Acids and Bases

A sour taste is a characteristic of:

• acids

• bases

• neutral

• pH scale

Which is a characteristic of a base?

• tastes sour

• found mostly in foods

• feels slippery

• turn litmus paper red

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+

NaOH is:

• an Arrhenius base

• an Arrhenius acid

• neither an acid nor a base

• both an acid and a base

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

• H+
• K+
• OH-
• H-

Neutralization is the process of an acid and a base reacting to form what? Select all that apply

• An ionic salt

• Hydronium ions

• NaCl

• Water

A substance that can either act as an acid or base

• Monoprotic Acid

• Diprotic Acid

• Triprotic Acid

• Amphoteric

They are proton (Hydrogen ion) donors according to _____.

• Acid - Bronsted Lowry

• Base - Bronsted Lowry

• Acid - Lewis

• Base - Lewis

• Acid - Arrhenius

They are proton (Hydrogen ion) acceptors according to ______.

• Acid - Bronsted Lowry

• Base - Bronsted Lowery

• Acid - Arrhenius

• Base - Arrhenius

• Acid - Lewis

What is the Acid in the reaction below:

NH₄⁺ + H₂O → NH₃ + H₃O⁺

• NH₄⁺

• H₂O

• NH₃

• H₃O⁺