Change or Decay

Front

Atom gains 1 proton.

Back

New element

Front

Atom loses 2 protons and 2 neutrons.

Back

Alpha decay

Front

Neutral atom loses 1 electron.

Back

Cation

Front

Atom gains a neutron.

Back

Isotope

Front

Atom gains a neutron.

Back

Neutral atom

Front

Atom with 8 protons loses 8 electrons.

Back

+8

Front

Unstable nucleus emits a high-energy electron.

Back

Beta decay

Front

Neutral atom gains 2 electrons.

Back

Anion

Front

Isotope with 6 neutrons becomes an isotope with 8 neutrons.

Back

Same element, different mass

Front

Ion with a -1 charge loses 1 electron.

Back

Neutral atom