Q. The ionization energy of $Li^{+ +}$ is equal to
A) $9hcR$
B) $6hcR$
C) $2hcR$
D) $hcR$
Explanation
(a) Ionisation energy of $Li^{+ +} = 9hcR$
Ionization energy $= RchZ^{2} = Rch(3)^{2}$ (as $Z = 3$ for $Li^{+ +}$)
$= 9hcR$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.