Exploring Acids and Their Properties

Which of the following is a property of strong acids?

• They completely dissociate in water.

• They have a pH greater than 7.

• They are always safe to handle.

• They do not conduct electricity.

Which of the following is a characteristic of weak acids?

• They have a pH of exactly 7.

• They partially dissociate in water.

• They are always colorless.

• They are not found in nature.

What is the product of an acid-base reaction?

• Only water

• Only salt

• Salt and water

• Acid and base

What does the pH scale measure?

• The temperature of a solution

• The acidity or basicity of a solution

• The density of a solution

• The color of a solution

Which of the following pH values indicates a strong acid?

• 7

• 5

• 3

• 1

Which of the following is a common acid found in daily life?

• Sodium chloride

• Acetic acid

• Magnesium hydroxide

• Calcium carbonate

Which of the following is an indicator used to detect acids?

• Litmus paper

• Thermometer

• Barometer

• Stopwatch

What color does blue litmus paper turn in the presence of an acid?

• Green

• Yellow

• Red

• Blue

Which of the following is a weak acid?

What happens to the pH of a solution when a strong acid is added?

• The pH increases.

• The pH decreases.

• The pH remains the same.

• The pH becomes neutral.