Types of Acids and Bases

A type of chemical that forms solutions that taste sour, due to high concentrations of positive hydrogen ions

• acid

• base

• salt

• pH

Which of the following is a characteristic of a strong acid?

• Completely ionizes in solution

• Partially ionizes in solution

• Does not ionize in solution

• Neutralizes bases without ionization

What is the pH range of a basic solution?

• 0-7

• 7-14

• 14-21

• -7 to 0

Which of the following is an example of a weak base?

• Sodium hydroxide (NaOH)

• Ammonia (NH3)

• Potassium hydroxide (KOH)

• Calcium hydroxide (Ca(OH)2)

Tags

NGSS.HS-PS1-1

What is the main difference between a Lewis acid and a Brønsted-Lowry acid?

• Lewis acids donate protons, Brønsted-Lowry acids accept protons

• Lewis acids accept electron pairs, Brønsted-Lowry acids donate protons

• Lewis acids donate electron pairs, Brønsted-Lowry acids accept protons

• Lewis acids and Brønsted-Lowry acids are the same

Which of the following acids is commonly found in vinegar?

• Hydrochloric acid

• Sulfuric acid

• Acetic acid

• Citric acid

What is the conjugate base of hydrochloric acid (HCl)?

• Cl^-

• H_2O

• OH^-

• H_3O^+

Which of the following is a property of a base?

• Tastes sour

• Turns red litmus paper blue

• Reacts with metals to produce hydrogen gas

• Has a pH less than 7

What is the role of a buffer solution?

• To speed up chemical reactions

• To maintain a constant pH

• To neutralize acids and bases

• To change the color of indicators

Which of the following is a diprotic acid?

• Hydrochloric acid (HCl)

• Sulfuric acid (H_2SO_4)

• Nitric acid (HNO_3)

• Acetic acid (CH_3COOH)