Quiz on Acids and Bases

Which of the following is an example of a natural acid?

• Baking soda

• Lemon juice

• Soap

• Vinegar

Acids taste:

• Bitter

• Sweet

• Sour

• Salty

Which of the following is a natural indicator?

• Litmus

• Methyl orange

• Phenolphthalein

• Red cabbage juice

What color does blue litmus paper turn in acid?

• Red

• Green

• Yellow

• Purple

In a basic solution, phenolphthalein turns:

• Pink

• Yellow

• Colorless

• Blue

Which of the following can be used to identify acids and bases?

• Water

• Indicators

• Salt

• Sugar

Which of the following acids is commonly found in the stomach?

• Sulfuric acid

• Hydrochloric acid

• Citric acid

• Acetic acid

Acids react with metals to produce:

• Water

• Salt

• Hydrogen gas

• Oxygen gas

Which of the following is a weak acid?

• Hydrochloric acid

• Nitric acid

• Acetic acid

• Sulfuric acid

Which acid is used in car batteries?

• Acetic acid

• Citric acid

• Sulfuric acid

• Hydrochloric acid