Chem 1 Review

Matter must have:

• Mass and volume

• Color and shape

• Temperature and pressure

• Density and hardness

Air is matter.

• Depends on the context

• Sometimes

• False

• True

The building blocks of matter are:

• Molecules

• Atoms

• Compounds

• Mixtures

Elements are made of more than one type of atom.

• True

• Depends on the element

• False

• Sometimes

One category of matter is:

• Solid

• Plasma

• Liquid

• Gas

The second category of matter is:

• Gas

• Liquid

• Plasma

• Solid

Matter that is made of only one type of atom or compound is called:

• Pure substance

• Mixture

• Colloid

• Solution

A pure substance made of only one type of atom is called:

• Element

• Compound

• Mixture

• Solution

A pure substance made of only one type of molecule is called:

• Mixture

• Element

• Solution

• Compound

Iron is a pure substance.

• True

• Depends on the form

• Sometimes

• False