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PS.2-4 Review

Total questions: 142

Worksheet time: 2hrs 24mins

Name
Class
Date
1.

Which scientist is credited with the discovery of the electron?

a)

Niels Bohr

b)

J.J. Thomson

c)

Ernest Rutherford

d)

James Chadwick

2.

What is the atomic number of carbon?

a)

6

b)

8

c)

12

d)

14

3.

According to the kinetic molecular theory, what happens to the particles of a gas when the temperature increases?

a)

They move slower

b)

They move faster

c)

They stop moving

d)

They move at the same speed

4.

Who proposed the planetary model of the atom?

a)

J.J. Thomson

b)

Niels Bohr

c)

John Dalton

d)

Dmitri Mendeleev

5.

Which element is located in Group 1 and Period 2 of the periodic table?

a)

Lithium

b)

Sodium

c)

Potassium

d)

Hydrogen

6.

What is the main idea of the kinetic molecular theory?

a)

Atoms are indivisible

b)

Matter is made up of particles in constant motion

c)

Electrons orbit the nucleus in fixed paths

d)

Elements are arranged by atomic mass

7.

Which subatomic particle has a positive charge?

a)

Electron

b)

Proton

c)

Neutron

d)

Positron

8.

What is the symbol for the element with atomic number 8?

a)

O

b)

C

c)

N

d)

F

9.

In the kinetic molecular theory, what is the relationship between temperature and kinetic energy?

a)

Directly proportional

b)

Inversely proportional

c)

No relationship

d)

Exponentially proportional

10.

Which model of the atom was proposed by John Dalton?

a)

Plum pudding model

b)

Solid sphere model

c)

Nuclear model

d)

Quantum mechanical model

11.

What happens to the pressure of a gas if the volume decreases while the temperature remains constant, according to the kinetic molecular theory?

a)

Pressure increases

b)

Pressure decreases

c)

Pressure remains the same

d)

Pressure becomes zero

12.

Which scientist is known for the gold foil experiment?

a)

Niels Bohr

b)

J.J. Thomson

c)

Ernest Rutherford

d)

James Chadwick

13.

What is the chemical symbol for sodium?

a)

Na

b)

S

c)

N

d)

So

14.

According to the kinetic molecular theory, what is the effect of increasing the number of gas particles in a container at constant volume and temperature?

a)

Pressure increases

b)

Pressure decreases

c)

Pressure remains the same

d)

Volume increases

15.

What is the charge of a neutron?

a)

Positive

b)

Negative

c)

Neutral

d)

Variable

16.

Which of the following particles is not found in the nucleus of an atom?

a)

Proton

b)

Neutron

c)

Electron

d)

Quark

17.

Which subatomic particle has a positive charge?

a)

Electron

b)

Neutron

c)

Proton

d)

Positron

18.

What does the atomic number of an element represent?

a)

The number of protons in the nucleus

b)

The number of neutrons in the nucleus

c)

The total number of protons and neutrons in the nucleus

d)

The total number of protons and electrons in an atom

19.

What is the charge of a proton?

a)

Negative

b)

Positive

c)

Neutral

d)

Variable

20.

How can you determine the number of neutrons in an atom if you know its atomic number and mass number?

a)

Subtract the atomic number from the mass number

b)

Add the atomic number to the mass number

c)

Multiply the atomic number by the mass number

d)

Divide the mass number by the atomic number

21.

Which of the following is true about isotopes?

a)

They have different atomic numbers but the same mass number

b)

They have the same atomic number but different mass numbers

c)

They have different numbers of electrons but the same number of protons

d)

They are always ions

22.

What do atoms of the same periodic group have in common?

a)

They have the same atomic number.

b)

They have the same chemical symbols.

c)

The have similar chemical properties.

d)

They have the same atomic mass.

