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Chemistry Part 1 Review

Total questions: 121

Worksheet time: 6hrs 16mins

Name
Class
Date
1.
Which subatomic particle has a positive (+) charge?
a)
Neutron
b)
Proton
c)
Electron
2.
True or False - Protons and Neutrons have about the same mass.
a)
True - They have about the same mass
b)
False - They do not have about the same mass
3.
Which subatomic particle has a negative (-) charge?
a)
Proton
b)
Electron
c)
Neutron
4.
Which subatomic particle has a neutral or no charge?
a)
Proton
b)
Electron
c)
Neutron
5.
Where is the nucleus located in an atom?
a)
Near the electron shells/levels
b)
Near the center of an atom
6.
Which two subatomic particles make up the nucleus of an atom?
a)
Protons and Electrons
b)
Neutrons and Electrons
c)
Electrons and Protons
d)
Protons and Neutrons
7.
Where are the Electrons found in the structure of an atom?
a)
In the nucleus
b)
In spaces around the nucleus
8.
The subatomic particles in green are...
a)
Protons
b)
Neutrons
c)
Electrons
9.
How many electron shells/levels does this atom have?
a)
1
b)
2
c)
3
d)
4
10.
How many protons does this atom have?
a)
3
b)
6
c)
4
d)
2
11.
How many electrons does this picture show?
a)
4
b)
5
c)
6
d)
3
12.

The mass of an atom is

a)

equal to the number of protons

b)

the protons + electrons

c)

the protons + neutrons

d)

the protons + neutrons + electrons

13.

Which particle identifies the identity of the atom

a)

protons

b)

neutrons

c)

electrons

d)

protons and electrons

14.
How many protons does an O2 atom have?
a)
8
b)
24
c)
16
d)
When is lunch? 
15.
This subatomic particle has almost no mass. 
a)
electrons
b)
protons 
c)
neutrons 
d)
sigrons 
16.
H is the chemical symbol for which element?
a)
Helium
b)
Hydrogen
c)
Mercury
17.
Na is the chemical symbol for which element? 
a)
Sodium
b)
Nitrogen
c)
Neon
18.
K is the chemical symbol for which element? 
a)
Krypton
b)
Potassium
c)
Knox
19.
Ca is the chemical symbol for which element? 
a)
Carbon
b)
Chlorine
c)
Calcium
20.
Fe is the chemical symbol for which element? 
a)
Freon
b)
Iron
c)
Flourine
21.
C is the chemical symbol for which element? 
a)
Calcium
b)
Chlorine
c)
Carbon
22.
N is the chemical symbol for which element? 
a)
Sodium
b)
Nitrogen
c)
Nickel
23.
O is the chemical symbol for which element? 
a)
Osmium
b)
Odell
c)
Oxygen
24.
Si is the chemical symbol for which element? 
a)
Silicon
b)
Sodium
c)
Sulfur
25.
He is the chemical symbol for which element? 
a)
Heehaw
b)
Helfion
c)
Helium
26.
The chemical symbol for hydrogen is
a)
Hy
b)
He
c)
H
27.
The chemical symbol for sodium is
a)
S
b)
So
c)
Na
28.
The chemical symbol for potassium is
a)
Po
b)
K
c)
Ko
29.

The chemical symbol for calcium is

a)

C

b)

Ca

c)

Na

30.
The chemical symbol for iron is
a)
I
b)
Fi
c)
Fe
31.
The chemical symbol for carbon is
a)
C
b)
Ca
c)
Na
32.
The chemical symbol for nitrogen is
a)
N
b)
Ni
c)
Na
33.
The chemical symbol for oxygen is
a)
Ox
b)
Pa
c)
O
34.
The chemical symbol for silicon is
a)
S
b)
Sa
c)
Si
35.
The chemical symbol for helium is
a)
H
b)
He
c)
Ha
36.

Which letter represents the element's name?

a)

a

b)

b

c)

c

d)

d

37.

Which letter represents the element's atomic number?

a)

a

b)

b

c)

c

d)

d

38.

Which letter represents the element's atomic mass?

a)

a

b)

b

c)

c

d)

d

39.

Which letter represents the element's symbol?

a)

a

b)

b

c)

c

d)

d

40.

How are elements organized in the Periodic Table?

a)

Elements are ordered by atomic weight

b)

Elements are ordered by atomic number

c)

Elements are arranged alphabetically

d)

Elements are grouped color

41.

The image shows a portion of the periodic table. What does the shaded region represent?

a)

A family or group

b)

Metals only

c)

Metalloids only

d)

A period

42.

The image shows a portion of the periodic table. What does the shaded region represent?

a)

A family or group

b)

Metals only

c)

Nonmetals only

d)

A period

43.

What is illustrated in this photo?

a)

Metals

b)

Nonmetals

c)

Metalloids

d)

Noble Gasses

44.

Using the periodic table as a reference, which group of elements has similar chemical properties?

a)

C, N, O, F

b)

Mg, Ca, Sr, Ba

c)

B, Si, As, Te

d)

Na, Mg, K, Ca

45.

