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Properties of Matter

Total questions: 81

Worksheet time: 4hrs 53mins

Name
Class
Date
1.

Anything that has mass and takes up space

a)

Element

b)

Compound

c)

Matter

d)

Mixture

2.

A substance made of only one kind of atom


a)

Matter

b)

Element

c)

Mixture

d)

Compound

3.

a representation of a phenomenon, a system, a process, or a solution to an engineering problem that helps people visualize or understand the concept


a)

Matter

b)

Model

c)

Mixture

d)

Element

4.

A molecule that consists of two atoms that are the same


a)

Diatomic Element

b)

Element

c)

Compound

d)

Mixture

5.

A substance containing atoms of two more  different elements connected together chemically

a)

Diatomic Atom

b)

Element

c)

Mixture

d)

Compound

6.

A mixture in which two or more pure substances are evenly mixed

a)

Homogenous Mixture

b)

Heterogeneous Mixture

7.

A mixture in which two or more pure substances are NOT evenly mixed


a)

Homogenous Mixture

b)

Heterogenous Mixture

8.

Another name for a homogenous mixture. Substances are dissolved into each other.


a)

Heterogenous mixture

b)

Compound

c)

Solution

d)

Matter

9.
Pizza
a)
Heterogeneous
b)
Homogeneous
10.
M&M's is an examples of a
a)
homogeneous mixture
b)
heterogeneous mixture
11.

Is a glass of lemonade a homogeneous or heterogeneous mixture? Explain your answer.

a)

Lemonade is a homogeneous mixture because the water and lemon are evenly distributed throughout.

b)

Lemonade is a heterogeneous mixture because the water and lemon are not evenly distributed throughout.

c)

Lemonade is a homogeneous mixture because it is a single substance.

d)

Lemonade is a heterogeneous mixture because it contains different substances.

12.

What are two the two types of pure substances?

a)

elements

b)

compounds

c)

heterogenous mixtures

d)

homogenous mixtures

13.

What are two the two types of mixtures?

a)

elements

b)

compounds

c)

heterogenous

d)

homogenous

14.

A pure substances ________ be broken down into simpler matter using physical methods.

a)

sometimes

b)

can

c)

can not

15.

What is the simplest kind of pure substance?

a)

Element

b)

Compound

c)

Homogenous Mixtures

d)

Heterogenous Mixtures

16.

This is a water molecule. It is a ________.

a)

Element

b)

Compound

c)

Heterogenous Mixture

d)

Homogenous Mixture

17.

Homogeneous mixtures are also called _______.

a)

Heterogenous mixtures

b)

Solutions

c)

Problem Solvers

d)

Water

18.

What type of substance is being modeled here?

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

19.

What type of substance is being modeled here?

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

20.

Which of these is an element?

a)

Salt (NaCl)

b)

Water (H20)

c)

Oxygen (O)

d)

Carbon Dioxide (CO2)

21.

Which of these is a compound?

a)

Aluminium (Al)

b)

Carbon Dioxide (CO2)

c)

Nitrogen (N)

d)

Sand

22.

What type of substance is pictured?

a)

element

b)

compound

c)

mixture

23.
What are the two types of mixtures? 
a)
element and sub-atomic
b)
atoms and compounds
c)
homogeneous and heterogeneous
d)
element
24.
a)
heterogeneous mixture
b)
homogeneous mixture
25.

6. Your science teacher showed in class a bowl of fruit and vegetables

salad. Your classmate examined the mixture and was able to

distinguish fruits from vegetables. What type of mixture was presented

by your teacher?

a)

A. colloid

b)

B. heterogeneous (Non-Uniform)

c)

C. homogeneous (Uniform)

d)

D. solution

26.

What is the definition of a heterogeneous mixture?

a)

A combination of two or more substances that are separated by a filter.

b)

A combination of two or more substances that are not evenly distributed or mixed together.

c)

A mixture that contains only one type of substance.

d)

A combination of two or more substances that are evenly distributed or mixed together.

27.

What is the definition of a homogeneous mixture?

a)

A mixture where the components separate into distinct layers according to density.

b)

A mixture where the components are distributed unevenly and the composition varies throughout.

c)

A mixture where the components are distributed uniformly and the composition is the same throughout.

d)

A mixture where the components are distributed randomly and the composition changes at different points.

28.

How many oxygen atoms are in the products for the chemical reaction below?
4Fe + 3O2 → 2Fe2O34Fe\ +\ 3O_{2\ }\rightarrow\ 2Fe_2O_3  

a)

2

b)

3

c)

5

d)

6

29.

