Ions and Electron Transfer

A neutral atom with an equal number of protons and electrons.

An atom that has gained electrons and has a negative charge.

An atom that has lost electrons and has a positive charge.

An atom that has gained protons and has a positive charge.

It becomes positively charged.

It becomes negatively charged.

It remains neutral.

It becomes a cation.

Chlorine (Cl)

Oxygen (O)

Sodium (Na)

Sulfur (S)

+1

-1

0

+2

Na $$^+$$

Cl $$^-$$

Ca $$^{2+}$$

Al $$^{3+}$$

It shows the number of neutrons in an atom.

It indicates the atomic mass of elements.

It helps determine whether an atom will gain or lose electrons.

It lists the isotopes of each element.

An atom that has lost protons.

An atom that has gained electrons.

An atom that has lost electrons.

An atom that has gained protons.

-2

+2

-1

+1

Magnesium (Mg)

Fluorine (F)

Aluminum (Al)

Potassium (K)

The number of neutrons in the nucleus.

The number of protons in the nucleus.

The number of electrons in the outer shell.

The atomic mass of the element.