NEET-Level Practice: d- and f-Block Elements
A focused NEET-UG practice quiz on The d- and f-Block Elements — configurations of Cr and Cu, number of unpaired electrons and colour, highest oxidation states, the oxidising nature of KMnO and KCrO, paramagnetism, and the lanthanoid contraction. Identify the d-configuration of the ion first. Each question has a concise explanation.