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WorksheetsNine Weeks Test Review
Total questions: 100
Worksheet time: 33mins
Name
Class
Date
1.
What part of the pizza takes up about one half of the pie?
a)
cheese
b)
crust
c)
mushrooms
d)
tomato sauce
2.
What percents of the pizza does sausage take up?
a)
5%
b)
8%
c)
13%
d)
25%
3.
What part of the pizza takes up about one-fourth of the pie?
a)
cheese
b)
crust
c)
mushrooms
d)
tomato sauce
4.
How many degrees celsius does this thermometer show?
a)
25°
b)
19°
c)
29°
d)
30°
5.
What is the basic unit for length?
a)
gram
b)
meter
c)
liter
d)
seconds
6.
What is the basic unit for mass?
a)
gram
b)
meter
c)
liter
d)
seconds
7.
What is the basic unit for time?
a)
gram
b)
meter
c)
liter
d)
seconds
8.
What is the basic unit for volume?
a)
gram
b)
meter
c)
liter
d)
seconds
9.
What is the basic unit for temperature?
a)
Fahrenheit
b)
Kelvin
c)
Celsius
d)
all of these
10.
When 2610 + 11.7 + 0.22 are added, using sig figs, which answer is correct
a)
2621
b)
2620
c)
2622
d)
2621.92
11.
Divide 123.1 by 13.023 Answer with correct sig figs
a)
9.4525071 (8 significant figures)
b)
9.4525 (5 significant fiures)
c)
9.453 (4 significant figures)
d)
9.45251 (6 signficant figures)
12.
Multiply 13.023 x 123.1 - Answer with correct sig figs
a)
1603.1313 (8 significant figures)
b)
1603.1 (5 significant fiures)
c)
1603 (4 significant figures)
d)
1603.13 (6 signficant figures)
13.
The number of significant figures in the measurement of 45.030 mm is
a)
three
b)
four
c)
five
d)
six
14.
How many significant figures are in the number 0.00208?
a)
three
b)
four
c)
five
d)
six
15.
Which of the following are pure substances?
a)
solutions
b)
compounds
c)
homogenous mixtures
d)
colloids
16.
Which of the following is NOT a pure substance?
a)
milk
b)
oxygen
c)
water
d)
carbon dioxide
17.
Which of the following is malleable?
a)
glass
b)
pottery
c)
ice
d)
gold
18.
When a physical change in a sample occurs, which of the following does NOT change?
a)
shape
b)
temperature
c)
volume
d)
composition
19.
Which of the following is a chemical change?
a)
cutting wood
b)
bending metal
c)
water boiling
d)
coloring hair
20.
Which of the following is a physical change?
a)
sawing wood
b)
burning wood
c)
rust forming on iron fence
d)
copper roof changing color
21.
Which of the following is NOT a clue that a chemical change has occurred?
a)
change in color
b)
production of a gas
c)
formation of a precipitate
d)
change in shape
22.
If the atoms in a substance are spread out to take the shape of their container, it is a
a)
solid
b)
liquid
c)
gas
d)
plasma
23.
If the atoms in a substance are packed very close together in an orderly arrangement, it is a
a)
solid
b)
liquid
c)
gas
d)
plasma
24.
If the atoms in a substance are close together but are more than randomly arranged, it is a
a)
solid
b)
liquid
c)
gas
d)
plasma
25.
The phase change in which a substance changes from a liquid to a solid
a)
condensation
b)
melting
c)
freezing
d)
deposition
26.
The phase change in which a substance changes from a gas to a liquid
a)
condensation
b)
melting
c)
freezing
d)
deposition
27.
In what part of the curve would substance X have a definite shape and a definite volume?
a)
I
b)
II
c)
III
d)
IV
28.
In what part of the curve would substance X have no definite shape or no definite volume?
a)
II
b)
III
c)
IV
d)
V
29.
In what part of the curve would the molecules of the substance be farthest apart?
a)
II
b)
III
c)
IV
d)
V
30.
Which part of the heating curve represents a gas?
a)
II
b)
III
c)
IV
d)
V
31.
Which part of the heating curve represents a liquid?
a)
II
b)
III
c)
IV
d)
V
32.
Which part of the heating curve represents a solid?
a)
I
b)
II
c)
III
d)
IV
33.
Which part of the heating curve represents melting?
a)
I
b)
II
c)
III
d)
IV
34.
Democritus coined the term _____ which means a tiny piece of matter that cannot be divided?
a)
element
b)
atom
c)
electron
d)
molecule
35.
Rutherford’s gold foil experiment provided evidence for which of the following statements?
a)
Negative and positive charges are spread evenly throughout an atom.
b)
Alpha particles have a positive charge.
c)
Gold is not as dense as previously thought.
d)
There is a dense, positively charged mass in the center of an atom.
