Question

The oxidation state of manganese present in fourth group is :

Answer 1

Oxidation state of $Manganese$ present in fourth group is $+2$. As it is present in the ionic form of $M{n}^{+2}.$

The other fourth group cations include $Z{n}^{+2},N{a}^{+2},C{O}^{+2}$ and $M{n}^{+2}.$