Which atoms are most likely to form covalent bonds a) metal atoms that share electrons b) metal atoms that share protons c) nonmetal atoms that share electrons d) nonmetal atoms that share protons

The answer is C

Explanation:

This is because covalent bonds can only be formed by non metal atoms and covalent bonds are when non metal atoms share one or more pairs of electrons.

lol for the pointsss

your answer is a. the enthalpy of formation for a pure element in its standard state is always positive.