Basic Concepts of Atomic Structure

Front

What is the basic unit of matter?

Back

Atom

Front

What are the three main subatomic particles?

Back

Protons, electrons, and neutrons

Front

Which subatomic particle has a positive charge?

Back

Proton

Front

Which subatomic particle has a negative charge?

Back

Electron

Front

Which subatomic particle is neutral?

Back

Neutron

Front

What is the term for the electrical property of subatomic particles?

Back

Charge

Front

What is the center of an atom called?

Back

Nucleus

Front

What determines the chemical element of an atom?

Back

The number of protons

Front

What is the term for atoms of the same element with different numbers of neutrons?

Back

Isotopes

Front

What is the smallest particle of a chemical element that retains its chemical properties?

Back

Atom