Acids & Bases Practice

If the substance is neutral, what would the pH be?

• 3

• 5

• 7

• 9

• 11

Which of the following pH values represents a base?

• 2.1

• 4.6

• 6.8

• 8.1

Which is the stronger acid?

• pH 1

• pH 4

• pH 8

• pH 13

Tags

NGSS.MS-PS1-2

Which of the following is a base?

• baking soda in water

• orange juice

• vinegar

• lemonade

The strongest bases have pH values close to

• 0

• 14

• 7

• 5

Which of the following is a characteristic of an acid?

• bitter

• slippery

• sour

• releases hydroxide ions in water

What does a base release when placed in water?

• hydroxide ions (OH-)

• hydrogen ions (H+)

• ions

• molecules

What does an acid release when placed in water?

• hydroxide ions (OH-)

• hydrogen ions (H+)

• ions

• nothing

As the number of hydrogen ions (H⁺) decreases, the pH ___________.

• increases

• decreases

• stays the same

Which of the following are properties of acids?

• They conduct electricity when dissolved in water

• They taste sour

• They react with metals to produce hydrogen gas

• All of the answer choices are correct