Front

What ion does sulfur (S) form?

Back

-2

Front

Gaining an electron forms a ______________ charge.

Back

negative

Front

What would need to be REMOVED in order to decrease the mass number of an atom?

Back

neutrons

Front

What ion does fluorine (F) form?

Back

-1

Front

Losing an electron forms a ______________ charge.

Back

positive

Front

What is the charge of a sodium ion (Na)?

Back

+1

Front

What is the charge of a chloride ion (Cl)?

Back

-1

Front

What particle is lost to form a positive ion?

Back

electron

Front

What is the mass number of an atom?

Back

The sum of protons and neutrons in the nucleus.

Front

What is an ion?

Back

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