Terms to Learn #4 ATOMS

Front

What is a pure substance made of only one kind of atom called?

Back

Element

Front

What is the particle in the nucleus of an atom with no charge called?

Back

Neutron

Front

What are characteristics of matter that can be observed with your senses called?

Back

Physical Property

Front

What is the smallest unit of matter; made of electrons, neutrons, and protons?

Back

Atom

Front

What is the center of the atom that contains protons and neutrons and has a positive charge called?

Back

Nucleus

Front

What is the positively charged particle in an atom called?

Back

Proton

Front

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

Back

Atomic Number

Front

What is the table that organizes all known elements called?

Back

Periodic Table

Front

What is the term for a substance made of two or more different types of atoms bonded together?

Back

Compound

Front

What is the term for the outermost region of an atom where electrons are found?

Back

Electron Cloud