Honors: Acids and Bases I

Which of the following word pairs correctly completes the sentence below?
_______ are corrosive substances characterized as having a strong smell, a sour taste, and a _______.

• Acids; pH less than 7
• Acids; pH greater than 7
• Bases; pH greater than 7
• Bases; pH less than 7

The pH of a solution is tested, and it is found to be a basic solution. Of the following choices, what could the pH have been?

• 3
• 9
• 7
• 5

Pure water has a pH of 7. Pure water _______.

• is a base
• is a neutral substance
• could be either an acid or a base
• is an acid

According to Arrhenius, what is the definition of an ACID?

• a substance that contains hydroxide and ionizes to produce OH-

• a substance that contains hydrogen and ionizes to produce H+

• a substance that contains hydrogen and ionizes to produce OH-

• a substance that contains hydroxide and ionizes to produce H+

Which of the following is an Arrhenius Acid?

• LiOH

• CO₃^2-

• OH^-

• H₃PO₄

If a solution is basic which ion will be more present?

• H+
• K+
• OH-
• H-

According to Arrhenius, what is the definition of an BASE?

• a substance that contains hydroxide and ionizes to produce OH-

• a substance that contains hydrogen and ionizes to produce H+

• a substance that contains hydrogen and ionizes to produce OH-

• a substance that contains hydroxide and ionizes to produce H+

Which of the following is an Arrhenius Base?

• LiOH

• CO₃^2-

• OH^-

• H₃PO₄

When finding the concentration of a solution what is found?

• moles

• pH

• pOH

• Molarity

The pH + pOH = ________?