WorksheetsChemistry Fall Final Exam Review
Total questions: 100
Worksheet time: 2hrs 36mins
Name
Class
Date
1.
2. A change of state from a liquid to a solid is called....
a)
Melting
b)
Freezing
c)
Evaporation
2.
5. What is it called when a solid turns directly into a gas?
a)
Sublimation
b)
Condensation
c)
Liquid
3.
Which units of measurement are used for volume?
a)
grams
b)
centimeters
c)
grams/milliliter
d)
milliliter
4.
What is the noble gas shorthand electron for Sulfur atom?
a)
[Ar] 3p4
b)
[He] 3s23p4
c)
[Ne] 3s23p4
d)
[Na] 3s23p4
5.
What electron configuration matches an oxygen atom?
a)
1s22s22p63s2, 3p64s23d104p5
b)
1s22s22p4
c)
1s22s22p6
d)
1s22s22p63s23p64s23d1
6.
What type of chemical reaction is this one?
Al(OH)3 --> Al2O3 + H2O
Al(OH)3 --> Al2O3 + H2O
a)
Decomposition
b)
Combustion
c)
Synthesis
d)
Single Replacement
7.
What type of chemical reaction is this one?
Ca + MgCl2 --> CaCl2 + Mg
Ca + MgCl2 --> CaCl2 + Mg
a)
Decomposition
b)
Combustion
c)
Synthesis
d)
Single Replacement
8.
What type of chemical reaction is this one?
CUO + CO2 --> CuCO3
CUO + CO2 --> CuCO3
a)
Decomposition
b)
Combustion
c)
Synthesis
d)
Single Replacement
9.
What type of chemical reaction is this one?
C2H2 + O2 --> CO2 + H2O
C2H2 + O2 --> CO2 + H2O
a)
Decomposition
b)
Combustion
c)
Synthesis
d)
Single Replacement
10.
Balance this equation, Ca + H2O --> CaO + H2
a)
Ca + 2H2O --> CaO + 2H2
b)
2Ca + H2O --> CaO + H2
c)
Its balanced as it is
d)
Cannot be balanced
11.
How many significant figures does the following number have: 0.998005
a)
9
b)
10
c)
6
d)
5
12.
How many significant figures does the following number have: 2001800.
a)
1
b)
4
c)
6
d)
7
13.
Round 0.010229 to four sig figs
a)
1022
b)
1023
c)
0.01023
d)
0.01022
14.
How would you write 4.3756 x 104 in standard form?
a)
437,560,000
b)
0.00043756
c)
43,756
d)
4,3756
15.
How many significant figures does 1.90 have?
a)
3
b)
1
c)
2
d)
4
16.
Express 23400 in proper scientific notation.
a)
2.34 x 104
b)
2.3 x 103
c)
2.30 x 105
d)
2.34 x 103
17.
What coefficients are needed to correctly balance the equation?
_Bi + _O2 > _Bi2O3
_Bi + _O2 > _Bi2O3
a)
3,2,3
b)
2,3,2
c)
4,3,2
d)
none of these
18.
Which of the following is a chemical property of water?
a)
Reacts with pure sodium.
b)
Boils at 100 oC.
c)
Dissolves sugar easily.
d)
Has a density of 1 gm/mL
19.
What kind of properties can only be observed when a substance changes into a different substance?
a)
physical properties
b)
chemical properties
c)
liquid properties
d)
real properties
20.
Which element is depicted from this atomic orbital diagram?
a)
Carbon
b)
Nitrogen
c)
Oxygen
d)
Phosphorus
21.
Which element is depicted from this orbital diagram
a)
Fluorine
b)
Neon
c)
Chlorine
d)
Argon
22.
Which of the following is the correct Lewis dot structure for the molecule fluorine (F2)?
a)
A
b)
B
c)
C
d)
D
23.
Which orbital shows a violation of the Pauli Exclusion Principle?
a)
A
b)
B
c)
C
d)
D
24.
Which orbital shows a violation of the Aufbau Principle?
a)
A
b)
B
c)
C
d)
D
25.
