Chapter 8

Question 1

Uses symbols and formulas, the identities and relative molecular or molar amounts of the reactants and products in a chemical reaction.

Answer 1

Chemical Equation

Question 2

A solid produced as a result of a chemical reaction in solution and that separates from the solution

Answer 2

Precipitate

Question 3

A small whole number that appears in front of a formula in a chemical equation

Answer 3

Coefficient

Question 4

An equation in which the reactants and products in a chemical reaction are represented by words

Answer 4

Word equation

Question 5

Represents the reactants and products of a chemical reaction by their symbols or formulas

Answer 5

Formula equation

Question 6

A chemical reaction in which the products re-form the original reactants

Answer 6

Reversible reaction

Question 7

A composition reaction when two or more substances combine to form a new compound

Answer 7

Synthesis reaction

Question 8

A single compound undergoes a reaction that produces two or more simpler substances

Answer 8

Decomposition reaction

Question 9

The decomposition of a substance by an electric current

Answer 9

Electrolysis

Question 10

A replacement reaction when one element replaces a similar element in a compound

Answer 10

Single-displacement reaction

Question 11

When the ions of two compounds exchange places in an aqueous solution to form two new compounds

Answer 11

Double-displacement reaction

Question 12

When a substance combines with oxygen, releasing a large amount of energy in the form of light and heat

Answer 12

Combustion reaction

Question 13

A list of elements organized according to the ease with which the elements undergo certain chemical reactions

Answer 13

Activity series