Acids and Bases Review

Which of the following compounds is an electrolyte?

• C₂H₅OH

• C₆H₁₂O₆

• CH₃OH

• NaOH

When an Arrhenius acid is dissolved in water the only positive ion present is the

• hydronium ion

• hydroxide ion

• sulfate ion

• chloride ion

An Arrhenius base always yields _______ ions in solution.

• hydrogen

• hydronium

• hydroxide

• ammonium

Which of the following is a 1000 fold increase in hydronium ion concentration?

• pH 5 to pH 8

• pH 8 to pH 5

• pH 4 to pH 5

• pH 5 to pH 4

Which of the following 1 M solutions has the highest pH?

• HCl

• CH₃OH

• NaOH

• NaCl

A solution of HCl has a concentration of 0.001 M. This solution is

• acidic with a pH of 3

• acidic with a pH of 4

• basic with a pH of 3

• basic with a pH of 4

Which of the following will conduct electricity and turn phenolphthalein pink?

• HCl

• HC₂H₃O₂

• NaOH

• CH₃OH

According to an alternate theory of acid and bases the H₂O in the reaction below is acting as

NH₃ + H₂O <--> NH₄⁺ + OH^-

• an acid by accepting a proton

• an acid by donating a proton

• a base by accepting a proton

• a base by donating a proton

According to another acid base theory water can act as an acid or a base. The term for this is

• a neutral substance

• an amphoteric substance

• a salt

• an isotope

Which of the following reactions can be classified as a neutralization reaction?

• Na₂CO₃ + CaCl₂ --> NaCl + CaCO₃

• CH₄ + 2 O₂ --> CO₂ + 2 H₂O

• NaCl + AgNO₃ --> AgCl + MgSO₄

• H₂SO₄ + Mg(OH)₂ --> MgSO₄ + 2 H₂O