Question

In the reaction mno2+4Hcl----->mncl2+cl2+2H2O identify which one is reduced and which one is oxidised​

Answer 1

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Answer 2

Explanation:

MnO2 + 4 HCl -------> MnCl2 + Cl2 + 2H2O

+4. -1. +2. 0

In given reaction, oxidation number of MnO2 decreases and oxidation number of HCl increases.

Therefore MnO2 reduced and it act as an oxidant whereas HCl oxidised and it act as reductant.