v2p chapter 21

Acids/Bases

Open Ended

What do you think of when you hear acids and bases?

Multiple Choice

Substances that release OH- ions into a solution are known as

• Acids

• Bases

• Enzymes

• Water

Multiple Choice

Acids release what into a solution?

• H+ ions

• Hydroxide Ions (OH-)

• water

• salt

Multiple Select

Which of the following substances are considered ACIDIC? (Select all that apply)

• orange juice

• soap

• sulfuric acid

• gastric acid

Multiple Choice

HI + H2O --> H3O+ + I-

Is HI and acid or base?

• acid

• base

• no way to tell

Multiple Select

Which of the following substances are considered BASIC? (Select all that apply)

• bleach

• sea water

• baking soda

• lemon juice

Indicators are substances that change to different colors when exposed to acids and bases.

Multiple Choice

What do acids do to red litmus paper?

• Turn it Red 
• Turn it Blue

Multiple Choice

What do bases do to red litmus paper?

• Turn it Red 
• Turn it Blue

Make these exercises

​Chapter 21: 1. 3. 4.