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Matter Test Review

Total questions: 73

Worksheet time: 6hrs 5mins

Name
Class
Date
1.

Match the following

a)

Pure Substance

1.

One element or one compound.

b)

Mixture

2.

Two or more substances not bonded.

c)

Element

3.

Contains only one kind of atom.

d)

Compound

4.

Contains two or more kinds of atoms.

2.

True or False: elements AND compounds are pure substances.

a)

True

b)

False

3.
a)
element
b)
compound
c)
mixture of elements
d)
mixture of compounds and elements
4.

Which sample shows a mixture?

a)
b)
c)
5.

Each substance keeps its own properties in this type of matter:

a)

element

b)

compound

c)

mixture

d)

pure substance

6.

Which sample shows a pure substance?

a)
b)
c)
7.

Which of the following is a mixture?

a)

Glucose (C6H12O6)

b)

Salt Water (NaCl + H2O)

c)

Iron (Fe)

d)

Gold (Au)

8.
a)
element
b)
compound
c)
mixture of elements
d)
mixture of compounds
9.
a)
element
b)
compound
c)
mixture of elements
d)
mixture of compounds
10.
a)
element
b)
compound
c)
mixture of elements and compounds
d)
mixture of compounds
11.

a)

element

b)

compound

c)

heterogeneous mixture

d)

homogeneous mixture

12.

Salt (NaCl)

a)

Element

b)

Compound

c)

Mixture

13.
Which of the following lists only elements?
a)
H2O + OH, MgCl2
b)
H2O, KF, Ne
c)
KCl, Ag, Au
d)
K, Cl, N
14.

Organize these options into the right categories

Categorize the following

H2SO4

NaCl + H2O

Kool-aid

Distilled Water

Pure Substance
Mixture
15.

Match the following

Categorize the following

H2

Ni

H2O

SrO

Element
Compound
16.

Use the Image to answer the question.

II is a ​ (a)  

III is a ​​ (b)  

IV is a ​ (c)  

Choose from the below words
Homogenous Mixture
Heterogeneous Mixture
Element
Compound
17.

Match the following

a)

Colloid

1.

Medium Particle Size

b)

Solution

2.

Small Particle Size

c)

Suspension

3.

Large Particle Size

18.

Match the following

a)

Suspension

1.

Forms Layers Quickly

b)

Solution

2.

Never Forms Layers

c)

Colloid

3.

Forms Layers Overtime

19.

In the context of saltwater, what is the solvent?

a)

Salt

b)

Sugar

c)

Water

d)

Vinegar

20.

In the context of hot tea, what is the solute?

a)

Water

b)

Tea

c)

Sugar

d)

Milk

21.

Which of the following is an example of a colloid that separates into layers over time?

a)

Organic Peanut Butter

b)

Sand mixed in water

c)

Saltwater

d)

Italian salad dressing

22.

How quickly do ingredients in a suspension settle into layers?

a)

Very slowly

b)

Moderately

c)

Very quickly

d)

Not at all

23.

Which of the following is an example of a suspension?

a)

Salt and water

b)

Sand and water

c)

Sugar and water

d)

Vinegar and water

24.

Which of the following is NOT an example of a suspension?

a)

Orange juice with pulp

b)

Salad dressing

c)

Snow globe

d)

Saltwater

25.

What are physical properties of a pure substance?

a)

Properties that change the material permanently

b)

Properties that can be observed without changing the material permanently

c)

Properties that involve breaking molecular bonds

d)

Properties that require chemical reactions

26.

What happens to bonds during a physical change?

a)

Old bonds are broken between atoms and new bonds form between new atom combinations.

b)

Old bonds are not broken or formed.

27.

This is the physical property observed when an object can be hit with a hammer and flattens without breaking.

a)

Hardness

b)

Malleability

c)

Ductility

d)

pH

28.

This is the physical property observed when an object can be heated and pulled into a wire.

a)

Hardness

b)

Malleability

c)

Ductility

d)

pH

29.

An object is found to have a pH of 6.5

Would this be considered acidic, basic, or neutral?

a)

acidic

b)

basic

c)

neutral

30.

An object is found to have a pH of 12.5

Would this be considered acidic, basic, or neutral?

a)

acidic

b)

basic

c)

neutral

31.

An object is found to have a pH of 7.0

Would this be considered acidic, basic, or neutral?

a)

acidic

b)

basic

c)

neutral

32.

How can a Pure Substance Element exist in nature? Choose all that apply

a)

as a single atom

b)

as a molecule

33.

How can a Pure Substance Compound exist in nature? Choose all that apply

a)

as a single atom

b)

as a molecule

34.

What are the 3 ways to increase the rate of a solute dissolving in a solvent? Choose all that apply

a)

Increase the amount of surface area of the solute.

b)

Decrease the amount of surface area of the solute.

c)

Increase the temperature of the solvent.

d)

Decrease the temperature of the solvent.

e)

Increase the amount of stirring of the solution.

35.

In which mixture can you see all of the parts?

a)

homogeneous

b)

heterogeneous

36.

Identify which images are HETEROGENEOUS MIXTURES! (Check all that apply)

a)
b)
c)
d)
37.

Solutions are ___________ mixtures.

a)

Solid

b)

Homogenous

c)

Heterogeneous

d)

Gas

38.

