Answer:
b. Fluorine (FI)
Explanation:
From the given choices, only fluorine wants to gain valence electrons while bonding.
This is because fluorine is the most electronegative specie from the given choices. An electronegative substance have a high tendency to attract electrons to itself in a bond.
- Neon is a noble gas and it is stable.
- Lithium and Magnesium are metals that are electropositive.
- They prefer to lose electrons than to gain electrons.
