrm{O}_3}

) is correct because sulfur dioxide (

\mathrm{S}{\mathrm{O}_2}

) reacts with water to form sulfurous acid (

{\mathrm{H}_2}\mathrm{S}{\mathrm{O}_3}