Properties of Matter (Intro to Chemistry)

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What are the three states of matter?

Back

The three states of matter are solid, liquid, and gas.

Front

What is an atom?

Back

An atom is the smallest unit of an element that retains the properties of that element.

Front

What is a molecule?

Back

A molecule is a group of two or more atoms bonded together.

Front

What is a proton?

Back

A proton is a particle in an atom with a POSITIVE charge.

Front

What is a neutron?

Back

A neutron is a particle in an atom with NO charge.

Front

What is an electron?

Back

An electron is a particle in an atom with a NEGATIVE charge.

Front

What is the atomic number?

Back

The atomic number is the number of protons in the nucleus of an atom.

Front

What is the mass number?

Back

The mass number is the total number of protons and neutrons in an atom's nucleus.

Front

What are metals?

Back

Metals are elements that are good conductors of heat and electricity.