A material with a particular chemical makeup

a)

mixture

b)

pure substance

c)

hetogeneous

d)

homogeneous

39.

Substances in a mixture can be separated by physical methods.

a)

TRUE

b)

FALSE

40.

This technique is based on the differences of the boiling point of the substance in the mixture.

a)

decantation

b)

distillation

c)

filtration

d)

chromatography

41.

It is a technique in which an insoluble solid is separated from a liquid.

a)

Filtration

b)

Sieving

c)

Decantation

d)

Use of Magnets

42.

It involves separating a mixture based on different sizes of components.

a)

Decantation

b)

Sieving

c)

Use of Magnets

d)

Filtration

43.

Vinegar

a)

Solution

b)

Suspension

c)

Colloid

44.

Hydrogen gas

a)

Element

b)

Compound

c)

Mixture

45.

2 or more different substances that are physically together is called...

a)

element

b)

compound

c)

mixture

d)

solute

46.

Which of the following a correct way to separate a compound?

a)

A reaction must occur to break the bonds

b)

Distillation using boiling points

c)

Filtering using paper to hold the solid from the liquid

d)

Magnetic Attraction to separate metals from non-metals

47.

Which of the following a correct way to separate a mixture?

a)

A reaction must occur to break the bonds

b)

Distillation using boiling points

c)

Mixtures cannot be separated

d)

Combustion of some kind

48.

All phases changes are considered...

a)

physical and therefore relate to mixtures.

b)

chemical and therefore relate to compounds.

c)

physical and therefore relate to elements.

d)

chemical and therefore relate to molecules.

49.

All the separation techniques we learned about are

a)

chemical means of separating matter.

b)

physical means of separating matter.

c)

reactive means of separating matter.

d)

unclear means of separating matter.

50.

Ink can be separated by a method of -----------------------------------------------

a)

distillation

b)

filtration

c)

chromatography

d)

sedimentation

51.
chromatography separates the mixture of dyes on the basis of their ----------------------------
a)
density
b)
solubility
c)
gravity
d)
boiling point
52.
The diagram below shows a chromatogram obtained when a sample X was analysed together with four other known dyes P, Q, R and S. Dye Q was known to cause cancer. Which of the following dye(s) is/are safe for use?
a)
P only
b)
S only
c)
P and S
d)
P and X
53.

A substance is soluble if it can be dissolved.


In paper chromatography, the most soluble solute _____________________ .

a)

does not move from the start point

b)

stays closest to the start point

c)

travels furthest away from the start point

d)

can be found in the middle of the chromatogram

54.

Which mixture can be separated using a filter?

a)

sand and iron filings

b)

saltwater

c)

sand and water

d)

none of the above

55.

Match the following

a)

Sieving

1.

Separate large solids from small solids

b)

Filtration

2.

Separate insoluble solid from a liquid

c)

Evaporation

3.

Separate a soluble solid from a liquid

d)

Distillation

4.

Separates mixtures of liquids by boiling

e)

Chromatography

5.

Separate mixtures by solubility

56.

Match the following

a)

Separating sand from water

1.

Filtration

b)

Separating oil from water

2.

Decantation

c)

Separating different size pebbles

3.

Sieving

d)

Separate salt from salt water

4.

Evaporation

57.

How can I increase the surface area of a solute I want to dissolve?

a)

Break it into smaller pieces

b)

Stir faster

c)

Increase the temperature

58.
The pH scale is a range from:
a)
1-7
b)
0-14
c)
1-5
d)
1-20
59.
A(n) _______ is a substance with a pH greater than 7.
a)
Base
b)
Acid
c)
Buffer
d)
Water
60.
According to the pH range which substance is more acidic than lemon juice
a)
Hydrochloric acid
b)
cabbage
c)
milk
61.
Bleach is a strong base, what is the pH level of bleach?
a)
13
b)
14
c)
1
d)
2
62.
Blue Color: Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
63.
Density: Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
64.
Flammability (burns): Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
65.
Reacts with Acid: Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
66.

What is a physical property of these strawberries?

a)

Red

b)

Rotten

c)

Flammable

67.
a copper penny turning greenish after a few years.
a)
Chemical Change
b)
Physical Change
68.

Determine if the following is a physical or chemical property

Categorize the following

Solubility

Ductility

Density

Tarnish

Oxidation

Combustion

pH

Physical Property
Chemical Property
69.

Determine if the following is a physical or chemical change.

Categorize the following

A paper is ripped in half

Salt is dissolved in water

A silver chain tarnishes

Vinegar reacts with baking soda.

A metal pan rusts

Physical Change
Chemical Change
70.

The pictures shows a​ (a)   of ​ (b)   It is ​ (c)   .

Choose from the below words
mixture
pure substance
elements.
compounds.
heterogeneous
homogeneous
71.

The picture is of a ​ (a)   . It is made of ​ (b)   .

Choose from the below words
pure substance
compounds
mixture
elements
elements and compounds
72.
On the chromatogram given -------------- is mixture.
a)
red
b)
orange
c)
green
d)
black
73.

Here is chromatography of markers with the paper placed in water. What is true.

a)

Blue dissolves best in water.

b)

Yellow dissolves best in water.

c)

Green dissolves best in water.

d)

Pink dissolves best in water