23.
A horizontal row of elements in the periodic table.
a)
column
b)
group
c)
period
24.
Where are the non-metallic elements found in the periodic table?
a)
In the middle
b)
In the top rows
c)
On the left-hand side
d)
On the right-hand side
25.
The vertical rows of the periodic table, also called families
a)
Groups
b)
Periods
c)
Rows
26.

Where are the non-metals found in the periodic table?

a)
In the middle
b)
In the top rows
c)
On the left-hand side
d)
On the right-hand side
27.
A slower particle has a lower energy than an identical, faster particle.
a)
True
b)
False
28.
Rank the following samples from greatest kinetic energy of the molecules to least kinetic energy of the molecules:
a)
A > B > C > D
b)
B > A > C > D
c)
B > A > D > C
d)
D > C > B > A
29.
Which of the following properties cannot be explained by the kinetic theory of particle?
a)
Density
b)
Compressibility 
c)
Shape
d)
Colour
30.
Which state of matter has molecules that slide past each other but stay close together? They do not form a regular pattern.
a)
solid
b)
liquid
c)
gas
31.

If the diagram show the particles of a single substance, which of the states in the diagram represents a liquid?

a)

state A

b)

state B

c)

state C

d)

state A and B

32.
In which of these do particles move slowest?
a)
matter
b)
gas
c)
liquid
d)
solid
33.

What phase of matter exists in part D of the graph?

a)

Gas

b)

Liquid

c)

Solid

d)

Plasma

34.
Which model of matter is most likely a liquid? 
a)
A
b)
B
c)
C
35.

Match the term to the statement

a)

proton

1.

positive charge

b)

neurton

2.

neutral charge

c)

electron

3.

negative charge

36.

Physical properties....

a)

change the matter when studied

b)

can be observed and measured without changing the matter being studied

c)

include the ability to burn and rust

d)

are useless unless studied in a lab

37.

______________________ 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

38.

Flammability means the ability to _______ and is a _________ property.

a)

melt; chemical

b)

rust; physical

c)

change; physical

d)

burn; chemical

39.
Which of the following is not a chemical property? 
a)
rusting 
b)
boiling 
c)
rotting 
d)
burning 
40.
Which one of these is a chemical property?
a)
melting point
b)
boiling point
c)
color
d)
flammability
41.
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
42.

All of the following are examples of physical properties EXCEPT

a)

Density

b)

Heat conductivity

c)

pH (acidic or basic)

d)

Boiling point

43.

Which of the following is a chemical property of water?

a)

Reacts with pure sodium

b)

Boils at 100 oC

c)

Is liquid at room temperature

d)

Has a density of 1 gm/mL

44.

Choose the one that is a chemical property

a)

Magnetism

b)

Size

c)

Color

d)

Reactivity with water

45.

What is the outcome of observing a chemical property?

a)

Nothing

b)

A new substance is formed with different properties

c)

NaCl

d)

A rise in thermal conductivity

46.
Blue Color: Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
47.
Flammability (burns): Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
48.
Solubility (dissolves): Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
49.
Which one of these is a chemical property?
a)
melting point
b)
boiling point
c)
color
d)
flammability
50.

The chemical bond between a non-metal and another non-metal will be a ________ bond.

a)

metal

b)

ionic

c)

covalent

d)

polar

51.

The chemical bond between a metal and a non-metal will be a _____ bond.

a)

metal

b)

ionic

c)

covalent

d)

polar

52.
Where are the nonmetals located on the periodic table? 
a)
Blue
b)
Red
c)
Green
53.

Conducts electricity well when melted or dissolved

a)

Ionic compounds

b)

Covalent compounds

54.

Poor electrical conductivity

a)

Ionic compounds

b)

Covalent compounds

55.

In covalent bonding, valence electrons are ______.

a)

shared

b)

transferred

c)

destroyed

56.

