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

1 Answer
Apr 13, 2018

#X=8H^+#
#Y=4H_2O#

Explanation:

#X=8H^+#
#Y=4H_2O#
so. the required eqn is,
#MnO_4^(-) +8H^+ rarr Mn^(2+)+4H_2O#
to balance the #e^-#,
#MnO_4^(-) +8H^(+)+5e^(-) rarr Mn^(2+)+4H_2O#