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WorksheetsPS Bonding Unit Review
Total questions: 149
Worksheet time: 2hrs 29mins
Name
Class
Date
1.
Why do elements form compounds?
a)
To be stable
b)
To become heavier
c)
To become radioactive
d)
To change color
2.
What is the Octet Rule?
a)
Atoms gain, lose, or share electrons to have 8 in outer shell
b)
Atoms gain neutrons to balance protons
c)
Atoms lose protons to form bonds
d)
Atoms share protons equally
3.
What is the stability condition for Hydrogen and Helium?
a)
Full with 2 electrons
b)
Full with 8 electrons
c)
Half-filled with 4 electrons
d)
Completely empty
4.
What happens when Sodium loses 1 electron?
a)
It becomes stable
b)
It becomes unstable
c)
It becomes radioactive
d)
It breaks apart
5.
What charge does Sodium form?
a)
=1
b)
-1
c)
2
d)
-2
6.
What does Chlorine do to become stable?
a)
Gains 1 electron
b)
Loses 1 electron
c)
Gains 2 electrons
d)
Shares 2 electrons
7.
What charge does Chlorine form?
a)
-1
b)
=1
c)
-2
d)
=2
8.
Which elements are already stable?
a)
Noble gases
b)
Alkali metals
c)
Transition metals
d)
Halogens
9.
Why are noble gases nonreactive?
a)
Full outer energy level
b)
Empty outer shell
c)
High electronegativity
d)
No electrons at all
10.
What is a chemical bond?
a)
Force that holds atoms together
b)
Process of breaking atoms apart
c)
Force that splits molecules
d)
Energy released in a reaction
11.
How are ionic bonds formed?
a)
Transfer of electrons
b)
Sharing of electrons
c)
Breaking of bonds
d)
Formation of neutrons
12.
What types of elements form ionic bonds?
a)
Metal and nonmetal
b)
Nonmetal and nonmetal
c)
Metal and metal
d)
Noble gases only
13.
What is an ion?
a)
Atom with a charge
b)
Neutral atom
c)
Atom with no electrons
d)
A small molecule
14.
What is a cation?
a)
Positively charged ion
b)
Negatively charged ion
c)
Neutral atom
d)
Gas molecule
15.
What usually forms cations?
a)
Metals
b)
Nonmetals
c)
Noble gases
d)
Transition elements
16.
What is an anion?
a)
Negatively charged ion
b)
Positively charged ion
c)
Neutral ion
d)
Isotope
17.
What usually forms anions?
a)
Nonmetals
b)
Metals
c)
Noble gases
d)
Metalloids
18.
How many valence electrons does Magnesium have?
a)
2
b)
6
c)
4
d)
8
19.
What charge will Magnesium have?
a)
+2
b)
-2
c)
+1
d)
-1
20.
What charge does Oxygen form?
a)
-2
b)
+2
c)
+3
d)
-3
21.
How does Oxygen become stable?
a)
Gains 2 electrons
b)
Loses 2 electrons
c)
Shares 2 protons
d)
Loses 4 neutrons
22.
What charge does Lithium form?
a)
+1
b)
-1
c)
+2
d)
-2
23.
How many electrons will Nitrogen gain to become stable?
a)
3
b)
2
c)
1
d)
4
24.
What charge does Nitrogen form?
a)
-3
b)
+3
c)
-2
d)
+2
25.
What do elements in the same group have in common?
a)
Same number of valence electrons
b)
Same atomic number
c)
Same color
d)
Same number of neutrons
26.
What is the oxidation number for Group 1 elements?
a)
+1
b)
-1
c)
+2
d)
-2
27.
What is the oxidation number for Group 2 elements?
a)
+2
b)
-1
c)
+1
d)
+3
28.
Group 13 elements have an oxidation number of?
a)
+3
b)
-3
c)
+1
d)
+2
29.
Group 14 elements have what oxidation number?
a)
+/- 4
b)
+2
c)
-2
d)
+3
30.
Group 15 elements form what charge?
a)
-3
b)
+3
c)
+4
d)
-4
31.
Group 16 elements have which charge?
a)
-2
b)
+2
c)
+1
d)
-1
32.
Group 17 elements have which charge?
a)
-1
b)
+1
c)
+2
d)
-2
33.
