Understanding Atomic Structure

Front

Atom

Back

Smallest unit of matter

Front

Nucleus

Back

Center of an atom, contains protons and neutrons

Front

Electron

Back

Negatively charged particle, orbits nucleus

Front

Proton

Back

Positively charged particle in nucleus

Front

Neutron

Back

Neutral particle in nucleus

Front

Atomic Number

Back

Number of protons in an atom

Front

True or False: Electrons have more mass than protons.

Back

False

Front

True or False: Neutrons have no charge.

Back

True

Front

Electron Cloud

Back

Area around nucleus where electrons are found

Front

Diagram: Bohr Model

Back

Nucleus with orbiting electrons in defined paths