wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

pH

Total questions: 13

Worksheet time: 11mins

Name
Class
Date
1.
The pH scale is a range from:
a)
1-7
b)
0-14
c)
1-5
d)
1-20
2.
A(n) ______ is a substance with a pH less than 7
a)
Acid
b)
Alkaline
c)
Base
d)
Buffer
3.
A(n) _______ is a substance with a pH greater than 7.
a)
Base
b)
Acid
c)
Buffer
d)
Water
4.

In a test of pH levels, a baking soda has a pH of 9 and bleach has a pH of 12. What is true about there relationship?

a)

Both of the solution are Bases

b)

Both of the solution are Acids

c)

The Baking soda is an acid and the Bleach is a base

d)

The baking soda is a base and the Bleach is an Acid.

5.

What does pH measure?

a)

the amount of hydrogen (H+) ions

b)

the amount of hydroxide (OH-) ions

c)

amount of water

d)

all of the above

6.

Which of the following pH is the strongest acid?

a)

1

b)

5

c)

3

d)

8

7.

Which of the following pH is the strongest base?

a)

4

b)

14

c)

7

d)

15

8.

If a solution has a [H+] of 10-11, what is the pH?

a)

11

b)

3

c)

7

d)

12

9.

If a solution has a [OH-] of 10-4, it must be a(n)...

a)

Acid

b)

Base

c)

Neutral

10.

If the pH of a solution is 5 the pOH is

a)

7

b)

12

c)

9

d)

5

11.
A  pH and a pOH will add up to:
a)

0

b)

7

c)

14

12.

If the [OH-] of a solution is 10-4 mol/L the pOH of the solution is

a)

10

b)

4

c)

1

d)

-4

13.

The pH of a solution is 9. What is the hydronium ion H3O+ concentration?

a)

10-9 M

b)

10-6 M

c)

10-8 M

d)

10-14