Acids and Bases Quiz

An acid is a substance that produces ________ ions in a solution.

• Hydrogen (H+)

• Hydroxide (OH-)

• Sodium

• Acetate

Identify the hydrogen ion

• H

• H⁺

• H^-

• OH^-

Which answer choice best describes a substance with a pH of 2?

• A strong base

• A strong acid

• A weak base

• A weak acid

Which of the following is a characteristic of an acid?

• turns litmus paper blue

• feels slippery

• produces hydroxide ions in solution

• has a sour taste

Which of the following is a neutral substance?

• coffee (pH: 4.5-6.0)

• vinegar (pH: 2.5)

• pure water (pH: 7)

• bleach (pH: 11)

A liquid is considered an acid if it has a lot of __________.

• Hydrogen ions

• Helium ions

• Positive ions

• Hydroxide ions

Which substance produces hydroxide ions (OH-) in solution?

• Acid

• Base

• Hydronium

• Ester

Which of the following would be the most acidic rating on a typical pH scale?

• 0

• 1

• 7

• 14

A substance that is 3 on the pH scale would be a(n):

• acid

• base

• neutral

• solute

Which substance produces hydrogen ions (H+) in solution?

• Acid

• Base

• Hydronium

• Ester