Which orbital shows a violation of Hund's Rule?
a)
A
b)
B
c)
C
d)
D
26.
Which of the following answers will balance the equation below?
__K + __Br2 --> __KBr
__K + __Br2 --> __KBr
a)
2, 1, 1
b)
2, 3, 2
c)
2, 1, 2
d)
1, 2, 3
27.
Which of the following options correctly balances the equation below?
__HNO2 + __O2 --> __HNO3
__HNO2 + __O2 --> __HNO3
a)
4, 1, 4
b)
1, 2, 1
c)
1, 2, 1
d)
2, 1, 2
28.
Which statement is true for carbon dioxide at -60 °C?
a)
All three phases are possible.
b)
It can exist as a solid or a gas, depending on pressure.
c)
It is a solid.
d)
With enough pressure it can be melted.
29.
Is AgCl soluble or insoluble?
a)
Soluble
b)
Insoluble
c)
Neither
d)
Both
30.
Is MgO soluble or insoluble?
a)
Soluble
b)
Insoluble
c)
Neither
d)
Both
31.
What is the state of matter symbol for an insoluble compound?
a)
(s)
b)
(aq)
c)
(g)
d)
(l)
32.
All of the following reactions are correctly balanced except-
a)
A
b)
B
c)
C
d)
D
33.
Round 1047.78 to three sig figs
a)
104
b)
105
c)
1050
d)
1050.00
34.
How many gallons are in 64 quarts?
(Hint: 4 qt = 1 gal)
(Hint: 4 qt = 1 gal)
a)
16 gal
b)
0.25 gal
c)
0.75 gal
d)
1.5 gal
35.
How many dimes equals 14 quarters?
a)
140 dimes
b)
35 dimes
c)
70 dimes
d)
20 dimes
36.
What is the volume of 150.0 grams of lead if it has a density of 11.3 g/cm3?
a)
13.3 g
b)
13.3 cm3
c)
.075 g
d)
1695 cm3
37.
The density of this material is 2.0 g/cm3.
There are 24 cm3 Find the total mass.
There are 24 cm3 Find the total mass.
a)
12 grams
b)
48 grams
c)
12 g/cm3
d)
0.083 grams
38.
What is the density of a substance with a volume of 25 cm3 and a mass of 275 g.
a)
11 g/cm3
b)
6880 g/cm3
c)
300 g/cm3
d)
0.091 g/cm3
39.
Which of the following properties is a physical property?
a)
magnetism
b)
reactivity with oxygen
c)
flammability
d)
non-reactive
40.
Water exists as a _____________ at 700 mmHg and 50 °C.
a)
solid
b)
liquid
c)
gas
d)
supercritical fluid
41.
Change from gas to solid is called...
a)
Sublimation
b)
Deposition
c)
Fusion
d)
condensation
42.
Change from gas to liquid...
a)
condensation
b)
evaporation
c)
expansion
d)
movement
43.
A change from liquid to gas is called...
a)
expansion
b)
evaporation
c)
condensation
d)
sublimation
44.
Which state of matter has a definite shape AND volume?
a)
Solid
b)
Liquid
c)
Gas
d)
Plasma
45.
Which state of matter has a indefinite shape AND volume?
a)
Solid
b)
Liquid
c)
Gas
d)
Plasma
46.
Which lab tool might you use to measure the volume of a liquid?
a)
electric scale
b)
bunsen burner
c)
test tube
d)
graduated cylinder
47.
How many electrons does the pictured krypton atom contain?
a)
84
b)
36
c)
48
d)
120
48.
How many electrons on in this atom of nitrogen?
a)
15
b)
7
c)
3
d)
10
49.
Which of the following is NOT true about JJ Thomson's idea of the atom?
a)
He discovered the electron
b)
He develiped the plum pudding model of the atom
c)
He used a cathode ray
d)
He discovered the charge and mass of an electrons
50.
An atom has 16 protons and 18 electrons. What is the charge on the atom?
a)
0 (neutral)
b)
+2
c)
-2
d)
-18
51.
