Acids and Bases

Front

What is the pH range of an acid?

Back

1-6

Front

What happens to blue litmus paper when it contacts an acid?

Back

It turns red.

Front

Which of the following pH values would be the weakest acid?

1

,

3

,

5

,

6

Back

6

Front

Which of the following pH values would be the strongest acid? Options: 1, 3, 4, 6

Back

1

Front

Which of the following chemical formulas is NOT an acid?

HBr

,

HF

,

HCl

,

LiOH

Back

LiOH

Front

What would happen to red litmus paper when it encounters a base?

Back

It turns blue

Front

A substance with a very bitter taste, feels slippery to the touch, and produces OH- ions when dissolved in water. In what category would the substance be classified?

Back

base

Front

HF is...
Options:

an acid

,

a base

,

a salt

,

an ionic compound

Back

an acid

Front

KOH is ...

Back

a base

Front

Which of the following statements is correct? Options: Blue litmus paper turns red when placed in a base., Red litmus paper turns blue when placed in a base., Blue litmus paper stays blue when placed in an acid., Red litmus paper stays red when placed in a base.

Back

Red litmus paper turns blue when placed in a base.