In the reaction between hydrogen sulphide and acidified permanganate solution,which of the following occurs?
- A$H_2S$ is reduced to $S$,$MnO_4^{-}$ is oxidised to $Mn^{2+}$
- B$H_2S$ is oxidised to $SO_2$,$MnO_4^{-}$ is reduced to $MnO_2$
- C$H_2S$ is reduced to $SO_2$,$MnO_4^{-}$ is oxidised to $Mn^{2+}$
- D$H_2S$ is oxidised to $S$,$MnO_4^{-}$ is reduced to $Mn^{2+}$
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