Which pair of elements is most apt to form a molecular compound with each other?
A)aluminum, oxygen
B)magnesium, iodine
C)sulfur, fluorine
D)potassium, lithium
E)barium, bromine

Question

Quizplus · Accepted Answer

Sulfur and fluorine are both nonmetals and have a significant difference in electronegativity, which makes them more likely to form a molecular compound through covalent bonding. The other pairs include a metal and a nonmetal, which are more likely to form an ionic compound through electrostatic attraction.

Which Pair of Elements Is Most Apt to Form a Molecular