In the reaction ; $2{\rm{Ag}} + 2{{\rm{H}}_2}{\rm{S}}{{\rm{O}}_4} \to {\rm{A}}{{\rm{g}}_2}{\rm{S}}{{\rm{O}}_4} + 2{{\rm{H}}_2}{\rm{O}} + {\rm{S}}{{\rm{O}}_2},{{\rm{H}}_2}{\rm{S}}{{\rm{O}}_4}$act as :

JEE CHEMISTRY MCQ: REDOX REACTIONS

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In the reaction ;

2\mathrm{Ag} + 2{\mathrm{H}_2}\mathrm{S}{\mathrm{O}_4} \to \mathrm{A}{\mathrm{g}_2}\mathrm{S}{\mathrm{O}_4} + 2{\mathrm{H}_2}\mathrm{O} + \mathrm{S}{\mathrm{O}_2},{\mathrm{H}_2}\mathrm{S}{\mathrm{O}_4}

act as :

View answer and explanation

Correct option: A

Oxidising agent

Option A (Oxidising agent) is correct because H2SO4 acts as an oxidizing agent by accepting electrons and getting reduced.

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\mathrm{H}

2 \mathrm{KClO}_3 \longrightarrow 2 \mathrm{KCl}+3 \mathrm{O}_2

\mathrm{HNO}_3

\mathrm{HNO}_3

\mathrm{MnO}_4^{-}(\mathrm{aq})+\mathrm{Br}^{-}(\mathrm{aq})+\mathrm{H}_2 \mathrm{O} \longrightarrow 2 \mathrm{MnO}_2(\mathrm{aq})+\mathrm{BrO}_3^{-}(\mathrm{aq})+2 \mathrm{OH}^{-}(\mathrm{aq})

\mathrm{Br}

-1

+5.