Classification Of Elements And Periodicity In Properties Ques 23
Question: A sodium cation has a different number of electrons from
Options:
A) $ {{O}^{2-}} $
B) $ {{F}^{-}} $
C) $ L{{i}^{-}} $
D) $ A{{l}^{3+}} $
Show Answer
Answer:
Correct Answer: C
Solution:
$ N{{a}^{+}},-,10 $ electron ; $ L{{i}^{-}},- $ 4 electron