Acids and Bases Quiz Review

Which of the following substances create electrolytic solutions?

• Acids, only

• Molecular compounds

• Salts, only

• Acids, Bases, and Salts

Which of the following solutions can conduct an electric current?

• CO₂ (aq)

• HCl (aq)

• CF₄ (aq)

• Br₂ (aq)

Which of the following substances are an Arrhenius acids?

• CH₃COOH

• NaOH

• CH₃OH

• KCl

Select all of the substances that are classified as Arrhenius bases below. (There's more than one!)

• NaOH

• CH₃OH

• C₂H₅COOH

• Ca(OH)₂

• H₂SO₄

Which of the following substances is a salt?

• H₂CO₃

• NH₃

• I₂

• MgSO₄

Select the statements that are true. (There's more than one!)

• An acid has a pH above 7

• An acid has a pH below 7

• A base has a pH above 7

• A base has a pH below 7

• Neutral substances have a pH of exactly 7

A H⁺ ion in solution joins with a water molecule to produce which of the following ions? (Hint: Use Table E!)

• Hydroxide

• Hydronium

• Hydrogen

• Oxide

Which of the following is the only negative ion produced by an Arrhenius base in solution? (Hint: Use Table E!)

• Hydroxide

• Hydronium

• Hydrogen

• Oxide

Which of the following statements is TRUE?

• a hydronium ion has the formula H₃O⁺ and is produced by acids in solution

• a hydronium ion has the formula H₃O⁺ and is produced by bases in solution

• a hydronium ion has the formula OH^- and is produced by acids in solution

• a hydronium ion has the formula OH^- and is produced by bases in solution

In a neutral solution:

• the number of H⁺ ions = OH^- ions

• the number of H⁺ ions > OH^- ions

• the number of H⁺ ions < OH^- ions

• the are no H⁺ ions or OH^- ions present