A) Caesium
B) Fluorine
C) Xenon
D) Nitrogen
Correct Answer: B
Solution :
Key Idea: lonisation energy is the amount of energy required to take out most loosely bonded electron from isolated gaseous atom. Its value increases in a period and decreases in a group. \[\therefore \]Among \[\text{Cs,}\,\text{F,}\,\text{Xe}\]and N, ionisation energy of F is highest.
You need to login to perform this action.
You will be redirected in
3 sec