The diagram shows a model of an atom of a particular element. Which element is represented by the model?

a)

Helium (He)

b)

Beryllium (Be)

c)

Carbon (C)

d)

Magnesium (Mg)

46.

The diagram shows a model of an atom of a particular element. Which element is represented by the model?

a)

Helium (He)

b)

Lithium (Li)

c)

Carbon (C)

d)

Magnesium (Mg)

47.

The diagram shows a model of an atom of a particular element. Which element is represented by the model?

a)

Helium (He)

b)

Be (Beryllium)

c)

Carbon (C)

d)

Magnesium (Mg)

48.

Name this group: These metals are the most reactive.

a)
b)
c)
d)
49.
Which element has an atomic number of 1?
a)
Lithium
b)
Oxygen
c)
Hydrogen
d)
Francium
50.
Which element has an Atomic Number of 10?
a)
Neon (Ne)
b)
Calcium (Ca)
c)
Gold (Au)
d)
Potassium (K)
51.
Carbon has 6 protons. Carbon has an atomic mass of 12. How many neutrons does Carbon have?
a)
12
b)
0
c)
2
d)
6
52.
A compound is...
a)
atoms of more than 1 element bonded together.
b)
a type of atom.
c)
when you combine Hydrogen with something.
d)
the largest element.
53.
CO2 (Carbon Dioxide) is a compound. What 2 elements are found in this compound?
a)
Calcium, Oxygen
b)
Chlorine, Osmium
c)
Carbon, Oxygen
d)
Silicon, Osmium
54.
What two elements are found in table salt (NaCl)?
a)
Nitrogen and Carbon
b)
Sodium and Chlorine
c)
Hydrogen and Chlorine
d)
Calcium and Nickel 
55.
How many neutrons does Argon have in it's nucleus?
a)
39.948
b)
58
c)
22
d)
18
56.
Calculate the atomic weight/mass of an atom with:
11 protons
10 neutrons
11 electrons
a)
11
b)
21
c)
22
d)
10
57.
A section of the Periodic Table of Elements is provided. What is the chemical symbol for magnesium?
a)
12
b)
Mg
c)
24.31
d)
Magnesium
58.
In order for me to find the number of neutrons, I must round the atomic mass and then do what?
a)
atomic number-atomic mass
b)
atomic number x atomic mass
c)
atomic mass + atomic number
d)
atomic mass - atomic number
59.
How many neutrons does this atom have?
a)
2.5
b)
5
c)
6
d)
10.81
60.
How many protons does this atom have?
a)
2.5
b)
6
c)
5
d)
10.811
61.
How many Electrons
a)
2.5
b)
5
c)
6
d)
10.81
62.

Which period is Oxygen found in?

a)

Period 1

b)

Period 2

c)

Period 3

d)

Group 16

63.

Which Period is Gold (Au) found in?

a)

Group 11

b)

Group 6

c)

Period 11

d)

Period 6

64.

Which element is found in Period 4, Group 8?

a)

Iron

b)

Oxygen

c)

Nickel

d)

Silver

65.
A substance that contains only one type of atom is a(n)
a)
compound
b)
element
c)
heterogeneous mixture
d)
homogeneous mixture
66.
A mixture that appears to be evenly mixed throughout:
a)
an atom
b)
a compound
c)
a homogeneous mixture
d)
a heterogeneous mixture
67.

A mixture that does NOT appear to be evenly mixed throughout is ______.

a)

an atom

b)

a compound

c)

a homogeneous mixture

d)

a heterogeneous mixture

68.
If an unknown substance CANNOT be broken down into simpler substances, it is 
a)
a compound
b)
an element
c)
a homogeneous mixture
d)
a heterogeneous mixture
69.
Two classifications of a pure substance are
a)
homogeneous and heterogeneous
b)
atoms and elements
c)
elements and compounds
d)
solutions and colloids
70.

Is salt (NaCI) a compound or an element?

a)

Compound

b)

element

71.

Two or more physically combined substances form

a)

a compound.

b)

an acid.

c)

an element.

d)

a mixture.

72.

What is an example of a mixture?

a)

Table salt

b)

Water

c)

Oxygen

d)

Air

73.

A substance that contains only one type of atom is a(n)

a)

compound

b)

element

c)

heterogeneous mixture

d)

homogeneous mixture

74.

A compound is made of ________ atoms.

a)

big

b)

similar

c)

different

75.
Carbon Dioxide is a ______ 
a)
compound 
b)
element 
c)
mixtures 
d)
Battle of Bunker Hill 
76.
Salt is a _________. 
a)
compound 
b)
element 
c)
mixture 
77.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture of elements
d)
mixture of compounds
78.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
79.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
80.

The smallest unit of an element is

a)

a compound.

b)

a molecule.

c)

an atom.

d)

a mixture.

81.

Which of the following is a mixture?

a)

oxygen

b)

gold

c)

sand

d)

water

82.

A substance that cannot be broken down into any other substance by ordinary chemical means is called

a)

a molecule.

b)

a mixture.

c)

an element.

d)

a compound.