What diagram shows only valence electrons?
a)
Electron Dot Diagram
b)
Bohr Model
c)
Lewis Structure
d)
Orbital Diagram
34.
In Electron Dot Diagrams, the symbol represents what?
a)
The nucleus
b)
Electrons
c)
Neutrons
d)
The whole atom
35.
In Electron Dot Diagrams, what do dots represent?
a)
Valence electrons
b)
Protons
c)
Neutrons
d)
Inner electrons
36.
How do you fill dots in Electron Dot Diagrams?
a)
One side at a time before pairing
b)
All at once
c)
Randomly
d)
By mass number
37.
What bond is shown between Sodium and Chlorine?
a)
Ionic bond
b)
Covalent bond
c)
Metallic bond
d)
Hydrogen bond
38.
What compound forms between Sodium and Chlorine?
a)
NaCl
b)
NaCl₂
c)
Na₂Cl
d)
ClNa₂
39.
What compound forms between Aluminum and Chlorine?
a)
AlCl₃
b)
AlCl
c)
Al₂Cl₃
d)
Al₃Cl
40.
What is the formula for Potassium and Chlorine?
a)
KCl
b)
K₂Cl
c)
KCl₂
d)
Cl₂K
41.
What is the formula for Magnesium and Fluorine?
a)
MgF₂
b)
Mg₂F
c)
MgF
d)
Mg₂F₂
42.
What is the formula for Aluminum and Nitrogen?
a)
AlN
b)
Al₃N
c)
AlN₃
d)
NAl₃
43.
What is the formula for Magnesium and Phosphorous?
a)
Mg₃P₂
b)
MgP
c)
Mg₂P₃
d)
P₃Mg₂
44.
When drawing bonds, what do you transfer in ionic bonds?
a)
Electrons
b)
Protons
c)
Neutrons
d)
Nuclei
45.
How many valence electrons does Phosphorous have?
a)
5
b)
3
c)
2
d)
7
46.
How many valence electrons does Carbon have?
a)
4
b)
3
c)
2
d)
6
47.
How many valence electrons does Hydrogen have?
a)
1
b)
2
c)
4
d)
8
48.
How many valence electrons does Fluorine have?
a)
7
b)
5
c)
3
d)
6
49.
What is an ionic bond?
a)
Bond between a metal and nonmetal
b)
Bond between two metals
c)
Bond between two nonmetals
d)
Bond inside one atom
50.
What happens in an ionic bond?
a)
Electrons are transferred
b)
Electrons are shared
c)
Protons are exchanged
d)
Neutrons are shared
51.
What is a cation?
a)
Positively charged metal ion
b)
Negatively charged nonmetal ion
c)
Neutral atom
d)
Gaseous ion
52.
What is an anion?
a)
Negatively charged nonmetal ion
b)
Positively charged metal ion
c)
Atom without charge
d)
Proton-rich atom
53.
What must be true about the overall charge of an ionic compound?
a)
It must be zero
b)
It must be positive
c)
It must be negative
d)
It must fluctuate
54.
What method is used to determine the formula of an ionic compound?
a)
Crisscross method
b)
Substitution method
c)
Balancing method
d)
Canceling method
55.
What is the formula for magnesium and phosphorus?
a)
Mg₃P₂
b)
MgP
c)
Mg₂P₃
d)
Mg₃P₃
56.
What is the formula for aluminum and chlorine?
a)
AlCl₃
b)
Al₃Cl
c)
Al₂Cl₃
d)
AlCl₂
57.
What is the formula for lithium and nitrogen?
a)
Li₃N
b)
LiN₃
c)
LiN
d)
Li₃N₂
58.
What is the formula for magnesium and iodine?
a)
MgI₂
b)
Mg₂I
c)
Mg₂I₃
d)
MgI
59.
What is the formula for calcium and oxygen?
a)
CaO
b)
Ca₂O
c)
CaO₂
d)
Ca₂O₂
60.
What is the formula for sodium and sulfur?
a)
Na₂S
b)
NaS₂
c)
NaS
d)
Na₃S
61.
How do you name an ionic compound?
a)
Name metal, then nonmetal with –ide ending
b)
Name nonmetal then metal
c)
Add numbers into names
d)
Name by molecular mass
62.
What is the name for CaS?
a)
Calcium sulfide
b)
Calcium sulfur
c)
Calcium sulfuride
d)
Calcium sulfate
63.
