Question

Question 15
Which of the following elements does not lose an electron easily?

(a) Na
(b) F
(c) Mg
(d) Al

Answer 1

Option (b) is correct
Fluorine being a nonmetal is electronegative in nature. It has 7 valence electrons, and can readily accept 1 electron to achieve the nearest noble gas electronic configuration. Rest all are metals and have a tendency to lose the electron(s).