Chemical Bonds

Front

What group of elements rarely forms compounds because they are stable atoms?

Back

Group 18 (Noble gases)

Front

What do atoms do to achieve a stable outer energy level?

Back

Atoms lose, gain, or share electrons.

Front

If an atom gains two electrons, what charge will it have?

Back

-2

Front

What charge does a sodium atom have after losing an electron?

Back

+1

Front

What are valence electrons?

Back

Electrons in the outer shell of an atom.

Front

What is the octet rule in chemistry?

Back

Atoms tend to gain, lose, or share electrons to have eight electrons in their outer shell.

Front

What type of bond is formed when electrons are shared between atoms?

Back

Covalent bond.

Front

What type of bond is formed when one atom donates an electron to another atom?

Back

Ionic bond.

Front

What is the difference between ionic and covalent bonds?

Back

Ionic bonds involve the transfer of electrons, while covalent bonds involve the sharing of electrons.

Front

What is an ion?

Back

An atom or molecule that has a net electric charge due to the loss or gain of one or more electrons.