WorksheetsAcids and Bases
Total questions: 15
Worksheet time: 11mins
Name
Class
Date
1.
Which has a pH below 7?
a)
Acid
b)
Base
2.
Which has a pH above 7?
a)
Acid
b)
Base
3.
Which has a bitter taste?
a)
Base
b)
Acid
c)
flagella
d)
cila
4.
Which of the following statements about acids is true?
a)
They taste sweet.
b)
They taste sour.
c)
They have a pH between 8-14.
5.
What is the pH of water?
a)
11
b)
4
c)
7
6.
Which has a slippery texture?
a)
Acid
b)
Base
7.
Turns litmus red
a)
Acids
b)
Bases
c)
All
8.
Turns litmus blue.
a)
Acids
b)
Bases
c)
Salts
d)
All
9.
Which is the stronger acid?
a)
pH 1
b)
pH 4
c)
pH 8
d)
pH 13
10.
Which range of numbers represent basic solution?
a)
0-6
b)
7
c)
8-14
d)
3-9
11.
In a base phenolphthalein will give what color?
a)
Green
b)
Blue
c)
Pink
d)
Clear
12.
The Color RED represents which pH?
a)
Acid
b)
Base
13.
A solution with a pH of 7 is________
a)
increasing
b)
neutral
c)
decreasing
d)
apple juice
14.
When put into a basic solution, red litmus paper ________.
a)
stays red
b)
turns blue
c)
turns magenta
d)
turns violet
15.
When put into a solution that is basic, phenolphthalein turns __________.
a)
blue
b)
violet
c)
black
d)
magenta
100 %