An atom has 17 protons, 18 electrons, and 18 neutrons. What is the charge of this atom?
a)
0 (neutral)
b)
+1
c)
-1
d)
+18
52.
An atom has 56 protons, 81 neutrons, and 54 electrons. What is the mass of this atom?
a)
137
b)
110
c)
81
d)
56
53.
What is an isotope?
a)
An atom with a charge
b)
The same elements that have different masses
c)
An atom with more protons than electrons
d)
Two elements with the same number of neutrons
54.
Which subatomic particle was discovered by Thomson?
a)
Electrons
b)
Protons
c)
Neutrons
d)
Quarks
55.
How many neutrons does this atom contain?
a)
63
b)
34
c)
29
d)
92
56.
How many neutrons does this atom of krypton contain?
a)
84
b)
36
c)
48
d)
120
57.
Which experiment was used to discover the charge and mass of an electron?
a)
Gold Foil
b)
Oil Drop
c)
Cathode Rays
d)
Plum Pudding
58.
How many valance electrons does Oxygen have?
a)
5
b)
6
c)
7
d)
8
59.
In order for lithium to reach an octet, lithium will...
a)
Gain 2 electrons
b)
Lose 2 electrons
c)
Gain 1 electron
d)
Lose 1 electron
60.
Which of the following will always have a +1 charge as an ion?
a)
Silver
b)
Zinc
c)
Cadmium
d)
Nitrogen
61.
Which of the following is NOT a diatomic molecule?
a)
P2
b)
O2
c)
H2
d)
Cl2
62.
Which of the following families can have a charge of +2?
a)
Alkali Metals
b)
Alkaline Earth Metals
c)
Halogens
d)
Boron Family
63.
Which of the following families can have a charge of -2?
a)
Nitrogen Family
b)
Oxygen Family
c)
Halogens
d)
Boron Family
64.
Which of the following would require the most energy to remove an electron?
a)
Sodium
b)
Potassium
c)
Rubidium
d)
Cesium
65.
Which of the following Period 2 elements has the lowest ionization energy?
a)
Boron
b)
Nitrogen
c)
Beryllium
d)
Fluorine
66.
Which of the following elements has the GREATEST electronegativity?
a)
Cl
b)
As
c)
Zn
d)
Na
67.
Which of the following elements has the LEAST electronegativity?
a)
Barium
b)
Iron
c)
Silver
d)
Gold
68.
Which of the following elements has the SMALLEST atomic radius?
a)
Silicon
b)
Tin
c)
Lead
d)
Germanium
69.
Which of the following elements has the GREATEST ionization energy?
a)
Potassium
b)
Calcium
c)
Iron
d)
Selenium
70.
Which of the following element have the LARGEST atomic radius?
a)
Silver
b)
Rubidium
c)
Cadmiun
d)
Tin
71.
In order for sulfur to reach an octet, sulfur will...
a)
Gain 2 electrons
b)
Lose 2 electrons
c)
Gain 1 electron
d)
Lose 1 electron
72.
What is the electron configuration for palladium?
a)
1s22s22p63s23p64s23d104p65s24d8
b)
1s22s22p63s23p64s23d104p65s24d10
c)
1s22s22p63s23p64s24d104p65s25d8
d)
1s22s22p63s23p64s23d104p65s2
73.
What element is the following electron configuration for:
1s22s22p4
1s22s22p4
a)
Magnesium
b)
Beryllium
c)
Sulfur
d)
Oxygen
74.
What element is the following electron configuration for?
[Xe]6s24f145d8
[Xe]6s24f145d8
a)
Silver
b)
Palladium
c)
Platnium
d)
Gold
75.
How does a covalent bond differ from an ionic bond?
a)
Ionic bonds involve two metals, while covalent bonds involve two nonmetals
b)
Ionic bonds only involve two electrons and covalent bonds involve four electrons
c)
Ionic bonds involve the sharing of electrons and covalent bonds involve the transfer of electrons
d)
Ionic bonds involve a metal and a nonmetal, covalent bonds only involve nonmetals
76.
