Q. The last orbit of argon would have electrons
A) 2
B) 6
C) 8
D) 18
Explanation
(c)
$Ar_{18} \rightarrow 2,\ 8,\ 8$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.