Acids, Bases, and Salts

What is a neutralization reaction?

• A neutralization reaction is a chemical reaction between two acids that results in the formation of a base.

• A neutralization reaction is a chemical reaction between two bases that results in the formation of an acid.

• A neutralization reaction is a chemical reaction between a salt and water that results in the formation of an acid and a base.

• A neutralization reaction is a chemical reaction between an acid and a base that results in the formation of a salt and water.

What is the pH scale used for?

• The pH scale is used to measure the temperature of a solution.

• The pH scale is used to measure the acidity or alkalinity of a solution.

• The pH scale is used to measure the density of a solution.

• The pH scale is used to measure the volume of a solution.

Name one common indicator used to test for acids and bases.

• universal indicator

• pH paper

• red cabbage juice

• litmus paper

What happens when an acid reacts with a base?

• Formation of a salt

• Increase in acidity

• Neutralization reaction occurs

• Release of hydrogen gas

What is the pH value of a neutral substance?

• 7

• 1

• 14

• 10

What is the pH value of an acidic substance?

• less than 7

• greater than 7

• between 7 and 14

• equal to 7

What is the pH value of a basic substance?

• greater than 7

• equal to 7

• negative value

• less than 7

Which of the following is a base?

• orange juice
• water
• vinegar
• dishwashing detergent

If an acid is combined with a base of equal strength, the result will most likely be

• a neutral solution.
• a stronger acid.
• impossible to tell without testing the pH.
• a stronger base

Pure water has a pH of 7. Pure water _______.

• is a base
• is a neutral substance
• could be either an acid or a base
• is an acid