WorksheetsChemical and Physical Properties and Changes
Total questions: 20
Worksheet time: 15mins
Name
Class
Date
1.
Which of the following below is a chemical property?
a)
Color
b)
Density
c)
Boiling Point
d)
Reactivity with Acid
2.
Which of the following situations is evidence of chemical change?
a)
Boiling water produces steam
b)
Adding vinegar to baking soda makes foaming bubbles
c)
Sharpening a pencil
d)
Cutting paper
3.
The fact that sugar can be white is a
a)
Chemical Property
b)
Physical Property
c)
Both A and B
d)
None of the above
4.
Flammability is a
a)
Chemical Property
b)
Physical Property
c)
Both A and B
d)
None of the above
5.
Iron's ability to rust when exposed to air is a
a)
Chemical Property
b)
Physical Property
c)
Both A and B
d)
None of the above
6.
Density is a
a)
Chemical Property
b)
Physical Property
c)
Both A and B
d)
None of the above
7.
Which one of the following is NOT a physical property of paper?
a)
It is solid
b)
It is white
c)
It is flammable
d)
It is smooth
8.
An antacids (TUMS) ability to change pH in your stomach is an example of a
a)
Chemical Property
b)
Physical Property
c)
Both A and B
d)
None of the above
9.
After blowing out the flame on the candle, James noticed the wick changed from white to black, this is a
a)
Physical Property
b)
Physical Change
c)
Chemical Property
d)
Chemical Change
10.
The candle has a texture that is soft enough to scrape with a fingernail, this is a
a)
Physical Property
b)
Physical Change
c)
Chemical Property
d)
Chemical Change
11.
The mass of the candle is 2.12 grams, this is a
a)
Physical Property
b)
Physical Change
c)
Chemical Property
d)
Chemical Change
12.
The candle wick started to smoke after it was lit, this is a
a)
Physical Property
b)
Physical Change
c)
Chemical Property
d)
Chemical Change
13.
Which example represents a chemical change occurring?
a)
A blue bike is painted pink
b)
Sand paper is used to smooth wood
c)
When the two chemicals inside an ice pack are mixed it becomes cold
d)
Paper is ripped into smaller pieces
14.
In a chemical change
a)
Bonds are not broken
b)
A new substance is formed and bonds are rearranged
c)
No new substances are formed
d)
None of the above
15.
Sodium is a soft, white metal that reacts violently with water. Chlorine is a poisonous yellow-green gas. During the chemical reaction between sodium and chlorine, table salt is produced. Which of the following statements correctly compares and contrasts the reactants with the resulting products?
a)
The reactants are dangerous and the product can be eaten
b)
The reactants and the products are identical
c)
The reactants are a solid and a gas and the product is a gas
d)
The reactants and the products are the same color
16.
During a chemical reaction the chemical properties of the new substance
a)
Are the same as the chemical properties of the original substance
b)
Are different from the chemical properties of the original substance
c)
All of the above
d)
None of the above
17.
While burning, sugar changed from a white solid substance to a brown liquid substance. What occurred?
a)
No new reactants were formed
b)
The products combined to form a new reactant
c)
The bonds of the reactants were broken and rearranged into a new product
d)
The reactants were the same as the product
18.
Which of the following would be the BEST scientific question to ask after the teacher burned the sugar?
a)
What time is class over?
b)
Can we do this experiment again?
c)
Did a chemical change occur?
d)
Is sugar an element?
19.
Which of the following is a physical property of vinegar (acetic acid)?
a)
The liquid is dark and cloudy
b)
The powder is blue
c)
The white powder can rust
d)
The liquid is clear and has a strong odor
20.
Which of the following is a chemical property of vinegar?
a)
Vinegar is flammable
b)
Vinegar has the ability to rust
c)
Vinegar is white
d)
Vinegar has a low pH and can react with a base
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