36.
Who provided evidence for the existence of a nucleus in an atom?
a)
John Dalton
b)
JJ Thomson
c)
Democritus
d)
Rutherford
37.
The number of protons in one atom of an element is that element’s
a)
mass number
b)
balanced charge
c)
atomic number
d)
isotope
38.
To find the number of neutrons in an atom, you would subtract
a)
atomic number from the electron number
b)
atomic number from the mass number
c)
atomic number from the isotope number
d)
isotope number from the atomic number
39.
An iron atom has an atomic mass of 56. if atomic # is 26, How many neutrons does it have
a)
30
b)
56
c)
26
d)
82
40.
Two different isotopes of an element have different
a)
numbers of neutrons
b)
numbers of protons
c)
atomic numbers
d)
numbers of electrons
41.
An atom’s mass number equals the number of
a)
protons plus the number of electrons
b)
protons plus the number of neutrons
c)
protons
d)
neutrons
42.
Oxygen’s atomic number is 8. This means that an oxygen atom has
a)
eight neutrons in its nucleus
b)
total of eight protons and neutrons
c)
eight protons in its nucleus
d)
a total of eight neutrons and electrons
43.
What is the mass number of an element that has 19 protons, 19 electrons, and 20 neutrons?
a)
19
b)
20
c)
39
d)
58
44.
The nucleus of an atom consists of 8 protons and 6 neutrons. How many electrons does it have?
a)
6
b)
8
c)
2
d)
14
45.
The atomic number is always equal to the total number of
a)
neutrons in the nucleus
b)
protons in the nucleus
c)
neutrons plus protons in the atom
d)
protons plus electrons in the atom
46.
Figure 5-1 shows a portion of a blank periodic table. Identify the segments labeled A and B.
a)
A and B are both periods.
b)
A is a period and B is a group.
c)
A and B are both groups.
d)
A is a group and B is a period.
47.
The rows on a periodic table are known as
a)
groups
b)
families
c)
periods
d)
commas
48.
The columns on a periodic table are known as
a)
groups
b)
families
c)
periods
d)
groups and families
49.
What kind of charge does Group 1A have?
a)
+1
b)
-1
c)
0
d)
-7
50.
What kind of charge does Group 2A have?
a)
+2
b)
-2
c)
0
d)
-6
51.
What kind of charge does Group 3A have?
a)
+3
b)
-3
c)
0
d)
+5
52.
What kind of charge does Group 4A have?
a)
+4
b)
-4
c)
0
d)
+4,-4
53.
What kind of charge does Group 5A have?
a)
+3
b)
-3
c)
0
d)
+5
54.
What kind of charge does Group 6A have?
a)
+2
b)
-2
c)
0
d)
-6
55.
What kind of charge does Group 7A have?
a)
+1
b)
-1
c)
0
d)
-7
56.
What kind of charge does Group 8A have?
a)
+1
b)
-1
c)
0
d)
-7
57.
Which Group on the Period Table are the most abundant element in the Earth’s crust
a)
Boron Family
b)
Carbon Family
c)
Nitrogen Family
d)
Oxygen Family
58.
Which Group on the Period Table contain the element that is in most of the body’s compounds?
a)
Boron Family
b)
Carbon Family
c)
Nitrogen Family
d)
Oxygen Family
59.
Which Group on the Period Table are called the “salt formers”
a)
alkaline earth metals
b)
alkali metals
c)
halogens
d)
noble gases
60.
the predictable pattern of repeating properties in the periodic table
a)
halogen
b)
periodic law
c)
row
d)
family
61.
How many electrons does the 3rd energy level hold?
a)
2
b)
6
c)
8
d)
18
62.
How many electrons does the 1st energy level hold?
a)
2
b)
6
c)
8
d)
18
63.
How many electrons does the 2nd energy level hold?
a)
2
b)
6
c)
8
d)
18
64.
How did Mendeleev organize the periodic table? By what property?
a)
increasing atomic number
b)
increasing atomic mass
c)
decreasing atomic number
d)
decreasing atomic mass
65.
How is the modern periodic table arranged? By what property?
a)
increasing atomic number
b)
increasing atomic mass
c)
decreasing atomic number
d)
decreasing atomic mass
66.
Elements in the same ___________ have the same properties
a)
row
b)
column
c)
family or group
d)
both b and c
67.