What is the name for Be₃N₂?
a)
Beryllium nitride
b)
Beryllium nitrate
c)
Boron nitride
d)
Beryllium nitrogen
64.
What is the name for Na₂O?
a)
Sodium oxide
b)
Sodium oxygen
c)
Sodium dioxide
d)
Sodium monoxide
65.
What is the name for K₃P?
a)
Potassium phosphide
b)
Potassium phosphate
c)
Potassium phosphite
d)
Potassium phosphorate
66.
What is the name for AlN?
a)
Aluminum nitride
b)
Aluminum nitrate
c)
Aluminum nitrogen
d)
Aluminum nitrite
67.
What is the name for MgCl₂?
a)
Magnesium chloride
b)
Magnesium chlorine
c)
Magnesium chlorate
d)
Magnesium chlorite
68.
What is a polyatomic ion?
a)
Covalently bonded group of atoms with a charge
b)
Single neutral atom
c)
Atom with extra neutrons
d)
An unstable isotope
69.
What is the formula for ammonium?
a)
NH₄⁺
b)
NO₃⁻
c)
SO₄²⁻
d)
CO₃²⁻
70.
What is the formula for sulfate?
a)
SO₄²⁻
b)
SO₃²⁻
c)
SO₄⁻
d)
SO₃⁻
71.
What is the formula for nitrate?
a)
NO₃⁻
b)
NO₂⁻
c)
NO₃²⁻
d)
NO₂²⁻
72.
What is the formula for carbonate?
a)
CO₃²⁻
b)
CO₄²⁻
c)
CO₂³⁻
d)
CO₃³⁻
73.
What is the formula for hydroxide?
a)
OH⁻
b)
H₂O
c)
H₂⁺
d)
H₃O⁻
74.
What is the formula for acetate?
a)
C₂H₃O₂⁻
b)
C₂H₄O₂
c)
CH₃COO⁻
d)
C₂HO₂⁻
75.
What is the formula for phosphate?
a)
PO₄³⁻
b)
PO₃³⁻
c)
P₂O₄⁻
d)
P₃O₄³⁻
76.
How do you name a compound with a polyatomic ion?
a)
Use special name, no –ide ending
b)
Add mono- prefix
c)
Ignore the ion
d)
Name as two metals
77.
What is the name for Na₃PO₄?
a)
Sodium phosphate
b)
Sodium phosphide
c)
Sodium phosphorate
d)
Sodium phosphite
78.
What is the name for MgSO₄?
a)
Magnesium sulfate
b)
Magnesium sulfide
c)
Magnesium sulfur
d)
Magnesium sulfoxide
79.
What is the name for NH₄Cl?
a)
Ammonium chloride
b)
Ammonium chlorite
c)
Ammonia chlorine
d)
Ammonium chlorine
80.
What is the name for NaNO₃?
a)
Sodium nitrate
b)
Sodium nitrite
c)
Sodium nitride
d)
Sodium nitroxide
81.
What is the name for CaSO₄?
a)
Calcium sulfate
b)
Calcium sulfide
c)
Calcium sulfite
d)
Calcium oxygen
82.
What is the name for (NH₄)₂O?
a)
Ammonium oxide
b)
Ammonium oxygen
c)
Ammonia oxide
d)
Ammonia dioxide
83.
What is the name for Mg₃(PO₄)₂?
a)
Magnesium phosphate
b)
Magnesium phosphide
c)
Magnesium phosphorus
d)
Magnesium phosphite
84.
What is the name for NH₄NO₃?
a)
Ammonium nitrate
b)
Ammonia nitrate
c)
Ammonium nitrite
d)
Ammonia nitride
85.
How do you handle subscripts with polyatomic ions in formulas?
a)
Use parentheses
b)
Change the inside
c)
Ignore parentheses
d)
Eliminate the polyatomic group
86.
What is the formula for Barium sulfate?
a)
BaSO₄
b)
Ba₂SO₄
c)
Ba(SO₄)₂
d)
Ba₂(SO₄)₂
87.
What is the formula for Aluminum carbonate?
a)
Al₂(CO₃)₃
b)
Al(CO₃)₂
c)
Al₃(CO₃)₂
d)
Al₂(CO₄)₃
88.
