Chapter 9 Vocabulary

Question 1

Element

Answer 1

A substance that cannot be separated or broken down into simpler substances by chemical means.

Question 2

Pure Substance

Answer 2

A sample of matter, either a single element or a single compound, that has definite chemical and physical properties.

Question 3

Metal

Answer 3

An element that is shiny and that conducts heat and electricity well.

Question 4

Nonmetal

Answer 4

An element that conducts heat and electricity poorly.

Question 5

Metalloid

Answer 5

An element that has properties of both metals and nonmetals.

Question 6

Compound

Answer 6

A substance made up of atoms of two or more different elements joined by chemical bonds.

Question 7

Mixture

Answer 7

A combination of two or more substances that are not chemically combined.

Question 8

Solution

Answer 8

A homogeneous mixture of two or more substances uniformly dispersed throughout a single phase.

Question 9

Solute

Answer 9

In a solution, the substance that dissolves in the solvent

Question 10

Solvent

Answer 10

In a solution, the substance in which the solute dissolves.

Question 11

Insoluble

Answer 11

Unable to dissolve in a substance.

Question 12

Solubility

Answer 12

The ability of one substance to dissolve in another at a given temperature and pressure.

Question 13

Concentration

Answer 13

The amount of a particular substance in a given quantity of a mixture, solution, or ore.

Question 14

Magnet

Answer 14

Any material that attracts iron or materials containing iron.

Question 15

Distillation

Answer 15

A process that separates a mixture based on the boiling points of the components.

Question 16

Centrifuge

Answer 16

A machine that separates the different parts of blood.