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WorksheetsChemistry Final End of the Year Review Units 1-4 and 6
Total questions: 85
Worksheet time: 2hrs 43mins
Name
Class
Date
1.
How many neutrons are in a Gold atom?
a)
79
b)
196
c)
118
d)
275
2.
How many protons are in Beryllium?
a)
4
b)
9
c)
5
d)
2
3.
How many electrons do atoms need to be stable?
a)
1
b)
2
c)
6
d)
8
4.
How many electrons should Sodium have around its Lewis dot model?
a)
1
b)
2
c)
3
d)
4
5.
What are the building blocks of matter?
a)
Matter
b)
Atom
c)
Molecule
d)
Element
6.
What is a pure substance that cannot be broken down?
a)
matter
b)
atom
c)
molecule
d)
element
7.
Elements in the periodic table are arranged in order by their ...
a)
atomic number
b)
atomic mass (mass number)
c)
metal, nonmetal, or metalloid properties
8.
Which of the following are located outside the nucleus and have a negative charge?
a)
Electron
b)
Proton
c)
Neutron
9.
Which of the following are located in the nucleus and have a neutral charge?
a)
Electron
b)
Proton
c)
Neutron
10.
Which of the following are located in the nucleus and have a positive charge?
a)
Electron
b)
Proton
c)
Neutron
11.
the rows (from left to right) of the periodic table. There are 7 of these on the periodic table.
a)
Extended Family
b)
Period
c)
Group
d)
Column
12.
the columns of the periodic table; also known as families. There are 18 of these on the periodic table.
a)
Period
b)
Group
c)
Row
d)
School
13.
elements that are good conductors of electric current and heat; shiny and bendable; most are solid at room temperature, Mercury (Hg) is the exception.
a)
Noble Gases
b)
Halogens
c)
Atoms
d)
Metal
14.
shiny and reflective
a)
Dull
b)
Luster
c)
Cloudy
d)
Malleable
15.
material can be hammered or rolled into flat sheets or other shapes
a)
Malleable
b)
Flexible
c)
Expensive
d)
Element
16.
material can be pulled out or drawn into long wires
a)
Malleable
b)
Skinny
c)
Ductile
d)
Sharp
17.
metals of Group 2; hard and dense, melt at high temperatures; very reactive, but not as reactive as alkali metals; also never found uncombined in nature.
a)
Alkaline Earth Metals
b)
Halogen
c)
Noble Gas
d)
Transition Table
18.
metals of Group 1; these are the most reactive metals in the periodic table; Never found as uncombined elements in nature - only found in compounds
a)
Metalloids
b)
Transition Metals
c)
Halogen
d)
Alkali Metals
19.
elements in Groups 3 through 12; most are hard, shiny solids (except for Mercury). Have high melting points and high densities, are good conductors or heat and electricity and are very malleable.
a)
Halogen
b)
Transition Metals
c)
Alkali Metals
d)
Noble Gas
20.
Non-metals of Group 17 (F, Cl, Br, and I); means "salt forming".
a)
Metalloids
b)
Alkaline Earth Metals
c)
Halogen
d)
Noble Gas
21.
Elements of Group 18; Non-reactive; do not ordinarily form compounds because their valence shell is full. They do not usually gain, share or lose electrons.
a)
Noble Gases
b)
Halogen
c)
Transition Metal
d)
Alkali Metals
22.
consists of two atoms
a)
Element
b)
Atom
c)
Oxygen
d)
Diatomic Molecule
23.
the sum of the protons and neutrons in the atom.
a)
12
b)
Mass Number
c)
Atomic Number
d)
A lot
24.
The atoms along the staircase are called
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
25.
Cations are _______ that form ____________ ions and __________ electrons.
a)
nonmetals, positive, lose
b)
nonmetals, negative, gain
c)
metals, positive, gain
d)
metals, positive, lose
26.
Anions are _______ that form ____________ ions and __________ electrons.
a)
nonmetals, positive, lose
b)
nonmetals, negative, gain
c)
metals, positive, gain
d)
metals, positive, lose
27.
Ions are:
a)
atoms with a positive or negative charge
b)
atoms with no charge
c)
atoms with ONLY a positive charge
d)
atoms with ONLY a negative charge
28.
What is the formula for Hydrophosphoric Acid
a)
H3P
b)
HP
c)
HPO4
d)
H3PO4
29.
What is the formula for sulfuric acid?
a)
HSO3
b)
H2SO3
c)
H2SO4
d)
H3SO4
30.
Name the acid: HC2H3O2
a)
Acetic Acid
b)
Acetous Acid
c)
Hydrogen Acetate
d)
Hydrogen Dicarbon Trihydrogen Dioxygen
31.
Name the following ionic compound: Cr(NO2)3
a)
chromium nitrite
b)
chromium nitride
c)
chromium III nitride
d)
chromium III nitrite
32.