In ionic bonding, valence electrons are _______.

a)

shared

b)

transferred

c)

destroyed

57.
__Na + __Cl2 --> __NaCl
a)
1,1,2
b)
2,1,2
c)
2,1,1
d)
already balanced
58.
__H2O2 --> __H2O + __O2
a)
already balanced
b)
2,1,1
c)
2,2,1
d)
2,1,2
59.
__NaClO3 --> __NaCl + __O2
a)
2,2,2
b)
2,2,3
c)
3,2,2
d)
1,2,3
60.
Balance this equation:
MgCl2 --> Mg4+ Cl2
a)
It's already balanced.
b)
4MgCl2 --> Mg4+ 4Cl2
c)
4MgCl2 --> Mg4+ 5Cl2
61.

Is the following reaction balanced?

Ca+CuF2→CaF2+CuCa+CuF_2\rightarrow CaF_2+Cu  

a)

Yes

b)

No

62.

How many HCl molecules do you need to balance this equation?

2Mg + ​ (a)   HCl ---> 2MgCl2 + 2H2

Choose from the below words
4
1
2
3
63.

What coefficient should be used to make the following equation balanced?

N2+O2--> __?__NO

a)

1

b)

2

c)

3

d)

4

64.

What does the number 3 represent in 4NH3?

a)

Subscript

b)

Superscript

c)

Coefficient

65.

What does the number 4 represent in 4NH3?

a)

Subscript

b)

Superscript

c)

Coefficient

66.

How many Nitrogen (N) atoms are in 4NH3?

a)

4

b)

1

c)

3

d)

12

67.

How many Hydrogen (H) atoms are in 4NH3?

a)

4

b)

1

c)

3

d)

12

68.

Where are the halogens located?

A
B
C
D
E
F
G
69.

Where are the transition metals located?

A
B
C
D
E
F
G
70.

Where are the alkaline Earth metals located?

A
B
C
D
E
F
G
71.

Where are the Noble gases located?

A
B
C
D
E
F
G
72.

Where are the rare Earth metals (lanthanide series) located?

A
B
C
D
E
F
G
73.

Where are the halogens located?

A
B
C
D
E
F
G
74.

Where are the transition metals located?

A
B
C
D
E
F
G
75.

Where are the alkaline Earth metals located?

A
B
C
D
E
F
G
76.

Where are the Noble gases located?

A
B
C
D
E
F
G
77.

Where are the rare Earth metals (lanthanide series) located?

A
B
C
D
E
F
G
78.

Where are the alkali metals located?

A
B
C
D
E
F
79.

Which family group may have differing numbers of valence electrons?

a)

transition metals

b)

alkali metals

c)

halogens

d)

actinide series

80.

Which family group is very reactive and pure forms are two atoms bonded to each other?

a)

transition metals

b)

alkali metals

c)

halogens

d)

actinide series

81.

Which family group is always radioactive?

a)

transition metals

b)

alkali metals

c)

halogens

d)

actinide series

82.

Who developed the first periodic table?

a)

Mendelev

b)

Einstein

c)

Newton

d)

Galileo

83.

What are Group 18 elements known as?

a)

Halogens

b)

Oxygen Family

c)

Nitrogen Family

d)

Noble Gases

84.

What are Group 17 elements known as?

a)

Halogens

b)

Oxygen Family

c)

Nitrogen Family

d)

Noble Gases

85.

What are Group 16 elements known as?

a)

Halogens

b)

Oxygen Family

c)

Nitrogen Family

d)

Noble Gases

86.

What are Group 15 elements known as?

a)

Halogens

b)

Boron Family

c)

Nitrogen Family

d)

Carbon Family

87.

What are Group 14 elements known as?

a)

Halogens

b)

Boron Family

c)

Nitrogen Family

d)

Carbon Family

88.

What are Group 13 elements known as?

a)

Halogens

b)

Boron Family

c)

Nitrogen Family

d)

Carbon Family

89.

What are Group 2 elements known as?

a)

Alkali metals

b)

Transition elements

c)

Alkaline earth metals

d)

Inner transition elements

90.

