a
+7
b
+5
c
+3
d
+2
e
+1
Explanation
Correct Option
aNo explanation available
Video Explanation
No video available
Post your Contribution
Share:
Discussions (4)

ThankGodNwaoha
7 years ago
Kmno4
oxidation state of element(k=+1,mn=?, O=-2
+1+mn+(-2x4)=0
mn=8-1
mn=+7

justiceeby7
3 years ago
Potassium permanganate= KMnO3
KMnO4= 0
{K=+1, Mn= x, O= -2}
K + Mn + O4 = 0
+1+ x +(-2×4) = 0
+1 +x -8 = 0
x = -1 + 8
x = 7
potassium permanganate (vii)