Name the following ionic compound: FeCl3
a)
iron chloride
b)
iron III chloride
c)
iron chlorate
d)
iron III chlorate
33.
Which of the following is the correct formula for calcium chloride?
a)
CaCh
b)
CaC
c)
CaCl2
34.
P2O5
a)
Phosphorus Oxide
b)
Pentaphosphorus Dioxide
c)
Diphosphorous pentoxide
d)
Phosphoric Oxygen
35.
Disulfur trioxide
a)
S3O2
b)
SO
c)
S2O3
d)
S2O
36.
Name the compound AlBr3
a)
aluminum bromide
b)
aluminum tribromide
c)
aluminum bromine
d)
monoaluminum tribromide
37.
Name the compound Na2O
a)
Sodium Oxide
b)
Sodium Dioxide
c)
Sodium Oxygen
d)
Natride Oxide
38.
Name the compound AlP
a)
Arsenic Phosphide
b)
Aluminum Phosphide
c)
Aluminum Phosphate
d)
Arsenic Phosphate
39.
find the formula barium hydroxide
a)
Ba(OH)2
b)
Ba2OH
c)
BaOH
d)
Ba2OH
40.
find the formula zinc sulfate
a)
ZnSO3
b)
ZnSO4
c)
ZnS
d)
Zn(SO4)2
41.
iron(II) oxide
a)
FeO
b)
FeO2
c)
Fe2O
d)
Fe2O2
42.
Name the compound Ba3(PO4)2
a)
tribarium diphosphate
b)
barium diphosphate
c)
barium phosphate
d)
barium phosphide
43.
What is the name of CO
a)
Carbon oxide
b)
Carbon dioxide
c)
Carbon monoxide
d)
Carbon II oxide
44.
How many molecules are in 18.0 moles of carbon dioxide?
a)
1.12 x 1028 molecules
b)
5.34 x 1022 molecules
c)
1.08 x 1025 molecules
d)
3.34 x 1022 molecules
45.
Convert 8.00 moles of sodium chloride to grams of sodium chloride.
a)
7.30 grams
b)
467.52 grams
c)
0.137 grams
d)
467.52 moles
46.
What is the molar mass of the compound CaBr2?
a)
119.98 g/mole
b)
160.06 g/mole
c)
199.88 g/mole
d)
239.96 g/mole
47.
How many molecules are in 3.6 grams of NaCl?
a)
0.06 molecules
b)
1.0 x 1021 molecules
c)
1.3 x 1026 molecules
d)
3.7 x 1022 molecules
48.
What is the mass of 1.0 x 106 atoms of Platinum (Pt)?
a)
190 grams
b)
3.2 x 10-16 grams
c)
3.2 x 1016 grams
d)
8.5 x 10-21 grams
49.
The limiting reactant in a chemical reaction is the substance that ____
a)
has the smallest molar mass
b)
has the smallest coefficient
c)
determines the amount of product that can be produced
d)
makes the reaction happen more quickly
50.
C3H8 (g) + 5 O2 (g) → 3 CO2 (g) + 4 H2O (g)
When 2.5 mole of O2 are consumed (used) in the reaction, __________ mole of CO2 are produced.
a)
1.5 moles
b)
3.0 moles
c)
5.0 moles
d)
6.0 moles
51.
Using the following equation:
Fe2O3(s) + 3H2(g) → 2Fe(s) + 3H2O(l)
How many moles of iron can be made from 6 moles H2?
Fe2O3(s) + 3H2(g) → 2Fe(s) + 3H2O(l)
How many moles of iron can be made from 6 moles H2?
a)
4 moles Fe
b)
6 moles Fe
c)
9 moles Fe
d)
2 moles Fe
52.
Find the percent composition of hydrogen in (NH4)2S.
a)
11.8%
b)
41.1%
c)
47.1%
53.
What is the molar mass of Hydrogen Peroxide (H2O2)?
a)
48 g/mole
b)
34.02 g/mole
c)
36.5 g/mole
d)
35.5 g/mole
54.
What is the molecular formula for a compound with the empirical formula: K2SO4 and a molecular mass of 696g.
a)
K2SO4
b)
K8SO16
c)
K8S4O8
d)
K8S4O16
55.
What is the empirical formula for the following molecular formula: C6H14
a)
C6H14
b)
C3H7
c)
CH2
d)
CH3
56.
You are given the following percentages: 40.05% S and 59.95% O. Find the empirical formula for these elements. (keep two decimal places throughout calculations)
a)
SO
b)
SO2
c)
SO3
d)
SO4
57.
What is the empirical formula for a compound containing: 92.30% carbon and 7.70% hydrogen
a)
CH
b)
CH4
c)
C2H4
d)
CH2
58.
What is the right part of a chemical equation called...
