WorksheetsAcids and Bases Quiz
Total questions: 25
Worksheet time: 25mins
Name
Class
Date
1.
If a substance tastes sour and stings if it gets in your eye or a cut, is it an acid or a base?
a)
An Acid
b)
A Base
2.
Vinegar and some soft drinks found in your kitchen are examples of
a)
Bases
b)
Acids
3.
What does the pH scale below tell scientists?
a)
If a substance has acidic properties or alkaline properties
b)
The color of an item
c)
The mass of an object
d)
The volume of an object
4.
The ph scale goes from 0 to 14. The middle point pH7 is considered neutral. What does neutral mean?
a)
It is an acid.
b)
It is not acidic or basic.
c)
It is a base.
d)
It tastes sour.
5.
Using this pH scale , would you classify liquid drain cleaner as an acid or a base?
a)
An Acid
b)
A base
c)
Neutral
d)
Option 4
6.
What color will an acid turn blue litmus paper ?
a)
red
b)
blue
c)
yellow
d)
green
7.
___________ are bitter, feel slippery and can burn your skin.
a)
Bases
b)
Acids
8.
________ can be dangerous to touch, has a sour taste, react strongly with metals. Examples are oranges , lemons, vinegar.
a)
acids
b)
bases
c)
neutral
d)
indicators
9.
Use the chart below to answer the question, Which of the following substances from the table would be the strongest acid?
a)
baking soda
b)
Lemon Juice
c)
Soda
d)
Vinegar
10.
Select all possible examples of bases
a)
baking soda
b)
vinegar
c)
bleach
d)
ammonia
e)
lemons
11.
____________ is a treated paper that is used to test how much acid a solution contains. It turns red in the presence of an acid and blue in the presence of a base.
a)
neutral
b)
litmus paper
c)
compound
d)
acid
12.
What is the correct range of numbers for the pH scale?
a)
0-6
b)
0-10
c)
0-14
d)
0-18
13.
On the pH scale the range from 0-6 represents a(n)
a)
acid
b)
base
c)
neutral
14.
On the pH scale the range 8-14 represents a(n)
a)
acid
b)
base
c)
neutral
15.
Which pH would indicate a strong base?
a)
2
b)
7
c)
9
d)
14
16.
Lemons have a sour taste. What category would this fruit fall into?
a)
acid
b)
base
c)
neutral
17.
If you mix an acid with a base, they neutralized each other. What pH should you get if they do indeed neutralize each other?
a)
5
b)
7
c)
10
d)
14
18.
You accidently get shampoo in your mouth in the shower and it has a bitter taste. What category would shampoo be in?
a)
acid
b)
base
c)
neutral
d)
pure substance
19.
Soap has a slippery feel. Based on this how would you categorize soap?
a)
acid
b)
base
c)
neutral
20.
Use the table below to answer the question, Which of the following substances from the table would be the strongest base?
a)
lemon juice
b)
baking soda
c)
ammonia
d)
soap
21.
Anika, Samuel, and Grace were conducting a science experiment. They had lemon juice, hydrochloric acid, cabbage, and milk. According to the pH range, which substance did they find to be more acidic than lemon juice?
a)
Hydrochloric acid
b)
cabbage
c)
milk
d)
phosphoric acid
22.
Which of the set of pH paper depicts that the dipped solution is highly acidic?
(compare with the pH scale and find out)
a)
b)
c)
23.
What pH is the strongest base?
a)
1
b)
7
c)
4
d)
14
24.
Milk is a very weak acid. What might its pH value be?
a)
6.5
b)
7.8
c)
4.2
d)
12.2
25.
Think about the pH scale. The numbers listed below are the pH of each substance. Which of the following are considered bases?
a)
baking soda solution - 8.5
b)
ammonia - 11.6
c)
eggs - 7.8
d)
soft drink - 2.9
e)
pure water - 7.0
100 %
