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WorksheetsAcids & Bases Review
Total questions: 23
Worksheet time: 15mins
Name
Class
Date
1.
Acids are what range on the pH scale?
a)
0-14
b)
0-6.99
c)
7
d)
7.1-14
2.
Bases are what range on the pH scale?
a)
0-6.99
b)
7
c)
7.1-14
d)
0-14
3.
7 on the pH scale means that it is...
a)
Acidic
b)
Basic
c)
Neutral
4.
Lemon juice is an example of __________
a)
A base
b)
An acid
c)
A neutral substance
5.
Soap is an example of __________
a)
A base
b)
An acid
c)
A neutral substance
6.
Water is an example of __________
a)
A base
b)
An acid
c)
A neutral substance
7.
When found in food, acids are ________
a)
Sour
b)
Bitter
c)
Salty
d)
Slippery
8.
When found in food, bases are _______.
a)
Sour
b)
Bitter
c)
Salty
d)
Soggy
9.
What color does acid turn litmus paper?
a)
It turns litmus paper purple.
b)
It turns red litmus paper blue.
c)
It turns blue litmus paper blue.
d)
It turns blue litmus paper red.
10.
What color does bases turn litmus paper?
a)
It turns litmus paper purple.
b)
It turns blue litmus paper red.
c)
It turns red litmus paper blue.
d)
It turns red litmus paper re
11.
Drain cleaner has a pH of 13. What is drain cleaner?
a)
An acid.
b)
A strong base.
c)
Neutral.
d)
A weak base.
12.
A pH scale is...
a)
A corrosive substance that says a substance is an acid.
b)
An indicator that tells if a substance is an acid or base.
c)
A blue litmus paper.
d)
A red litmus paper.
13.
What does corrosive mean?
a)
That a substance is a strong base.
b)
That a substance is neutral.
c)
That a substance can easily wear away
d)
The substance is the strongest acid
14.
What are properties of acids?
a)
Bitter, slippery, ph above 7
b)
Sour, reacts with metals, ph below 7
c)
Sour, reacts with metals, ph above 7
d)
Bitter, ph of 7, does not react with metals
15.
What are properties of a base?
a)
Slippery, bitter, does not react with metals, pH above 7.
b)
Slippery, bitter, reacts with metals, pH below 7.
c)
Sour, reacts with metals, pH below 7
d)
Sour, reacts with metals, pH above 7.
16.
What is the name of H3PO4?
a)
hydrophosphoric acid
b)
phosphorous acid
c)
phosphoric acid
d)
phosphoric hydroxide
17.
Which of the following is a property of an acid?
a)
pH > 7
b)
turns litmus paper blue
c)
tart or sour taste
d)
corrosive to organic materials
18.
Which of the following is a property of bases?
a)
a pH < 7
b)
slippery feel
c)
tart or sour taste
d)
corrosive to metals
19.
What is the name of Mg(OH)2
a)
magnesium hydroxide acid
b)
hydromagnesium acid
c)
magnesium oxygen hydride
d)
magnesium hydroxide
20.
acid + base ₋>
a)
salt + hydrogen
b)
salt + water
c)
salt + carbon dioxide + water
d)
salt
21.
What is the endpoint of a titration
a)
Where the amount of acid and base are balanced according to the equation
b)
Where there is no base
c)
At the end
22.
I am titrating 1M HCl with 1M NaOH. I have 25mL of HCl. How much NaOH will I need?
a)
2.5mL
b)
5mL
c)
25mL
d)
50mL
23.
what is the reading on this burette?
a)
4.40mL
b)
3.50mL
c)
3.60mL
d)
4.50mL
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