Name a transition element which does not exhibit variable oxidation states.

Transition elements

Explain :Transition elements exhibit variable oxidation states.

Transition elements exhibit a large number of oxidation states.Explain.

Name the oxometal anions of the first series of transition metals in which the metal exhibits the oxidation state equal to its group number.

Which of the 3d-series of transition elements exhibits the largestn number of oxidation states and why ?

Name the oxometal anions of the first series of the transition metals in which the metal exhibits the oxidation state equal to its group number.