2H2 + O2 --> 2H2O
2H2 + O2 --> 2H2O
a)
Reactants
b)
Products
c)
Yields
d)
Chemical Equation
59.
Finish the coefficents for the equation:
2 H3PO4+ 3 CaCl2 --> ___ Ca3(PO4)2 + ___ HCl
2 H3PO4+ 3 CaCl2 --> ___ Ca3(PO4)2 + ___ HCl
a)
1, 2
b)
1, 4
c)
1, 6
d)
1, 8
60.
Predict the product(s) of this reaction (don't worry about balancing): Li + N2 -->
a)
LiN
b)
LiN2
c)
Li3N
d)
LiN3
61.
Balance this equation...
Sb2S3 + O2 → Sb + SO2
Sb2S3 + O2 → Sb + SO2
a)
It is balanced.
b)
Sb2S3 + 3O2 → 2Sb + 3SO2
c)
Sb2S3 + O2 → 2Sb + SO2
d)
I don't know...Oh well!
62.
Balance this equation.
_CH4 + _O2 --> _CO2 + _H2O
_CH4 + _O2 --> _CO2 + _H2O
a)
1,2,1,1
b)
2,1,2,1
c)
1,2,1,2
d)
0,2,0,2
63.
Mg + ___ HCl → MgCl2 + H2
a)
1
b)
2
c)
3
d)
4
64.
Balance this reaction:
_AlBr3 + _ K2SO4 → _ KBr + _ Al2(SO4)3
_AlBr3 + _ K2SO4 → _ KBr + _ Al2(SO4)3
a)
1,1,1,1
b)
2,3,6,1
c)
2,6,1,1
d)
3,1,2,2
65.
When balancing equations a ____ can be placed in front of a formula of a substance to make the equations balanced
a)
charge
b)
subscript
c)
random number
d)
coefficient
66.
When balancing equations what does
-->
mean?
-->
mean?
a)
subscript
b)
equals
c)
it is just an arrow
d)
yield
67.
_NaF + _Br2 --->_NaBr + _F2
a)
1NaF + 2 Br2 --->1 NaBr + 2 F2
b)
2NaF + 2 Br2 --->2 NaBr + 2 F2
c)
2 NaF + 3 Br2 --->1 NaBr + 2 F2
d)
2 NaF + 1 Br2 --->2 NaBr + 1 F2
68.
Which of the following is the general formula for a decomposition reaction?
a)
A + B → AB
b)
AB → A + B
c)
AB + C → AC + B
d)
AB + CD → AC + BD
69.
Which reaction type is the following: Na + CaF2 --> Ca + NaF
a)
Decomposition
b)
Single Replacement
c)
Combination
d)
Double Replacement
70.
Which reaction type is the following: AgF + CaCl2 --> AgCl + CaF2
a)
Decomposition
b)
Single Replacement
c)
Combination
d)
Double Replacement
71.
What is the left part of a chemical equation called...
H2 + O --> H2O
H2 + O --> H2O
a)
Reactants
b)
Products
c)
Yields
d)
Chemical Equation
72.
When a gas forms directly into a solid, skipping the liquid phase
a)
deposition
b)
sublimation
c)
evaporation
d)
condensation
73.
A phase change from liquid to gas
a)
condensation
b)
evaporation
c)
sublimation
d)
deposition
74.
State of matter where atoms barely move, but rather vibrate in place
a)
solid
b)
liquid
c)
gas
d)
plasma
75.
Atoms flow but do not have enough energy to move too far on this state of matter
a)
solid
b)
liquid
c)
gas
d)
plasma
76.
The change from a gas to a liquid by cooling
a)
condensation
b)
evaporation
c)
sublimation
d)
deposition
77.
Sublimation is
a)
when solid turns into gas
b)
when gas turns into plasma
c)
when liquid turns into gas
d)
when gas turns into solid
78.
Adding more heat energy to molecules will
a)
make them move slower
b)
make them move faster
c)
make them stop moving
d)
destroy them
79.
Boiling is a change of state from
a)
liquid to gas
b)
gas to liquid
c)
solid to liquid
d)
liquid to solid
80.
Definite shape and definite volume
a)
solid
b)
liquid
c)
gas
d)
solid, liquid and gas
81.
No definite shape or volume
a)
solid
b)
liquid
c)
gas
d)
solid, liquid and gas
82.
Definite volume but not definite shape
a)
solid
b)
liquid
c)
gas
d)
solid, liquid and gas
83.
What state of matter is segment 5?
a)
Solid
b)
Liquid
c)
Gas
d)
Plasma
84.
What state of matter is segment 3?
a)
Solid
b)
Liquid
c)
Gas
d)
Plasma
85.
What do we call the energy that an object has because it is moving?
a)
kinetic energy
b)
electrical energy
c)
potential energy
d)
temperature
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