\CHEMICAL RXNS

Question 1

is a written statement that uses chemical symbols and chemical formulas instead of words to describe the changes that
occur in a chemical reaction

Answer 1

chemical equation

Question 2

is a number that is placed to the left of a
chemical formula in a chemical equation.

Answer 2

equation coefficient

Question 3

is a process in which at least one new
substance is produced as a result of chemical change

Answer 3

chemical reaction

Question 4

is a reaction in which a single product is produced from two (or more) reactants

Answer 4

combination reaction

Question 5

is a chemical reaction in which a
single reactant is converted into two (or more) simpler substances (elements or compounds)

Answer 5

decomposition reaction

Question 6

is a chemical reaction in which an atom or molecule replaces an atom or group of
atoms from a compound

Answer 6

single-replacement reaction

Question 7

is a chemical reaction in which two substance exchange parts with one another and form two different substances

Answer 7

double-replacement reaction

Question 8

is a chemical reaction between a substance and oxygen (usually from air) that proceeds with the evolution of heat
and light (usually from a flame)

Answer 8

combustion reaction