FOC Classification of Matter Review

Which of the following is an element?

• Water

• Salt

• Oxygen

What is shown above?

• Element

• Compound

• Mixture

Which of the following is NOT a mixture ?

• salt water

• Ice cream

• sugar

Table salt is an example of a(n):

• Element

• Compound

• Mixture

All matter is made up of atoms.

• true

• false

An element is composed of atoms that all look exactly the same

• true

• false

A compound is composed of two or more kinds of elements that are combined chemically

• true

• false

A mixture is composed of two or more kinds of atoms that are combined physically

• true

• false

Which is an example of a mixture?

• Air (o₂, N₂, H2O)

• pure silver earring (Ag)

• carbon dioxide (CO₂)

This picture represents:

• Element

• Compound

• Mixture of Elements