The lattice energy (energy required to separate the ions in an ionic solid) of MgO is much larger th — Bonding Chemistry Question
Question
The lattice energy (energy required to separate the ions in an ionic solid) of MgO is much larger than that of LiF. What contributes the most to this difference?
A.
Mg2+ is a smaller ion than Li+, and O2– is a smaller ion than F–.
B.
F is more electronegative than O, and Li is more electropositive than Mg.
C.✓ Correct
MgO contains doubly charged ions, while LiF contains singly charged ions.
D.
MgO contains more electrons than LiF.
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