Question

Calculate
oxidation number
of 'Mn' in Mno‐4​

Answer 1

Answer:

The Oxidation No of Mn is +7 in this Consider Mn x Then O has valency -2 then Oxygen have -8 charge So -1+8=+7

Answer 2

Explanation:

mn=x

x-a-2

mnsso4

x-4-8=0

x=12