Disproportionation of $1 \ mol$ of $MnO_4^{2-}$ in neutral aqueous solution results in which of the following?
- A$\frac{2}{3} \ mol$ of $MnO_4^-$ and $\frac{1}{3} \ mol$ of $MnO_2$
- B$\frac{1}{3} \ mol$ of $MnO_4^-$ and $\frac{2}{3} \ mol$ of $MnO_2$
- C$\frac{2}{3} \ mol$ of $Mn_2O_7$ and $\frac{1}{3} \ mol$ of $MnO_2$
- D$\frac{2}{3} \ mol$ of $Mn_2O_7$ and $\frac{1}{3} \ mol$ of $Mn_2O_3$
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Assign $A, B, C, D$ from the given type of reaction.
$Na_2S + H_2SO_4$ $(Conc.)$ $\longrightarrow S\downarrow + SO_2 + Na_2SO_4$
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View SolutionIn the following reaction,assign the oxidation state for the underlined atom in the products of complete hydrolysis at $R.T.$:
$H_2\underline{S}_2O_6 + H_2O \longrightarrow H_2SO_3 + H_2SO_4$
$H_2\underline{S}_2O_6 + H_2O \longrightarrow H_2SO_3 + H_2SO_4$
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