Acids and Bases Lesson

ionic

positive

negative

hydrogen H+

sour

metals

burn

blue

red

Multiple Choice

When dissolved in water, acids produce:

• bases
• salts
• hydrogen ions
• hydroxide ions

Multiple Choice

A(n) ______ is a substance with a pH less than 7

• Acid
• Alkaline
• Base
• Buffer

Multiple Choice

Tastes Sour

• Acids
• Bases
• Salts
• All

Multiple Choice

An acid is a solution that contains __________ ions dissolved in water.

• positive

• negative

Multiple Choice

Which solution releases H+ in solution?

• Base
• Acid
• Buffer
• Water

ionic

positive

negative

hydroxide OH-

bitter

slippery

burn

red

blue

Multiple Choice

What is a base?

• Has a pH of 3
• Has a pH of 7
• substances that are slippery to the touch; turns red litmus paper blue

Multiple Choice

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

• H+

• K+

• OH-

• H-

Multiple Choice

Which of the following is a property of a base?

• bitter taste

• reacts with metals

• salty

• sour taste

Multiple Choice

Bases turn blue litmus paper red.

• True

• False

Multiple Choice

This substance releases OH- into solution

• Acid
• Base
• Neutral

strength

solution

pH scale

0

14

middle

neutral

basic

acidic

greater

7

base

7

acid

strongest

base

Multiple Choice

The pH scale is a range from:

• 1-7
• 0-14
• 1-14
• 1-20

Multiple Choice

A(n) ______ is a substance with a pH less than 7

• Acid
• Alkaline
• Base
• Buffer

Multiple Choice

A(n) _______ is a substance with a pH greater than 7.

• Base
• Acid
• Buffer
• Water

Multiple Choice

What is the only substance with a neutral pH of 7?

• Milk
• Orange Juice
• Water
• Blood

Multiple Choice

A solution with a pH of 3.6 would be...

• Acid
• Base
• Neutral
• Acid and Base

Multiple Choice

A solution with a pH of 8.6 would be...

• Acid
• Base
• Neutral
• Acid and Base

Multiple Choice

According to the pH range which substance is more acidic than lemon juice

• Hydrochloric acid
• cabbage
• milk

Multiple Choice

Bleach is a strong base, what is the pH level of bleach?

• 13
• 14
• 1
• 2