Question

The oxidation state of Mn in $K_{2}MnO_{4}$ is

• A.
  • 2
• B.
  • 7
• C. – 2
• D.
  • 6

Answer 1

Answer: (D)

• 6

Answer 2

$K_{2}\underline{M}nO_{4}$ $2 + x - 2 \times 4 = 0$

$x = 8 - 2 = + 6$

So, oxidation state of Mn is +6.