Chapter 2 Minerals - Multiple Choice

A compound contains two or more

• elements physically combined.

• simple substances.

• elements chemically combined.

• nuclei combined with electrons.

When elements are more stable in a combined form, which of the following forms?

• atoms

• metals

• nuclei

• compounds

Complete each statement on the line provided. 12. The words metallic, glassy, pearly, and vitreous are used to describe the mineral property known as ____________________.

• luster

• hardness

• cleavage

• streak

The area of the atom that contains electrons has a(n) ____________________ charge.

• negative

• positive

• neutral

• metallic

Which of the following is an element?

• water

• hydrogen

• air

• carbon dioxide

Complete each statement on the line provided. 7. When atoms share electrons, a(n) ____________________ bond forms.

• covalent

• ionic

• metallic

• hydrogen

Minerals are classified according to their

• color.

• origin.

• composition.

• specific gravity.

The Mohs scale measures

• density of a mineral.

• a mineral’s hardness.

• the luster of a mineral.

• a mineral’s type of crystalline structure.

Complete each statement on the line provided. 5. When atoms combine to form compounds, they gain, lose, or share ____________________.

• electrons

• protons

• neutrons

• molecules

Complete each statement on the line provided. 15. The properties of a mineral depend on the ____________________ that compose it and its ____________________.

• elements; structure

• atoms; color

• molecules; luster

• compounds; hardness