What do we call the chemicals that result from a chemical reaction?

a)

reactants

b)

products

c)

subscripts

d)

coefficients

30.

The Law of Conservation of Mass says that matter can neither be __________ or __________.

a)

created; destroyed

b)

recycled; renewed

c)

subtracted; added

d)

joined; separated

31.

How many atoms are in the products below?
4Fe +3O2 → 2Fe2O34Fe\ +3O_{2\ }\rightarrow\ 2Fe_2O_3  

a)

7

b)

10

c)

17

d)

20

32.

According to the Law of Conservation of Mass, what happens to the wood and oxygen when it is burned?

a)

The wood disappears.

b)

It stays the same chemically.

c)

The atoms in the wood and oxygen rearrange and form smoke and ash.

d)

Nothing.

33.
Substances present at the start of a chemical reaction
a)
subscripts
b)
coefficients
c)
reactants
d)
products
34.
A 55-gram egg is placed in a pot. After the egg is boiled, which is most likely the mass of the egg?
a)
50 
b)
55 
35.
What does the principle of conservation of mass mean?
a)
The total mass of the reactants is more than the products
b)
Matter is not created or destroyed
c)
The total mass of the reactants is less than the products
36.
In a reaction A + B ----> C,  reactant A has 5g and product  C has 9g. How many grams does reactant B should have? 
a)
4g
b)
5g
c)
9g
d)
14g
37.
Is this equation balanced or unbalanced? 
H2 + O2 --> H2O
a)
balanced
b)
unbalanced
38.

When sodium and chlorine combine to form sodium chloride, sodium chloride is the:

a)

Originator

b)

Reactant

c)

Product

d)

Produce

39.

How many Hydrogen atoms are in 4H2O?

a)

6

b)

8

c)

2

d)

4

40.

What is the Law of Conservation of Mass?

a)

Mass is created in a chemical reaction

b)

Mass is created in a physical change

c)

New chemicals formed from a chemical reaction have a larger overall mass than the original reactants

d)

Mass is never created or destroyed

41.

In reaction A +B --> C, reactants A + B have a total mass of 9g. What is the mass of product C?

a)

4g

b)

5g

c)

9g

d)

14g

42.

In reaction A +B --> C, reactant A has a mass of 4g and product C has a mass of 9g. What is the mass of reactant B

a)

4g

b)

5g

c)

9g

d)

14g

43.

In reaction A +B --> C, reactant B has a mass of 9g and product C has a mass of 14g. What is the mass of reactant A?

a)

4g

b)

5g

c)

9g

d)

14g

44.

24 g of magnesium reacts with 38 g of fluorine to produce ______ g of magnesium fluoride

a)

14

b)

24

c)

38

d)

62

45.

7 g of hydrogen reacts with 17 g of oxygen to produce ______ g of water

a)

14

b)

24

c)

38

d)

62

46.

12.67 g of Carbon reacts with 25.33 g of oxygen to produce ______ g of Carbon Dioxide

a)

14

b)

24

c)

38

d)

62

47.

How many sulfur atoms must be present in the products after a reaction between the following reactants: 2SO2 +2H2O22SO_2\ +2H_2O_2  

a)

2

b)

3

c)

4

d)

8

48.

How many Hydrogen atoms must be present in the products after a reaction between the following reactants: 2SO2 +2H2O22SO_2\ +2H_2O_2  

a)

2

b)

3

c)

4

d)

8

49.

During a chemical reaction matter cannot be created or destroyed.

a)

True

b)

False

50.

7 g of hydrogen reacts with 17 g of oxygen to produce ______ g of water

a)

14

b)

24

c)

38

d)

62

51.

4 grams of hydrogen and 32 grams of oxygen will combine to form:

a)

36 grams of water

b)

28 grams of hydroxide

c)

32 grams of oxygen

d)

36 grams of deuterium

52.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
53.

What type of substance is pictured?

a)

element

b)

compound

c)

mixture

d)

solution

54.

What is the best classification for this substance?

a)

An element

b)

A compound

c)

A mixture

55.

