NEW
Font size
S
M
L
XL
WorksheetsAcid Base Review
Total questions: 23
Worksheet time: 20mins
Name
Class
Date
1.
What is neutral on the pH scale?
a)
7
b)
14
c)
P shape
d)
D shape
2.
A(n) _______ is a substance with a pH greater than 7.
a)
Base
b)
Acid
c)
Buffer
d)
Water
3.
Holly has an unknown substance in a beaker. She wants to determine the relative pH of the unknown substance. She places a piece of blue litmus paper into the substance, and the litmus paper stays blue.
The substance in the beaker
The substance in the beaker
a)
is a base.
b)
has a neutral pH.
c)
is an acid.
d)
does not have a pH.
4.
Which of the following word pairs correctly completes the sentence below?
_______ are corrosive substances characterized as having a strong smell, a sour taste, and a _______.
_______ are corrosive substances characterized as having a strong smell, a sour taste, and a _______.
a)
Acids; pH less than 7
b)
Acids; pH greater than 7
c)
Bases; pH greater than 7
d)
Bases; pH less than 7
5.
For a solution, pH + pOH =
a)
7
b)
14
c)
1.0 x 10-14
d)
-log (1.0 x 10 -14)
6.
If the pH of a solution is 4.0, what is the pOH?
a)
4.0
b)
10.0
c)
1.0 x 10 -4
d)
cannot be determined from the information
7.
The pH of a solution is 8.43. What is the [H3O+]concentration?
a)
3.7 x 10 -9
b)
1.0 x 10-8.43
c)
2.7 x 10-6
d)
1.0 x 10-14
8.
If the [H3O+] of a solution is 1 x 10-3 M, the pH is
a)
11
b)
-3
c)
3
d)
1
9.
Which of the following is a base?
a)
orange juice
b)
water
c)
vinegar
d)
dishwashing detergent
10.
Which of the following statements is correct?
a)
Blue litmus paper turns red when placed in a base.
b)
Red litmus paper turns blue when placed in a base.
c)
Blue litmus paper stays blue when placed in an acid.
d)
Red litmus paper stays red when placed in a base.
11.
Which of the following is an acid?
a)
shampoo
b)
baking soda
c)
orange juice
d)
water
12.
The pH of a solution is tested, and it is found to be a basic solution. Of the following choices, what could the pH have been?
a)
3
b)
9
c)
7
d)
5
13.
Pure water has a pH of 7. Pure water _______.
a)
is a base
b)
is a neutral substance
c)
could be either an acid or a base
d)
is an acid
14.
Values from 0-14 that determine the acidity of a solution
a)
Punnett Square
b)
Matrix
c)
pH scale
d)
Math number line
15.
Tastes bitter.
a)
Acids
b)
Bases
c)
Salts
d)
All
16.
Which is the stronger acid?
a)
pH 1
b)
pH 4
c)
pH 8
d)
pH 13
17.
Ammonia has a pH of 12. Ammonia is __________.
a)
an acid
b)
a base
c)
an element
d)
a metal
18.
Explain what happens when a strong acid and a strong base are poured into the same container.
a)
they form separate layers
b)
they mix physically but not chemically
c)
they break apart into separate elements
d)
they react chemically to form a salt
19.
Which of the following is true about acids and bases?
a)
The lower the pH, the stronger the acid
b)
the higher the pH, the stronger the acid
c)
The lower the pH, the more neutral the acid
d)
The higher the pH, the weaker the base
20.
Which type of ion does a base produce when it is dissolved in water?
a)
oxide
b)
oxygen
c)
hydrogen
d)
hydroxide
21.
Which statement is true when acids and bases are mixed together?
a)
acids become stronger
b)
bases become stronger
c)
there is no change
d)
they neutralize each other
22.
What is the pH of water?
a)
0
b)
4
c)
7
d)
14
23.
If the pH of a solution is 12.2, what is the pOH?
a)
4.0
b)
1.8
c)
1.0 x 10 -4
d)
cannot be determined from the information
Reset
