Acids & Bases Pre-Test

pH stands for .....

• potential of hydrogen

• phosphorus & hydrogen

• potential heat

A solution with a pH less than 7 is called

• weak

• an acid

• a base

• strong

A solution with a pH greater than 7 is

• a base

• an acid

• strong

• weak

Bases are .....

• corrosive

• slippery

• bitter

• all of the above

Acids are ....

• sour

• corrosive

• sweet

• None of the above

Acids have more ....

• hydrogen ions than hydroxide ions

• hydroxide ions than hydrogen ions

When an acid and a base are mixed together _________ always forms.

• water

• a salt

• water and a salt

• none of the above

Pure water has a pH of .......

• 7

• 8

• 6

• 0

A pH of 2 is ____________________ than a pH of 3

• 10 times stronger

• twice as strong

• 10 times weaker

• half as strong as

The pH scale range is ....

• 0 - 14

• 1 - 15

• 0 - 7

• 7 - 14