Which of the following occurs with $KMnO_4$ in neutral or faintly alkaline medium?
- AOxidation of oxalate ion
- BPrecipitation of sulphur from hydrogen sulphide
- COxidation of $Fe^{2+}$ to $Fe^{3+}$
- DOxidation of iodide to iodate
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Similar Questions
Assign $A, B, C, D$ for the given type of reaction:
$Mn(NO_3)_2 + 2NaOH \longrightarrow Mn(OH)_2 \downarrow + 2NaNO_3$
$Mn(NO_3)_2 + 2NaOH \longrightarrow Mn(OH)_2 \downarrow + 2NaNO_3$
Medium
View SolutionPurple solution of $KMnO_4 \xrightarrow{Na_2SO_4, BaCl_2}$ Pink ppt. Select the correct statement about pink ppt.
Difficult
View SolutionAssign $A, B, C, D$ from the given type of reaction.
$KMnO_4 + NaNO_3 \longrightarrow$ No reaction
$KMnO_4 + NaNO_3 \longrightarrow$ No reaction
Medium
View SolutionConsider the following redox reaction in basic medium.
$x \ Cr(OH)_3 + y(IO_3)^{-} + z(OH)^{-} \rightarrow a(CrO_4)^{2-} + b(I)^{-} + c(H_2O)$
The incorrect option about it is
$x \ Cr(OH)_3 + y(IO_3)^{-} + z(OH)^{-} \rightarrow a(CrO_4)^{2-} + b(I)^{-} + c(H_2O)$
The incorrect option about it is
The reaction of $Na_2S_2O_3$ with iodine gives
Easy
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