JEE Main 2020 Chemistry question

Chemistry The d and f-Block Elements JEE Main 2020

The correct electronic configuration and spinonly magnetic moment (BM) of (Z = 64), respectively, are

(A)[Xe]5 and 8.9
(B)[Xe]4 and 7.9Correct
(C)[Xe]5 and 7.9
(D)[Xe]4 and 8.9

Answer: (B)

Solution

Question ID VK-012668