Which of the following occurs when a covalent bond forms?
a) The potential energy of electrons drops.
b) Electrons in valence shells are shared between nuclei.
c) Ions of opposite charge interact.
d) Polar molecules interact.

Respuesta :

Your answer is...

B) Electrons in valence shells are shared between nuclei.

Explanation:

The simple definition of a covalent bond is a strong force when two atoms share one or more pairs of electrons.

Popular examples of covalent bonds would be:

Carbon Monoxide (CO)

Methane ([tex]CH_{4}[/tex])

Water ([tex]H_{2} O[/tex])