The oxidation number of manganese in KMnO₄ is?

mkikiri

10 years ago

Here is an explanation:

the oxidation number of Oxygen is -2 and the oxidation number of Potassium is +1,and we are told to look for the Oxi no of Manganese.So we equate it all to zero and multiply their various oxidation numbers by the no of atoms :

(+1*K)+Mn+(-2*4Oxygens)=0

1-8=Mn

+7=Mn

michael45

11 years ago

1+x+(-2*4)=0....

.x=7

netwrk

8 years ago

gd

F1820

2 months ago

could you explain further