Which pair of elements is most apt to form a molecular compound with each other? (a) sulfur, fluorine (b) potassium, lithium (c) aluminum, oxygen (d) barium, bromine (e) magnesium, iodine

The pair of elements that is most apt to form a molecular compound with each other is sulfur and fluorine.

A molecular compound is formed between two nonmetals. Molecular compounds have a covalent bond between the atoms in the compound.

If we look at the options listed, the only group that contains two nonmetals is  (a) sulfur, fluorine.

These two elements form a molecular compound.

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b is the correct answer

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