Account for the following: (i) Transition metals and their compounds show catalytic activities. (ii) Zn, Cd and Hg are non-transition elements. (iii) Zr and Hf are of almost identical atomic radii.

General Characteristics of Transition Metals, Catalytic Property of Transition Metals, Lanthanide Contraction and Its Consequences

General Characteristics of Transition Metals, Catalytic Property of Transition Metals, Lanthanide Contraction and Its Consequences | PadhAiPro