1. The properties of the elements are periodic function of their atomic numbers. This statement was…

Question No:1 Sc (Z = 21) is a transition element but Zn (Z = 30) is…

Question No:1 EN of the element (A) is E1 and IP is E2. Hence EA will…

Question No:1 Some statements are given. Among them the correct statements area) IP2 of sodium is…

Question No:1 The correct order of electron affinity of the elements of oxygen family in the…

Question No:1 In a period of representative elements, the decrease in ionic radius when compared with…

Question No:1 The period that includes all blocks of elements is [A] 1 [B] 2 [C]…

Question No:1 Assertion (A): Size decreases in the order Pb > Pb2+ > Pb4+ Reason (R):…

Question No:1 Assertion (A): The ionization energy of Na2+ is less than that of Na+ Reason…

Question No:1 141. The element that forms stable compounds in low oxidation state is [A] Mg…