Question

which ions does not have electronic configuration of argon atom

Answer 1

Al+3, Mg+2, Na+1, F-1, O-2, N-3

Answer 2

Only those ion have electronic configuration of argon atom that have 10 electrons in it.
So ,all other ion ,which doesn't have 10 electrons is the answer to ur question.


like:- O-,N+3 , Cl- ,etc..

Got it now!!!!