WorksheetsF4 Chem Chap 6 [TP1-2 LLD] Acids and Bases
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
Pure water is _______ on the pH scale.
a)
Acid
b)
Base
c)
Neutral
2.
Values from 0-14 that determine the acidity of a solution
a)
Molarity
b)
Polarity
c)
pH scale
d)
Solubility
3.
What is the range of pH values in an acidic solution?
a)
0-6
b)
8-14
c)
15-239058204958
d)
pH = 7
4.
If the pH of a solution is 9, it is a....
a)
acid
b)
base
c)
both
d)
none
5.
What is the range of pH values in an alkali (basic) solution?
a)
0-6
b)
8-14
c)
15-239058204958
d)
pH = 7
6.
Which is the stronger acid?
a)
pH 1
b)
pH 4
c)
pH 8
d)
pH 13
7.
Which of the following substances is basic?
a)
Apple juice
b)
Ginger ale
c)
Baking soda
d)
Distilled water
8.
How do acidic solutions taste?
a)
Delicious
b)
Sweet
c)
Bitter
d)
Sour
9.
What is a property of bases?
a)
Slippery touch
b)
Sour taste
c)
Ability to dissolve metal
d)
Ability to form hydronium ions
10.
This piece of pH paper has been dipped into:
a)
An acid
b)
A base
c)
A pH-neutral substance
d)
A buffer
11.
An extremely strong base would have a pH of:
a)
1
b)
7
c)
9
d)
14
12.
A substance that is 3 on the pH scale would be a(n):
a)
acid
b)
base
c)
neutral
d)
solute
13.
What color does litmus paper turn in the presence of an acid?
a)
blue
b)
black
c)
green
d)
red
14.
Which is the correct set of acid properties?
a)
sour taste, corrosive, change litmus from red to blue
b)
sour taste, corrosive, change litmus from blue to red
c)
sweet taste, slippery, change litmus from blue to red
d)
sour taste, slippery, change litmus from blue to red
15.
Which chemical makes blue litmus paper turn red?
a)
Acid
b)
Base
100 %
