Matter and its Properties

An element is made of one type of

• molecule

• atom

• compound

• mixture

A compound is

• a substance that is composed of two or more elements that are chemically bonded.

• a molecule formed by atoms of the same element.

• another word for an atom.

• any substances that can be split apart.

Extensive properties

• include boiling point.

• do not depend on the amount of matter present.

• include volume and mass.

• all depend on the chemical composition of the matter present.

Which of the following is an intensive property of matter?

• volume

• mass

• energy content

• density

A change in a substance that does not involve a change in the identity of the substance is called (a)n

• chemical change.

• physical change.

• extensive property.

• intensive property.

Which is not true about the liquid state of matter?

• The liquid state has a definite volume and a definite shape.

• The liquid state takes on the shape of its container.

• The liquid states has a definite volume and an indefinite shape.

• The particles in a liquid can easily move past each other.

If a mixture is uniform in composition, it is considered to be

• heterogeneous.

• molecular.

• homogeneous.

• elemental.

This substance can be separated by physical means

• Mixtures

• Pure Substances

• Elements

• Compounds

This substance can be separated by chemical means only

• Homogenous mixtures

• Heterogeneous misxtures

• Elements

• Compounds

Classify the following as an element, compound, homogeneous mixture, or heterogeneous mixture.

Gold (Au) and Oxygen (O2)

• Homogenous mixtures

• Heterogeneous mixtures

• Elements

• Compounds