Classifying Acids and Bases

Which of the following pH values represents a base?

• 2.1

• 4.6

• 6.8

• 8.1

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

• neutral solution.

• stronger acid.

• impossible to tell without testing the pH.

• stronger base

Values from 0-14 that determine the acidity of a solution

• Punnett Square

• Matrix

• pH scale

• Math number line 

Ammonia has a pH of 12.  Ammonia is __________.

• an acid

• a base

• an element

• a metal

When dissolved in water, bases produce:

• acids

• salts

• hydrogen ions

• hydroxide ions

A substance with a pH of 5 is which of the following?

• acid

• base

• neutral

Which of the following is the strongest base?

• 4

• 14

• 7

• 15

Which of the following is a characteristic of a base?

• bitter

• sour

• corrosive

• releases hydrogen ions in water

Which of the following is a characteristic of an acid?

• bitter

• slippery

• sour

• releases hydroxide ions in water

A pH of 3 is how many times more acidic than a pH of 5?

• 2

• 20

• 10

• 100