An element of 3d-transition series shows two oxidation states x and y, differing by two units. Then:

An element of 3d-transition series shows two oxidation states x and y, differe by two units then

An element of 3d-transition series two oxidation states x and y, differ by two units then:

Which transition element show highest oxidation state

Which transition element show highest oxidation state

Which transition element show highest oxidation state

Which transition element show highest oxidation state

Which element of 3d series exhibits maximum oxidation state?

Name the element of 3d transition series which shows maximum number of oxidation states. Why does it show so ?