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  • In acidic medium on addition of Zn, the pink colour of  ions when disappearance bec

In acidic medium on addition of Zn, the pink colour of \mathrm{MnO_4^-} ions when disappearance because

 

Option: 1

Due to formation of nascent hydrogen


Option: 2

Due to the direct transfer of electrons between \mathrm{ MnO_4^{-} } and Zn.


Option: 3

Oxidation-reduction reaction


Option: 4

None of the above


Answers (1)

best_answer

 Disappearance of pink colour of \mathrm{MnO_4^-} ions in acidic medium in addition to Zn, is not due to nascent hydrogen but due to direct transfer of electrons between \mathrm{MnO_4^-}  and Zn.

 

Posted by

Ritika Harsh

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