MHT CET 2025 Chemistry question

Chemistry Classification of Elements and Periodicity in Properties MHT CET 2025

Which element from following has largest ionic size in +3 state?

(A)Pr
(B)Sm
(C)LaCorrect
(D)Yb

Answer: (C)

Solution

In the lanthanoid series the ionic radius of decreases steadily from La to Lu because the added 4f electrons shield the nuclear charge poorly (lanthanoid contraction). The elements in the options appear in the

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-102509