Classification Of Elements And Periodicity In Properties Ques 2
Question: The smallest among the following ions is [JIPMER 1999]
Options:
A) $ N{{a}^{+}} $
B) $ M{{g}^{+2}} $
C) $ B{{a}^{2+}} $
D) $ A{{l}^{3+}} $
Show Answer
Answer:
Correct Answer: D
Solution:
The size of an species decreases with increasing nuclear charge because the attraction for the electrons increases. Thus $ A{{l}^{3+}} $ is smaller in size.
