Structure of the atom_1

Front

What is the basic unit of matter?

Back

Atom

Front

What are the three subatomic particles of an atom?

Back

Proton, neutron, electron

Front

What charge do protons carry?

Back

Positive charge

Front

What charge do electrons carry?

Back

Negative charge

Front

What charge do neutrons carry?

Back

No charge (neutral)

Front

Where are protons and neutrons located in an atom?

Back

In the nucleus

Front

Where are electrons located in an atom?

Back

In the electron cloud surrounding the nucleus

Front

What are isotopes?

Back

Atoms of the same element with different numbers of neutrons

Front

What is the mass of a proton?

Back

Approximately 1 atomic mass unit (amu)

Front

What is the mass of a neutron?

Back

Approximately 1 atomic mass unit (amu)