Chemistry Unit Review

Front

A chemical reaction that releases energy.

Back

Exothermic

Front

What happens to the temperature in exothermic reactions?

Back

Increases

Front

A chemical reaction that absorbs energy.

Back

Endothermic

Front

Physical or chemical change: Sugar dissolves in water.

Back

Physical

Front

Positively charged particle in the nucleus of an atom.

Back

Proton

Front

Negatively charged particle in an atom.

Back

Electron

Front

Neutral particle in the nucleus of an atom.

Back

Neutron

Front

The process of a solid turning into a liquid.

Back

Melting

Front

The process of a liquid turning into a gas.

Back

Evaporation

Front

The law stating that mass is neither created nor destroyed in a chemical reaction.

Back

Law of Conservation of Mass