Atomic Theory

Front

What is the particle with no charge in an atom's nucleus?

Back

Neutron

Front

What is the smallest unit of matter?

Back

Atom

Front

What is the positively charged particle in an atom's nucleus?

Back

Proton

Front

What is the process of enlarging the size of something as an optical image?

Back

Magnification

Front

What is made up of two or more atoms joined together chemically?

Back

Molecule

Front

What is a substance that cannot be broken down into simpler substances?

Back

Element

Front

What is the center of an atom called?

Back

Nucleus

Front

What are the negatively charged particles that orbit the nucleus of an atom?

Back

Electrons

Front

What is the term for the number of protons in the nucleus of an atom?

Back

Atomic number

Front

What is the term for the total number of protons and neutrons in an atom's nucleus?

Back

Mass number