Question
Chemistry Question on d -and f -Block Elements
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.
Answer
(i) Vanadate, VO 3-
Oxidation state of V is + 5.
(ii) Chromate, CrO 42-
Oxidation state of Cr is + 6.
(iii) Permanganate, MnO 4-
Oxidation state of Mn is + 7.