Which is the correct structure for NH3?
Pictures correspond with a-d.
Pictures correspond with a-d.
a)
Option A.
b)
Option B.
c)
Option C.
d)
Option D.
77.
What is trinitrogen hexoxide?
a)
Ionic
b)
Covalent
c)
Acid
78.
What is silver bromide?
a)
Ionic
b)
Covalent
c)
Acid
79.
What is copper (III) sulfide?
a)
Ionic
b)
Covalent
c)
Acid
80.
What is the name of FeBr2?
a)
Iron (II) bromide
b)
Iron bromide
c)
Iron dibromide
d)
Monoiron dibromide
81.
What is H3PO3?
a)
Ionic
b)
Covalent
c)
Acid
82.
What is the name of H3PO3?
a)
Hydrophosphoric acid
b)
Phosphoric acid
c)
Phosphorus acid
d)
Hydrophosphorous acid
83.
What is the name of Ga(OH)3 ?
a)
Gallium hydroxide
b)
Gallium (III) hydroxide
c)
Gallium trioxide trihydride
d)
Monogallium trioxide trihydride
84.
What is the name of CO ?
a)
Carbon oxide
b)
Carbon monoxide
c)
Carbon (II) oxide
d)
Carbon (IV) oxide
85.
What is the name of H2S?
a)
Sulfuric acid
b)
Sulfurous acid
c)
Hydrosulfuric acid
d)
Hydrosulfurous acid
86.
What is the name P2Cl?
a)
Phosphorus chloride
b)
Diphosphorus monochloride
c)
Phosphorus monochloride
d)
Diphosphorus chloride
87.
What is the formula for sodium carbonate?
a)
Na2CO3
b)
NaCO3
c)
SCO3
d)
S2CO3
88.
What is the formula for acetic acid?
a)
C2H4O2
b)
HAs
c)
HC2H3O2
d)
H3As
89.
What is the formula for trinitrogen hexoxide?
a)
NO
b)
N3O6
c)
N3O8
d)
N3O7
90.
What is the formula for silver bromide?
a)
AgBr
b)
AgBr2
c)
AgBr3
d)
Cannot be done, no charge for silver given
91.
What is the formula for copper (III) sulfide?
a)
Cu2S3
b)
CuS3
c)
Cu3S2
d)
Cu2S
92.
The general formula for a ____ reaction is: AB → A + B
a)
Double Displacement
b)
Single Displacement
c)
Synthesis
d)
Decomposition
93.
The general formula for a ____ reaction is: AY + BX → AX + BY
a)
Double Displacement
b)
Single Displacement
c)
Synthesis
d)
Decomposition
94.
Of the following compounds, which would be a precipitate?
a)
Ba(NO3)2
b)
BaI2
c)
Ba(OH)2
d)
BaCO3
95.
Of the following compounds, which would be aqueous?
a)
CuCl
b)
CuOH
c)
CuNO3
d)
Cu3PO4
96.
Which of the following elements would be considered the MOST reactive?
a)
sodium
b)
chromium
c)
tin
d)
mercury
97.
Which examples indicates that a chemical reaction has occurred?
a)
Water evaporates when you boil it
b)
Ammonium nitrate dissolves in water
c)
A solution changes from blue to green when you add yellow dye
d)
When baking soda and vinegar are mixed bubbling occurs
98.
When balancing a chemical equation you should _____.
a)
make sure the subscript for each element is the same on both sides of the equation
b)
makes sure the coefficents for each compound are the same on both sides for the equation
c)
make sure the number of elements is the same on both sides of the equation
d)
make sure the superscript for each element is the same on both sides of the equation
99.
Select all of the following that are intermolecular forces.
a)
Dipole-Dipole
b)
London Dispersion Force
c)
Polar Covalent Bond
d)
Hydrogen Bonding
100.
In order for hydrogen bonding to occur, hydrogen must be bonded to ...
a)
... any atom
b)
...N, O, or F
c)
...H or O only
d)
...N or O only
100 %
