Processes Praxis

Front

What is an atom?

Back

The smallest unit of an element, composed of protons, neutrons, and electrons.

Front

Define molecule.

Back

Two or more atoms bonded together.

Front

What is an ion?

Back

A charged atom or molecule (cations = positive, anions = negative).

Front

What is an element?

Back

A pure substance consisting of only one type of atom.

Front

Define compound.

Back

A substance formed from two or more elements chemically bonded.

Front

What is a mixture?

Back

A combination of substances that are physically mixed but not chemically bonded.

Front

Define solution.

Back

A homogeneous mixture where one substance dissolves in another.

Front

What is a precipitate?

Back

A solid formed from a chemical reaction in a liquid solution.

Front

Describe the state of solids.

Back

Solids have a definite shape and volume, with tightly packed particles.

Front

Describe the state of liquids.

Back

Liquids have a definite volume but no fixed shape, with particles that slide past each other.