Valence electrons are in the
a)
smallest shell
b)
lowest shell
c)
outer shell
d)
inner shell
68.
it is a value that depends on the distribution of an elements isotopes in nature
a)
atomic mass
b)
periodic law
c)
amu
d)
isotope
69.
it is 1/12th the mass of a carbon atom
a)
atomic mass
b)
periodic law
c)
amu
d)
isotope
70.
an element that has different numbers of neutrons in the nucleus
a)
atomic mass
b)
periodic law
c)
amu
d)
isotope
71.
Which subatomic particle has a negative charge?
a)
protons
b)
neutrons
c)
electrons
d)
none of these
72.
Which subatomic particle has a positive charge?
a)
protons
b)
neutrons
c)
electrons
d)
none of these
73.
Which subatomic particle has a neutral charge?
a)
protons
b)
neutrons
c)
electrons
d)
none of these
74.
What is the molar mass of magnesium chloride, MgCl2?
a)
46g
b)
59.76g
c)
95.2g
d)
106.4g
75.
You use the criss cross method to write a formula what kind of compound?
a)
covalent
b)
ionic
c)
metallic
d)
none of these
76.
If the prefixes become the subscripts what kind of compound is it?
a)
covalent
b)
ionic
c)
metallic
d)
none of these
77.
Chemical bonding that results in a compound that is composed of a metal and a non metal is a(n)
a)
covalent
b)
ionic
c)
metallic
d)
none of these
78.
Chemical bonding that results in a compound that is composed of a two non metals is a(n)
a)
covalent
b)
ionic
c)
metallic
d)
none of these
79.
What is the electrical charge of a cation?
a)
positive charge
b)
no charge
c)
negative charge
d)
none of these
80.
What is the electrical charge of a anion?
a)
positive charge
b)
no charge
c)
negative charge
d)
none of these
81.
How are the chemical formulas of binary ionic compounds generally written?
a)
anion on the left, cation on the right
b)
subscripts first, then ions
c)
Roman numeral 1st, then anion, then cation
d)
cation on the left, anion on the right
82.
What type of ions have names ending in -ide?
a)
only cations
b)
only anions
c)
both cations and anions
d)
only metal ions
83.
Which of the following statements is true concerning the composition of ionic compounds?
a)
They are composed of anions and cations
b)
They are composed of anions only
c)
They are composed of cations only
d)
They are formed from 2 or more nonmetallic elements
84.
Which of the following statements is true concerning the composition of covalent compounds?
a)
They are composed of anions and cations
b)
They are composed of anions only
c)
They are composed of cations only
d)
They are formed from 2 or more metallic elements
85.
What is the correct name for NF3
a)
ammonium fluoride
b)
nitrogen trifluoride
c)
sodium trifluoride
d)
sodium nitride
86.
Which is a correct name of the compound BaSO4?
a)
barium sulfate
b)
boron sulfate
c)
barium sulfite
d)
barium sulfur tetroxide
87.
What is the correct name for the compound with a formula of MgSO4
a)
Magnesium tetroxide
b)
Magnesium sulfite
c)
magnesium hydrogen sulfite
d)
magnesium sulfate
88.
Which of the following formulas represents an ionic compound?
a)
CS2
b)
BaI2
c)
N2O4
d)
PCl3
89.
Which of the following formulas represents a covalent compound?
a)
ZnO
b)
BeF2
c)
N2O4
d)
Mg3N2
90.
Which element when combined with fluorine would most likely form an ionic compound?
a)
chlorine
b)
carbon
c)
phosphorus
d)
lithium
91.
What is the correct formula for potassium sulfite?
a)
KHSO3
b)
KHSO4
c)
K2SO3
d)
K2SO4
92.
What is the correct formula for potassium hydrogen sulfate?
a)
KHSO3
b)
KHSO4
c)
K2SO3
d)
K2SO4
93.
What is the correct fomula for barium chlorate?
a)
Ba(ClO)2
b)
Ba(ClO2)2
c)
Ba(ClO4)2
d)
Ba(ClO3)2
94.
What is the correct formula for ammonium sulfide?
a)
NH4SO3
b)
(NH4)2SO4
c)
(NH4)2S
d)
NH4SO4
95.
The formula for aluminum hydroxide is
a)
AlOH
b)
Al3OH
c)
Al2(OH)3
d)
Al(OH)3
96.
The correct formula for carbon dioxide
a)
ClO3
b)
CaO
c)
CO
d)
CO2
97.
The correct formula for nitrogen dioxide is
a)
NO
b)
NO2
c)
N2O4
d)
N2O5
98.
The correct formula for dinitrogen tetroxide is
a)
NO
b)
NO2
c)
N2O4
d)
N2O5
99.
The correct formula for dinitrogen pentoxide is
a)
NO
b)
NO2
c)
N2O4
d)
N2O5
100.
The correct formula for calcium oxide is
a)
ClO3
b)
CaO
c)
CO
d)
CO2
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