When an object changes shape when struck by a hammer it is said to be...

a)

luster

b)

malleable

c)

brittle

d)

ductile

91.
I have an object that is dull, brittle, and an insulator, what is it?
a)
metalloid
b)
non-metal
c)
metal
d)
matter
92.
Luster is ___________
a)
A.  the way light is reflected off a surface.
b)
A.  how well a piece of matter conducts electricity. 
c)
A.  the capability of being drawn out into thin wires or threads.
d)
A.  the capability of being hammered out thin.
93.

Measures volume

a)

Barometer

b)

Graduated cylinder or beaker

c)

Hydrometer

d)

Balance

94.

Measures mass

a)

balance

b)

graduated cylinder

c)

scale

d)

barometer

95.

Measures gravitational pull...which is weight.

a)

balance

b)

beaker

c)

scale

d)

hydrometer

96.

Bends light to make distant objects seem larger.

a)

Refractor telescope

b)

Reflector Telescope

c)

Microscope

d)

Magnifying glass

97.

Measures direction using earth's magnetic field, or shows direction on a map.

a)

Scale

b)

Compass

c)

Legend

d)

Ruler

98.

Which unit measures volume?

a)

Milliliters

b)

Tons

c)

Yards

d)

Grams

99.

Which unit measures length?

a)

Kilograms

b)

Meters

c)

Quarts

d)

Milliliters

100.

What is the SI base unit for mass?

a)

meter (m)

b)

square meter (m2)

c)

kilogram (kg)

d)

cubic meter (m3)

101.

What is the SI base unit for time?

a)

meter (m)

b)

hours (kg)

c)

minutes (m)

d)

seconds (s)

102.

What is the SI derived unit for density?

a)

meter (m)

b)

square meter (m2)

c)

kilograms/cubic meter (kg/m3)

d)

pounds (lb)

103.

What is the SI derived unit for area?

a)

meter (m)

b)

square meter (m2)

c)

kilograms/cubic meter (kg/m3)

d)

square feet (ft2)

104.

What is the SI base unit for length?

a)

meter (m)

b)

square meter (m2)

c)

kilograms (kg)

d)

inches (in)

105.

What is the SI derived unit for volume?

a)

meter (m)

b)

square meter (m2)

c)

gallon

d)

cubic meter (m3)

106.
Mass
a)
A measure of how much matter is in an object
b)
A substance made of two or more elements chemically combined in a specific ration, or proportion.
c)
One or more substances combine or break apart to form new substances.
d)
A characteristic of a substance that describes its ability to change into different substances.
e)
The basic particle from which all elements are made; the smallest particle of an element that has the properties of that element
107.
Density
a)
The measurement of how much mass of a substance is contained in a given volume
b)
A substance made of two or more elements chemically combined in a specific ration, or proportion.
c)
One or more substances combine or break apart to form new substances.
d)
A characteristic of a substance that describes its ability to change into different substances.
e)
The basic particle from which all elements are made; the smallest particle of an element that has the properties of that element
108.
Volume
a)
Amount of space that matter occupies
b)
A substance made of two or more elements chemically combined in a specific ration, or proportion.
c)
One or more substances combine or break apart to form new substances.
d)
A characteristic of a substance that describes its ability to change into different substances.
e)
The basic particle from which all elements are made; the smallest particle of an element that has the properties of that element
109.
Mass
a)
A measure of how much matter is in an object
b)
A substance made of two or more elements chemically combined in a specific ration, or proportion.
c)
One or more substances combine or break apart to form new substances.
d)
A characteristic of a substance that describes its ability to change into different substances.
e)
The basic particle from which all elements are made; the smallest particle of an element that has the properties of that element
110.
Put the liquids in order from most dense to least dense?
a)
4, 3, 2, 1
b)
1, 2, 3, 4
c)
3, 4, 2, 1, 
d)
4, 3, 1, 2
111.

What coefficient should be used to make the following equation balanced?

N2+O2--> __?__NO

a)

1

b)

2

c)

3

d)

4

112.

You will find the coefficient at the (a)   of the compound.

