Chapter 11

Question 1

Anode

Answer 1

The electrode where chemicals are oxidized.

Question 2

Cathode

Answer 2

The electrode where chemicals are reduced. Combustion The rapid exothermic oxidation-reduction reaction between a material and molecular oxygen.

Question 3

Corrosion

Answer 3

The deterioration of a metal - typically caused by atmospheric oxygen.

Question 4

Electrochemistry

Answer 4

The study of the relationship between electrical energy and chemical change.

Question 5

Electrode

Answer 5

Any material that conducts electrons into or out of a medium in which electrochemical reactions are occurring.

Question 6

Electrolysis

Answer 6

The use of electrical energy to produce chemical change.

Question 7

Half-reaction

Answer 7

One-half of an oxidation-reduction reaction - represented by an equation showing electrons as either reactants or products.

Question 8

Oxidation

Answer 8

The process whereby a reactant loses one or more electrons.

Question 9

Photoelectric effect

Answer 9

The ability of light to knock electrons away from atoms.

Question 10

Reduction

Answer 10

The process whereby a reactant gains one or more electrons.

Question 11

Steel

Answer 11

Iron strengthened by small percentages of carbon.