83.
Look at the periodic table that is provided. Where would nonmetals be located? 
a)
to the left of the table 
b)
to the right of the table 
c)
in the zigzag line 
84.
Look at the periodic table that is provided. Where would metals be located? 
a)
to the left of the table 
b)
to the right of the table 
c)
in the zigzag line 
85.

Elements in the shaded area can best be described as -

a)

Malleable

b)

Brittle

c)

Dull

d)

Insulators

86.
Anytime you see the word SEMICONDUCTOR - what substance do you have?
a)
Metal
b)
Nonmetal
c)
Metalloid
87.
Iron is a good conductor, malleable and magnetic. What type of element is Iron? 
a)
Metal
b)
Nonmetal
c)
Metalloid
d)
Pretty
88.
Which of the following is a good conductor of heat?
a)
Metal
b)
Nonmetal
c)
Metalloid
89.
Which of these is a property of metals?
a)
It's malleable
b)
It can't conduct electricity
c)
They are used in food
d)
It's very brittle
90.
a)

Metal

b)

Nonmetal

c)

Metalloid

91.
a)

Metal

b)

Nonmetal

c)

Metalloid

92.
a)

Metal

b)

Nonmetal

c)

Metalloid

93.
a)

Metal

b)

Nonmetal

c)

Metalloid

94.
a)

Metal

b)

Nonmetal

c)

Metalloid

95.
a)

Metal

b)

Nonmetal

c)

Metalloid

96.
a)

Metal

b)

Nonmetal

c)

Metalloid

97.
All of these properties describe metals except...
a)
malleable
b)
conductors
c)
brittle 
d)
shiny
98.

What does the underlined portion represent?


The amount of food I eat at a restaurant vs the cost of the check

a)

Independent

b)

Dependent

99.

What does the underlined portion represent?


The amount of food I eat at a restaurant vs the cost of the check

a)

Independent

b)

Dependent

100.

On a graph, which axis shows the dependent variable?

a)

x-axis

b)

y-axis

101.

On a graph, which axis shows the independent variable?

a)

x-axis

b)

y-axis

102.

Select the correct independent and dependent parts of the graph .

(choose 2 answers)

a)

The independent variable is distance

b)

The independent variable is time

c)

The dependent variable is distance

d)

The dependent variable is time

103.

Molly harvests mushrooms in the forests of Oregon and then sells them to local restaurant chefs. The greater the weight of the mushrooms, the greater their value.

w = the weight of the mushrooms

v = the value of the mushrooms

a)

v is the independent variable and w is the dependent variable

b)

w is the independent variable and v is the dependent variable

104.

A team from the Department of Public Works is painting lines of the freeway. The number of hours needed to finish the project depends on the length of road that needs to be lined.


h = the number of hours needed

r = the length of road

a)

h is the independent variable and r is the dependent variable

b)

r is the independent variable and h is the dependent variable

105.

Zach and his friends are at an arcade and are redeeming their tickets for prizes. The number of prizes they can get is calculated based on how many tickets they have won.

p = the number of prizes the friends can get

t = the number of tickets the friends have won

a)

t is the independent variable and p is the dependent variable

b)

p is the independent variable and t is the dependent variable

106.
How many Elements are in the compound C2H8O ?
a)
2
b)
1
c)
3
d)
0
107.
How many Chlorine are in MgCl2?
a)
2
b)
1
c)
3
108.

How many atoms of hydrogen are in this compound?

a)

1

b)

2

c)

3

d)

4

109.

How man atoms of carbon are there?

a)

1

b)

2

c)

3

d)

4

110.

How many atoms of Iron are in this compound?

a)

1

b)

2

c)

3

d)

4

111.

How many atoms of hydrogen are in

C6H12O6

a)

6

b)

12

c)

18

d)

2

112.

Select the chemical formula for this molecule?

a)

B1F3

b)

BF

c)

BF3

d)

FB

113.

What is the chemical formula for this molecule?

a)

H1F2

b)

H1F1

c)

HF

d)

HeF

114.

What is the chemical formula for this molecule?

a)

H1O2

b)

H1O1

c)

HO

d)

H2O2

115.

What is the chemical formula for this molecule?

a)

N2He4

b)

NeH3

c)

N2H4

d)

N2H2

116.

How many elements are in this chemical formula?

H2SO4H_2SO_4  

a)

1

b)

2

c)

3

d)

4

117.

What elements are represented in this chemical formula? Fe2O3Fe_2O_3  

a)

Iron, Oxygen

b)

Francium, Europium, Oxygen

c)

Ferrium, Oxygen

d)

Berylium, Oxygen

118.

Which of the following is a molecule of a compound?

a)

H2H_2

b)

Cl2Cl_2

c)

H2OH_2O

d)

F2F_2

119.

Which chemical formula correctly displays 1 atom of nickel and 2 atoms of Fluorine?

a)

niF2

b)

NIF2

c)

Ni1F2

d)

NiF2

120.

How many elements are in this chemical formula? NaHCO3NaHCO_3  

a)

1

b)

2

c)

3

d)

4

121.
How many Oxygen are in H2O?
a)
1
b)
2
c)
0
d)
4

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