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WorksheetsAcid and Bases
Total questions: 13
Worksheet time: 7mins
Name
Class
Date
1.
What is the most common fact about all bases? I) They are all solid ii) They are all measured as H+ iii) They have a bitter taste.
a)
i
b)
ii
c)
iii
d)
i & iii
2.
What do you get if you mix an acid and a base?
a)
They become conjugate
b)
They act as a solute and a solvent
c)
They are having -OH+
d)
They don't mix
3.
Acids are always dangerous to our skin when it comes in contact with it.
a)
True
b)
False
4.
What does pH stand for?
a)
Processed Handwriting - a+
b)
Pressed Helium-
⁺He
⁺He
c)
Positive Hydrogen - +H
d)
Hydrogen Positive - H+
5.
One of the following items is a base. Find the base: 1) Oranges 2) Soap 3) Vinegar 4) Sand 5) Argon
a)
1
b)
2
c)
5
d)
4
6.
If a piece of acid indicator paper is dipped into a certain item and it turns red, what is it?
a)
Acid
b)
Base
7.
Name a neutral item*. *Neutral means "Neither an acid nor a base".
a)
Tomato
b)
Battery
c)
Vinegar
d)
Water
8.
Which of the following is wrong? 1) An acid is sour and tart. 2) Bases make a chemical reaction with metal. 3) Soap is a base.
a)
1
b)
3
c)
2
d)
What are you saying? All of them are correct
9.
What happens after acids react and combine when in contact with metal?
a)
They become bases
b)
They turn liquid
c)
They release gases
d)
They become metals
10.
Most acids are usually ______ at room temperature.
a)
Liquid
b)
Solid
11.
How much levels of pH acidity are there?
a)
14
b)
1
c)
15
d)
25
12.
What acid does Venus's clouds have?
a)
Citric Acid
b)
Sulfuric Acid
c)
Ascorbic Acid
d)
Folic Acid
13.
Bonus Question! What is the chemical substance in our blood cells that can also be measured in pH?
a)
Cytoplasm
b)
Myoglobin
c)
Ectoplasm
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