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WorksheetsStrength of Acids and Alkalis
Total questions: 10
Worksheet time: 6mins
Name
Class
Date
1.
Which pH levels indicated a strong acid?
a)
1-3
b)
4-6
c)
8-11
d)
12-14
2.
Which pH level indicates a weak alkali?
a)
1-3
b)
4-6
c)
8-11
d)
12-14
3.
Which pH level indicates a weak acid?
a)
1-3
b)
4-6
c)
8-11
d)
12-14
4.
Which pH level indicates a strong alkali?
a)
1-3
b)
4-6
c)
8-11
d)
12-14
5.
Rain water is slightly acidic. What is its pH?
a)
1.0
b)
5.6
c)
7.0
d)
8.2
6.
What does a pH scale do?
a)
A. Tells if a substance is an acid or base.
b)
B. Measures the strength and weakness of acids and alkalis.
c)
C. Guides the pH values of aqueous substances.
d)
D. Both statements A and B are correct.
7.
An acid that breaks apart completely. 0-4 on the pH scale,
a)
Strong Acid
b)
Weak Acid
c)
Weak Base
d)
Strong Base
8.
An acid that does not break apart completely.
Range from 4-7 on the pH scale.
Range from 4-7 on the pH scale.
a)
Strong Acid
b)
Strong Base
c)
Weak Acid
d)
Weak Base
9.
This solution is filled with:
a)
Weak Acid
b)
Strong Base
c)
Strong Acid
d)
Weak Base
10.
Which of the following is a weak alkali?
a)
sodium hydroxide, NaOH
b)
lithium hydroxide, LiOH
c)
ammonia, NH3
d)
barium hydroxide, Ba(OH)2
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