Complete the half equation?: MnO_4^-" + X -> Mn^2+YMnO4+XMn2+Y What are X and Y?

1 Answer
Apr 13, 2018

X=8H^+X=8H+
Y=4H_2OY=4H2O

Explanation:

X=8H^+X=8H+
Y=4H_2OY=4H2O
so. the required eqn is,
MnO_4^(-) +8H^+ rarr Mn^(2+)+4H_2OMnO4+8H+Mn2++4H2O
to balance the e^-e,
MnO_4^(-) +8H^(+)+5e^(-) rarr Mn^(2+)+4H_2OMnO4+8H++5eMn2++4H2O