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1.1 Chemical and physical properties and changes

Total questions: 48

Worksheet time: 31mins

Name
Class
Date
1.

Is this an example of a physical or chemical change?

a)

Physical

b)

Chemical

2.

Is this an example of a physical or chemical change?

a)

Physical

b)

Chemical

3.

A change in which NEW substances are formed.

a)

Chemical change

b)

Physical change

4.
Which of the following below is a chemical property? 
a)
Color
b)
Density
c)
Boiling Point
d)
Reactivity with Acid
5.
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
6.
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 
7.
Flammability is a 
a)
Chemical Property 
b)
Physical Property 
c)
Both A and B
d)
None of the above 
8.
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 
9.
Density is a 
a)
Chemical Property 
b)
Physical Property 
c)
Both A and B
d)
None of the above
10.
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 
11.
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 
12.
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 
13.
The mass of the candle is 2.12 grams, this is a 
a)
Physical Property 
b)
Physical Change
c)
Chemical Property 
d)
Chemical Change 
14.
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 
15.
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 
16.
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 
17.
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 
18.
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 
19.
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 
20.
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? 
21.
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
22.

A chemical property ....

a)

is observed with the senses

b)

indicates how a substance reacts with something else

c)

is measured

d)

is determined without destroying the object.

23.

Boiling point of water is 100oC

a)

physical property

b)

chemical property

24.

Silver is shiny

a)

physical property

b)

chemical property

25.

Determine whether the observation describes a physical or a chemical property of matter:

Gold does not tend to tarnish or interact with other substances.

a)

Physical Property

b)

Chemical Property

26.

A chemical property ....

a)

is observed with the senses

b)

indicates how a substance reacts with something else

c)

is measured

d)

is determined without destroying the object.

27.

Boiling point of water is 100oC

a)

physical property

b)

chemical property

28.

Silver is shiny

a)

physical property

b)

chemical property

29.

Sugar is soluble (dissolves) in water.

a)

physical property

b)

chemical property

30.

A copper pot turns green when left outside.

a)

physical property

b)

chemical property

31.

A physical property ....

a)

is measured or observed with the senses without destroying the object.

b)

indicates how a substance reacts with something else

32.

You're asked to identify these liquids based on color. Would that be an intensive or extensive property?

a)

intensive

b)

extensive

c)

both

d)

neither

33.

In a lab, you're asked to measure an item's mass. Is that an intensive or extensive property?

a)

intensive

b)

extensive

c)

both

d)

neither

34.

You calculate the density of several objects as part of a lab. Is that in intensive property or an extensive property?

a)

intensive

b)

extensive

c)

both

d)

neither

35.

Which of the following is a Chemical Property?

a)

radioactivity

b)

boiling point

c)

solubility

d)

viscosity

36.

Which of the following is a Chemical Property?

a)

solubility

b)

flammability

c)

viscosity

d)

melting point

37.

How easily a substance reacts, usually with an acid or a base

a)

reactivity

b)

solubility

c)

oxidation

d)

flammability

38.

Choose ALL the examples of CHEMICAL PROPERTIES

a)

Flammability

b)

Oxidation

c)

Radioactivity

d)

Color

39.
Ability to rust is this type of property:
a)
Physical property
b)
Chemical property
40.
Which is an example of a physical property?
a)

ability to react with acid

b)

 state of matter

c)

flammability

d)

ability to react with oxygen

41.
Ice melting is an example of a
a)
physical change
b)
chemical change
c)
physical property
d)
chemical property
42.
Physical properties are
a)
properties that can be observed without changing the identity of the substance
b)
properties that describe how a substance changes into a completely different substance
c)
properties that we can only observe with our eyes
d)
properties that we need special tools to observe
43.
Which is an example of a chemical change?
a)
melting ice to make water
b)
baking cake batter to make a cake
c)
putting cheese on bread to make a cheese sandwich
d)
cutting an orange into slices for a snack
44.
Hammering wood together to build a playhouse
a)
Chemical change
b)
Physical change
45.
a copper penny turning greenish after a few years.
a)
Chemical Change
b)
Physical Change
46.
Burning a marshmallow over a campfire
a)
Physical
b)
Chemical
47.

______________________ can only be recognized when substances react or do not react chemically with one another.

a)

Physical properties

b)

Chemical properties

c)

Flammable properties

d)

Colorful properties

48.
Which of the following is NOT an example of a physical change?
a)
crumpled paper
b)
pencil sharpening
c)
shrunken clothing
d)
rust

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