Solid State Question 187

Question: Which ion has the largest radius from the following ions

Options:

A) $ N{{a}^{+}} $

B) $ M{{g}^{2+}} $

C) $ A{{l}^{3+}} $

D) $ S{{i}^{4+}} $

Show Answer

Answer:

Correct Answer: A

Solution:

All are the iso-electronic species but $ N{{a}^{+}} $ has low positive charge so have largest radius.