P-Block Elements Ques 313
Question: Phosphide ion has the electronic structure similar to that of
[CPMT 1988]
Options:
A) Nitride ion
B) Fluoride ion
C) Sodium ion
D) Chloride ion
Show Answer
Answer:
Correct Answer: D
Solution:
Phosphide ion Chloride ion $ ({{P}^{3-}}) $ $ (C{{l}^{-}}) $
Total electrons 18 18
$ {{P}^{3-}} $ and $ C{{l}^{-}} $ are isoelectronic.