An element has the electronic configuration

CHEMISTRY · Single correct · CBSE · Chemistry · d- and f-Block Elements · d- and f-Block Elements

Problem

1s^2 2s^2 2p^6 3s^2 3p^6 3d^2 4s^2

. Identify the oxidation states the element could show. (1) +2 and +3 (2) +2 and +4 (3) +3 and +4 (4) +2, +3 and +4