What particle view below is a mixture?

a)

b)

c)

d)

56.
What two elements make up water?
a)
Helium and oxygen
b)
Hydrogen and oxygen
c)
helium and carbon
d)
oxygen and carbon
57.
What word describes when water is attracted to other substances?
a)
cohesion
b)
adhesion
c)
capillary action
d)
surface tension
58.
Water is a universal solvent because it...
a)
It can be found anywhere
b)
It freezes when it gets cold
c)
floats when frozen
d)
Dissolves most substances
59.
Which of the following is LEAST likely to dissolve in water?
a)
nonpolar fats and oils
b)
polar sugar molecules
c)
salt made of a positive sodium ion and a negative chloride ion
d)
all of the substances will dissolve easily in water
60.
Large bodies of water, such as lakes and oceans, do not quickly fluctuate in temperature. What is the reason for this phenomenon?
a)
Water is an acid.
b)
Water is a versatile solvent.
c)
Water has a high heat capacity.
d)
 Water acts as a buffer.
61.
 Small insects can walk across the surface of calm water. Their feet push the surface of the water down slightly, somewhat like a person walking across a trampoline, but they do not break the surface. What is the best explanation for why this happens?
a)
The insects are light enough so that they do not break the hydrogen bonds holding the water molecules together
b)
The insects actually use their wings to hover slightly above the water's surface and they only skim it with their feet
c)
The insects' feet are non-polar, so they are repelled by the polar water molecules and are pushed away from the water's surface
d)
The insects are small enough to see the individual water molecules, so they are able to step carefully from one molecule to the next
62.
The tightness across the surface of water that enables paper clips to float is ____________.
a)
adhesion
b)
capillary action
c)
surface tension
d)
polarity
63.
Which statement explains why water molecules stick together?
a)
both sides are negative
b)
one side has a positive charge and the other side has a negative charge
c)
one side has a negative charge adn the other side has a neutral charge
d)
both sides are positive
64.
When a molecule has an opposite electrical charge on each end, it is known as what?
a)
cohesion
b)
polar molecule
c)
hydrogen bond
d)
solution
65.
When water molecules stick easily to other water molecules, this is called what?
a)
cohesion
b)
adhesion
c)
solution
d)
polar molecule
66.

The ability of water molecules to stick to each other, creating surface tension is called:

a)

Cohesion

b)

Adhesion

c)

Insulation

d)

Ph

67.

Refer to the picture of water sticking to a leaf; this is occurring because of:

a)

Adhesion

b)

Cohesion

68.

Used to measure strength of acids and bases in a solution

a)

pH scale

b)

acids

c)

bases

d)

neutral

69.

The pH Scale spans from

____ to _____

(a)  

70.

Greater than 7 =

a)

Acid

b)

Base

71.

Turns Litmus paper red

a)

Acid

b)

Base

72.

Sour, sharp taste (lemons)

a)

Acids

b)

Bases

73.

Reactive with metals, corrosive and can burn skin, able to conduct electricity

a)

Acid

b)

Bases

74.

Turns litmus paper blue

a)

Acid

b)

Bases

75.

Bitter Taste

a)

Acid

b)

Bases

76.

Slippery to touch

a)

Acid

b)

Bases

77.

Has a pH of 7

a)

Neutral

b)

Acid

c)

Base

78.

The pH scale is used to measure how acidic or basic something is. A pH value lower than 7 indicates a substance is _______, while a pH value higher than 7 is considered ________. Pure water is considered _______, with a pH of_______ .

Choose the option that identifies the missing terms, in order of appearance in the sentences.

a)

acidic; acidic; neutral; 12

b)

 acidic; basic; neutral; 7

c)

basic; acidic; basic; 1

d)

  1. neutral; basic; basic; 7

79.

A student uses litmus to test an unknown substance. The red litmus turns blue which indicates. the solution is .......?

a)

Base

b)

Neutral

c)

Acid

d)

positive hydrogen

80.

What test can the students perform to correctly and safely identify acids and bases? They used litmus paper. The blue litmus turned red which indicates.......?

a)

Base

b)

Neutral

c)

alkaline

d)

acid

81.

A group of students conducts an experiment to identify which of their unknown liquids are acids and which are bases. They use a pH indicator and collect the following data:

Which statement identifies the acids and bases in the data table?

a)

Liquid 3 has a pH higher than pure water, so it is an acid. Pure water has a neutral pH, so it is a base.

b)

Liquid 2 has a pH lower than pure water, so it is a base. Pure water has a neutral pH, so it is an acid.

c)

Liquid 3 has a pH higher than pure water, so it is a base. Liquid 2 has a pH lower than pure water, so it is an acid.]

d)

Pure water has a neutral pH, so it is a base. Liquid 1 has a pH lower than pure water, so it is an acid.

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