Acids and Bases

True or False?

Acids contain excess H⁺ ions.

• True

• False

Bases contain excess ________ ions

• Hydrogen

• Hydroxide

• Hydroxygen

• Water

Which one of these is NOT acidic?

• Bleach

• Lemon

• Vinegar

• Fizzy Drink

Which one of these is acidic?

• Bleach

• Baking Soda

• Ant

• Soap

Which type of acid is in milk?

• Maelic acid

• Formic acid

• Citric acid

• Lactic acid

Select all the properties of acids:

• Tastes sour

• Corrosive

• Feels slippery

• React with metals

• Sometimes called an alkali

Select all the properties of bases:

• Produces H⁺ ions

• Corrosive

• Feels slippery

• React with acids

• Sometimes called an alkali

True or False?

Acids have a pH greater than 7

• True

• False

Something with a pH of 13 would be a:

• Strong acid

• Weak acid

• Strong base

• Weak base

Something with a pH of 1 would be a:

• Strong acid

• Weak acid

• Strong base

• Weak base