Atoms, Molecules, and Compounds Rule!

Front

What is an electron?

Back

A negatively charged particle.

Front

What is a compound?

Back

A substance formed when two or more elements are chemically bonded together.

Front

What is an element?

Back

A pure substance that cannot be broken down into simpler substances by chemical means.

Front

What is a molecule?

Back

A group of two or more atoms bonded together.

Front

What part of an atom is positively charged?

Back

Protons.

Front

What is a mixture?

Back

A combination of two or more substances that are not chemically bonded.

Front

What is the nucleus of an atom?

Back

The central part of an atom, containing protons and neutrons.

Front

What are neutrons?

Back

Neutral particles in the nucleus of an atom.

Front

What is the atomic number?

Back

The number of protons in the nucleus of an atom, which determines the element.

Front

What is a chemical bond?

Back

The force that holds atoms together in a compound.