In the reaction between moist $SO_2$ and acidified permanganate solution:
- A$SO_2$ is oxidised to $SO_4^{2-}$. $MnO_4^{-}$ is reduced to $Mn^{2+}$.
- B$SO_2$ is reduced to $S$. $MnO_4^{-}$ is oxidised to $MnO_4$.
- C$SO_2$ is oxidised to $SO_3^{2-}$. $MnO_4^{-}$ is reduced to $MnO_2$.
- D$SO_2$ is reduced to $H_2S$. $MnO_4^{-}$ is oxidised to $MnO_4$.
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Similar Questions
Identify whether the following reactions act as oxidation or reduction processes:
$(i) \ S + 6HNO_3 \to H_2SO_4 + 6NO_2 + 2H_2O$
$(ii) \ 2K + Br_2 \to 2KBr$
$(i) \ S + 6HNO_3 \to H_2SO_4 + 6NO_2 + 2H_2O$
$(ii) \ 2K + Br_2 \to 2KBr$
Easy
View SolutionWhich of the following oxidation reactions are carried out by both $K_2Cr_2O_7$ and $KMnO_4$ in acidic medium?
$A. I^{-} \rightarrow I_2$
$B. S^{2-} \rightarrow S$
$C. Fe^{2+} \rightarrow Fe^{3+}$
$D. I^{-} \rightarrow IO_3^-$
$E. S_2O_3^{2-} \rightarrow SO_4^{2-}$
Choose the correct answer from the options given below:
$A. I^{-} \rightarrow I_2$
$B. S^{2-} \rightarrow S$
$C. Fe^{2+} \rightarrow Fe^{3+}$
$D. I^{-} \rightarrow IO_3^-$
$E. S_2O_3^{2-} \rightarrow SO_4^{2-}$
Choose the correct answer from the options given below:
Upon the addition of a solution $A$ to a strongly acidified solution of barium nitrate,a white precipitate was obtained which did not dissolve even after large addition of water. Solution $A$ contained
Medium
View SolutionWhich of the following reactions does not involve either oxidation or reduction?
Medium
View SolutionWhen $10 \, mL$ of an aqueous solution of $KMnO_{4}$ was titrated in acidic medium,an equal volume of $0.1 \, M$ aqueous solution of ferrous sulphate was required for complete discharge of colour. The strength of $KMnO_{4}$ in grams per litre is $...... \times 10^{-2}$. (Nearest integer)
[Atomic mass of $K=39, Mn=55, O=16$]
[Atomic mass of $K=39, Mn=55, O=16$]
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