Which pair of elements are most likely to form a molecular compound? Nitrogen and Hydrogen

Calcium and Copper

Chlorine and Neon

Please help! I will mark brainliest if correct!

The only pair of nonmetals is sulfur and fluorine.

Explanation:The pair of elements most likely to form a molecular compound with each other are two nonmetals.

answer; i believe that the correct answer is (a) potassium(k)

metals are good conductor of electricity. it has free electrons on their surface. according to electron pool theory, each atom present in a metal crystal losses all of its valence electron and as a result a pool of free is form. these pool of electrons are free to move and   conduct electricity easily   while making metal as good conductor.

the correct answer is a. the ability of electrons to flow throughout the metal.

if it's not useful, feel free to report for mistake in answer.