113.

Subscripts are found to the ______ _____ of each element.

(a)  

114.

What are the steps to count atoms then balance chemical Equations

a)

Write S x C and each element

b)

Make line breaks at yield sign and plus signs.

c)

Ask, are both sides equal?

d)

Ask, which side is bigger?

e)

Ask, is each element balanced on both sides.

1)
2)
3)
4)
5)
115.
What is the atomic number?
a)
the number of protons
b)
the number of protons and neutrons
c)
the number of neutrons
d)
the number of protons and electrons
116.
What is the mass number defined as?
a)
the number of protons
b)
the number of protons and neutrons
c)
the number of neutrons
d)
the number of protons and electrons
117.
What is the atomic number of this atom?
a)
1
b)
3
c)
4
d)
7
118.

What is the mass number of this atom?

a)

1

b)

3

c)

4

d)

7

119.

The fluorine atom has an atomic number of

a)

19

b)

9

120.

What is the mass number and atomic number ?

a)

Mass number = 7, atomic number = 14

b)

Mass number = 14, atomic number = 7

121.

Which subatomic particle has a negative charge in the atom?

a)

proton

b)

neutron

c)

electron

d)

quark

122.

How many electrons are in an atom with an atomic number of 50?

a)

5

b)

8

c)

50

d)

2

123.
Identify the parts of the periodic table element shown.
a)

Atomic Number

b)

Element Symbol

c)

Element Name

d)Average Atomic Mass
e)Mass Number
f)Isotope Number
1
2
3
4
1)
2)
3)
4)
124.

Drag the correct term over the question mark.

a)

Mass Number

b)

Identity Number

c)

Atomic Number

d)

Periodic Number

1
1)
125.

What is the Atomic Number of this Element

a)

7

b)

3

c)

4

d)

1

126.

What does the 1.00794 stand for?

a)

mass number

b)

atomic number

c)

average atomic mass

d)

number of protons

127.

100 cm = 1 m.

What conversion factor would be used to convert 120 centimeters into meters?

a)

120 cm1 m\frac{120\ cm}{1\ m}  

b)

1 m120 cm\frac{1\ m}{120\ cm}  

c)

 100 cm1 m\ \frac{100\ cm}{1\ m}  

d)

100 m1 cm\frac{100\ m}{1\ cm}  

e)

1 m100 cm\frac{1\ m}{100\ cm}  

128.

What is the main characteristic of a chemical change?

a)

Change in state

b)

Change in color

c)

Formation of a new substance

d)

Change in size

129.
Density: Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
130.
The pH scale is a range from:
a)
1-7
b)
0-14
c)
1-14
d)
1-20
131.
A(n) ______ is a substance with a pH less than 7
a)
Acid
b)
Alkaline
c)
Base
d)
Buffer
132.
A(n) _______ is a substance with a pH greater than 7.
a)
Base
b)
Acid
c)
Buffer
d)
Water
133.
What is the only substance with a neutral pH of 7?
a)
Milk
b)
Orange Juice
c)
Water
d)
Blood
134.
Bleach is a strong base, what is the pH level of bleach?
a)
13
b)
14
c)
1
d)
2
135.
What is the picture displayed?
a)
atom
b)
element
c)
molecule
d)
compound
136.
What is the picture displayed?
a)
atom
b)
element
c)
molecule
d)
compound
137.

This diagram represents...

a)

An element

b)

A molecule

c)

A compound

d)

A mixture of elements and compounds

138.
What is the picture displayed?
a)
Atom
b)
Element
c)
Molecule
d)
Compound
139.

Which is a pure substance?

a)
b)
c)
d)
140.

What is this?

a)

Atoms of an element

b)

Mixture

c)

Compound

d)

Molecules

141.

What is this?

a)

Atoms of an element

b)

Compounds

c)

Molecules of an element

d)

Mixture

142.

This is a

a)

Pure Substance

b)

Molecule

c)

Compound

d)

Mixture

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