What is the formula for Calcium nitrate?
a)
Ca(NO₃)₂
b)
Ca₂(NO₃)₃
c)
Ca(NO₂)₂
d)
Ca(NO₃)₃
89.
What is the formula for Sodium acetate?
a)
NaC₂H₃O₂
b)
Na₂C₂H₃O₂
c)
Na₂C₂H₄O₂
d)
NaC₂H₄O₂
90.
What is the formula for Potassium phosphate?
a)
K₃PO₄
b)
K₂PO₄
c)
K₄PO₄
d)
KPO₄
91.
What do transition metals require in naming?
a)
Roman numerals
b)
Prefixes
c)
Suffixes
d)
Color names
92.
Why are Roman numerals used for transition metals?
a)
To show the ion charge
b)
To show number of electrons
c)
To show atomic mass
d)
To show melting point
93.
What is the name for CuCl?
a)
Copper (I) chloride
b)
Copper (II) chloride
c)
Copper monoxide
d)
Copper monohalide
94.
What is the name for CuCl₂?
a)
Copper (II) chloride
b)
Copper (I) chloride
c)
Copper dichloride
d)
Copper monohalide
95.
What is the name for FeCl₃?
a)
Iron (III) chloride
b)
Iron (II) chloride
c)
Iron trichloride
d)
Iron monochloride
96.
What is the name for CrO?
a)
Chromium (II) oxide
b)
Chromium (I) oxide
c)
Chromium dioxide
d)
Chromium monoxide
97.
What is the name for Mn₂O₇?
a)
Manganese (VII) oxide
b)
Manganese (IV) oxide
c)
Manganese (III) oxide
d)
Manganese oxide
98.
What is the name for CrN?
a)
Chromium (III) nitride
b)
Chromium (II) nitride
c)
Chromium nitrate
d)
Chromium nitrite
99.
What is the name for Ag₂S?
a)
Silver sulfide
b)
Silver sulfate
c)
Silver sulfur
d)
Silver sulfuride
100.
What type of elements form covalent bonds?
a)
Nonmetals
b)
Metals
c)
Noble gases
d)
Metalloids
101.
What do atoms do in a covalent bond?
a)
Share electrons
b)
Transfer electrons
c)
Lose protons
d)
Exchange neutrons
102.
What is a molecule?
a)
Compound with covalent bonds
b)
Ionic bond structure
c)
Atom with lost electrons
d)
Metal compound
103.
How many electrons are shared in a single bond?
a)
2
b)
4
c)
6
d)
8
104.
How many electrons are shared in a double bond?
a)
4
b)
2
c)
6
d)
8
105.
How many electrons are shared in a triple bond?
a)
6
b)
4
c)
2
d)
8
106.
What type of bond is found in H₂?
a)
Single bond
b)
Double bond
c)
Triple bond
d)
No bond
107.
What type of bond is found in O₂?
a)
Double bond
b)
Single bond
c)
Triple bond
d)
Ionic bond
108.
What type of bond is found in N₂?
a)
Triple bond
b)
Single bond
c)
Double bond
d)
Metallic bond
109.
What is the state of covalent compounds?
a)
Solid, liquid, or gas
b)
Only solid
c)
Only liquid
d)
Only gas
110.
Do covalent compounds have high melting points?
a)
No
b)
Yes
c)
Only when solid
d)
Only in gas form
111.
Can covalent compounds conduct electricity in water?
a)
No
b)
Yes
c)
Sometimes
d)
Only when heated
112.
What is the first step in naming a covalent compound?
a)
Name first element with prefix
b)
Name second element
c)
List both elements alphabetically
d)
Use Roman numerals
113.
When naming, when do you not use "mono-"?
a)
First element
b)
Second element
c)
Third element
d)
Fourth element
114.
What prefix means 1?
a)
Mono
b)
Di
c)
Tri
d)
Tetra
115.
What prefix means 2?
a)
Di
b)
Mono
c)
Tri
d)
Tetra
116.
What prefix means 3?
a)
Tri
b)
Tetra
c)
Penta
d)
Hexa
117.
What prefix means 4?
a)
Tetra
b)
Tri
c)
Penta
d)
Hexa
118.
What prefix means 5?
a)
Penta
b)
Tetra
c)
Hexa
d)
Nona
119.
What prefix means 6?
a)
Hexa
b)
Penta
c)
Tetra
d)
Octa
120.
