Why do atoms form bonds?

A.
to increase the number of electrons orbiting the nucleus

B.
to transfer electron shells between atoms

C.
to decrease the number of electron shells in an atom

D.
to create a completely full outer shell of electrons

Question

Why do atoms form bonds?	
 
 A.
to increase the number of electrons orbiting the nucleus
 
 B.
to transfer electron shells between atoms
 
 C.
to decrease the number of electron shells in an atom
 
 D.
to create a completely full outer shell of electrons

anonymous · Answer

The answer is D to fill their outer levels of electrons. They try to do this so they will neutral atom