Characteristics of Chemical Reactions Vocabulary

Front

What do the red circles represent in a model of an atom?

Back

Protons.

Front

What are synthetic materials made from?

Back

Natural substances that undergo a chemical process.

Front

What is the smallest particle of an element?

Back

Atom.

Front

What is the simplest unit of a chemical compound that can exist?

Back

Molecule.

Front

What is a compound?

Back

A new substance with unique chemical and physical properties formed when two or more elements are chemically bonded.

Front

What are the three main types of particles in an atom?

Back

Protons, neutrons, and electrons.

Front

What is the charge of a proton?

Back

Positive.

Front

What is the charge of a neutron?

Back

Neutral.

Front

What is the charge of an electron?

Back

Negative.

Front

What is a chemical reaction?

Back

A process that involves the rearrangement of the molecular or ionic structure of a substance.