What prefix means 7?
a)
Hepta
b)
Hexa
c)
Octa
d)
Nona
121.
What prefix means 8?
a)
Octa
b)
Hepta
c)
Nona
d)
Deca
122.
What prefix means 9?
a)
Nona
b)
Octa
c)
Deca
d)
Hepta
123.
What prefix means 10?
a)
Deca
b)
Nona
c)
Octa
d)
Hexa
124.
What is the name for CO₂?
a)
Carbon dioxide
b)
Carbon monoxide
c)
Carbon oxide
d)
Carbon trioxide
125.
What is the name for H₂O?
a)
Dihydrogen monoxide
b)
Hydrogen dioxide
c)
Hydrogen oxide
d)
Dihydrogen oxide
126.
What is the name for CH₄?
a)
Carbon tetrahydride
b)
Carbon tetraoxide
c)
Carbon tetrahydroxide
d)
Carbon trihydride
127.
What is the name for PCl₃?
a)
Phosphorous trichloride
b)
Phosphorous chloride
c)
Phosphorous dichloride
d)
Phosphorous tetrachloride
128.
What is the name for P₄O₁₀?
a)
Tetraphosphorous decaoxide
b)
Tetraphosphorous decoxide
c)
Phosphorous tetraoxide
d)
Phosphorous decaoxide
129.
What is the formula for dichlorine monoxide?
a)
Cl₂O
b)
ClO₂
c)
Cl₂O₂
d)
ClO
130.
What is the formula for dicarbon tetraoxide?
a)
C₂O₄
b)
CO₂
c)
C₄O₂
d)
CO₄
131.
What is the formula for hydrogen monosulfide?
a)
HS
b)
H₂S
c)
H₂SO₄
d)
HS₂
132.
What is the formula for pentaphosphorous trinitride?
a)
P₅N₃
b)
P₃N₅
c)
PN₃
d)
P₅N₂
133.
What is the formula for sulfur pentoxide?
a)
SO₅
b)
S₅O
c)
SO₄
d)
SO₃
134.
What is the formula for silicon tetrafluoride?
a)
SiF₄
b)
SiF₃
c)
Si₄F
d)
SiF₂
135.
Which bond shares electrons equally?
a)
Covalent bond
b)
Ionic bond
c)
Metallic bond
d)
Hydrogen bond
136.
Which bond involves transferred electrons?
a)
Ionic bond
b)
Covalent bond
c)
Hydrogen bond
d)
Polar bond
137.
What is another name for a covalent bond structure?
a)
Molecule
b)
Crystal
c)
Ion
d)
Solid lattice
138.
Which has lower melting points, ionic or covalent compounds?
a)
Covalent
b)
Ionic
c)
Both the same
d)
Neither
139.
What is the key to determining the formula of a covalent compound?
a)
Prefixes
b)
Crisscrossing
c)
Roman numerals
d)
Oxidation numbers
140.
Can covalent compounds be gases at room temperature?
a)
Yes
b)
No
c)
Only under pressure
d)
Only with metals
141.
Are ionic compounds able to conduct electricity in water?
a)
Yes
b)
No
c)
Only if gaseous
d)
Only in solid form
142.
What is the correct name for CO?
a)
Carbon monoxide
b)
Carbon dioxide
c)
Carbon oxide
d)
Carbon monooxide
143.
What is the formula for dinitrogen pentoxide?
a)
N₂O₅
b)
NO₂
c)
N₂O₃
d)
N₅O₂
144.
What is the correct name for N₂O₅?
a)
Dinitrogen pentoxide
b)
Dinitrogen pentoxide
c)
Nitrogen pentoxide
d)
Nitrogen dioxide
145.
How many oxygen atoms are in P₄O₁₀?
a)
10
b)
4
c)
5
d)
8
146.
How many phosphorous atoms are in P₄O₁₀?
a)
4
b)
10
c)
5
d)
2
147.
What happens if there is no prefix before the second element?
a)
Add "mono-"
b)
Leave blank
c)
Add "di-"
d)
Use suffix "-one"
148.
In naming covalent compounds, what suffix is always added to the second element?
a)
-ide
b)
-ate
c)
-ite
d)
-one
149.
Which compound is named sulfur hexafluoride?
a)
SF₆
b)
SF₄
c)
S₂F
d)
S₂F₆
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