isotopes, and ions

Front

What is the role of protons in an atom?

Back

They control the type of atom

Front

What is an isotope?

Back

Atoms with the same number of protons but different number of neutrons

Front

Do all atoms have natural isotopes?

Back

No

Front

What are the physical properties of oxygen?

Back

Colorless, odorless, gas

Front

What happens when the nucleus of an atom decays over time?

Back

It releases energy over time.

Front

What are ions?

Back

Atoms that have gained or lost electrons

Front

What is the charge of an anion?

Back

Negative

Front

What is the charge of a cation?

Back

Positive

Front

What is the role of electrons in atoms?

Back

Determine the size of the atom, Determine the charge of the atom, Determine the stability of the atom.

Front

What is the atomic number of an atom?

Back

The number of protons in the nucleus