Question

when two elements bond and form a compound, what happens to their neutrons?
both elements lose neutrons.
the neutrons remain the same in the nucleus of each atom.
they share or give away their neutrons.

Explanation:

Chemical bonding involves the interaction of electrons, not neutrons. Neutrons are in the nucleus and remain unchanged during chemical - bond formation to create compounds.

Answer:

The neutrons remain the same in the nucleus of each atom.