Chemistry Test - Review

1
Chemistry Test - Review

• For Monday 2/13/12

2
Periodic Table
Basics

• Challenge 1

T. Trimpe 2008 http//sciencespot.net/
3
Use a periodic table and your knowledge of the
element families to identify each element by
name.
1. I am a member of the Carbon family with 14
electrons. 2. I am a member of the Alkaline Earth
family and would have 6 energy levels. 3. I am a
halide that is a liquid at room temperature. 4. I
am a transition metal with 79 protons. 5. I am a
member of the Alkali Metal family with 20
neutrons.
4
The answers are
1. I am a member of the Carbon family with 14
electrons. 2. I am a member of the Alkaline Earth
family and would have 6 energy levels. 3. I am a
halide that is a liquid at room temperature. 4. I
am a transition metal with 79 protons. 5. I am a
member of the Alkali Metal family with 20
neutrons.
Silicon
Barium
Bromine
Gold
Potassium
5
Periodic Table
Basics

• Challenge 2

T. Trimpe 2008 http//sciencespot.net/
6
Use a periodic table and your knowledge of the
element families to identify each element by
name.
1. I am a member of the Halide family and am a
liquid at room temperature. 2. I am a member of
the Alkaline Earth family and would have 4 energy
levels. 3. I am a member of the Nitrogen family
that is gas at room temperature. 4. I am a
transition metal with 110 neutrons. 5. I am a
member of the Oxygen family with 16 protons and
16 neutrons.
7
The answers are
1. I am a member of the Boron family and am a
liquid at room temperature. 2. I am a member of
the Alkaline Earth family and would have 4 energy
levels. 3. I am a member of the Nitrogen family
that is gas at room temperature. 4. I am a
transition metal with 110 neutrons. 5. I am a
member of the Oxygen family with 16 protons and
16 neutrons.
Bromine
Calcium
Nitrogen
Tungsten
Sulfur
8
Periodic Table
Basics

• Challenge 3

T. Trimpe 2008 http//sciencespot.net/
9
Use a periodic table and your knowledge of the
element families to identify each element by
name.
1. I am a Noble Gas that is found in the 6th
period. 2. I am a member of the Alkaline Earth
family and have 88 electrons. 3. I am a
transition metal that is a liquid at room
temperature. 4. I am a member of the Carbon
family that is found in the 5th period. 5. I am a
Halide that is a gas at room temperature and have
3 energy levels.
10
The answers are
1. I am a Noble Gas that is found in the 6th
period. 2. I am a member of the Alkaline Earth
family and have 88 electrons. 3. I am a
transition metal that is a liquid at room
temperature. 4. I am a member of the Carbon
family that is found in the 5th period. 5. I am a
Halide that is a gas at room temperature and have
3 energy levels.
Radon
Radium
Mercury
Tin
Chlorine
11
Periodic Table
Basics

• Challenge 4

T. Trimpe 2008 http//sciencespot.net/
12
Use your knowledge of the relationships in the
periodic table to answer each question.
A B C
D E F
G H I
1. If Element B has 14 protons, how many would an
atom of Element C have? 2. If Element G has 3
valance electrons, how many would Element A
have? 3. If Element I has 3 energy levels, how
many would Element F have? 4. If Element D has 22
electrons, how many would Element F have? 5. If
Element E has 4 valence electrons, how many would
Element I have?
Mystery Table
13
The answers are
1. If Element B has 14 protons, how many would an
atom of Element C have? 2. If Element G has 3
valance electrons, how many would Element A
have? 3. If Element I has 3 energy levels, how
many would Element F have? 4. If Element D has 22
electrons, how many would Element F have? 5. If
Element E has 4 valence electrons, how many would
Element I have?
A B C
D E F
G H I
15
3
2
26
5
14
Atomic Math

• Challenge 1

T. Trimpe 2008 http//sciencespot.net/
15
Use the information provided to answer the
questions.

1. What is the atomic number for Chlorine?
2. What is the atomic mass for Boron?
3. How many protons are in an atom of Na?
4. How many neutrons are in an atom of He?
5. How many electrons are in an atom of Cl?
6. How many protons and neutrons would be in an
   atom of Chlorine?
7. How many neutrons are in an atom of Na?
8. How many protons and neutrons are in an atom of
   Helium?

16
The answers are
17

1. What is the atomic number for Chlorine?
2. What is the atomic mass for Boron?
3. How many protons are in an atom of Na?
4. How many neutrons are in an atom of He?
5. How many electrons are in an atom of Cl?
6. How many protons and neutrons would be in an
   atom of Chlorine?
7. How many neutrons are in an atom of Na?
8. How many protons and neutrons are in an atom of
   Helium?

10.81 or 11
11
2
17
35.453or 35
12
4.003 or 4
17
Periodic Table
Basics

• Challenge 5

T. Trimpe 2008 http//sciencespot.net/
18
Use your knowledge of the relationships in the
periodic table to answer each question.
A B C
D E F
G H I
1. If Element D has 14 protons, how many would an
atom of Element F have? 2. If Element H has 3
valance electrons, how many would Element C
have? 3. If Element I has 4 energy levels, how
many would Element B have? 4. If Element C has 22
electrons, how many would Element A have? 5. If
Element F has 4 valence electrons, how many would
Element G have?
Mystery Table
19
The answers are
A B C
D E F
G H I
1. If Element D has 14 protons, how many would an
atom of Element F have? 2. If Element H has 3
valance electrons, how many would Element C
have? 3. If Element I has 4 energy levels, how
many would Element B have? 4. If Element C has 22
electrons, how many would Element A have? 5. If
Element C has 4 valence electrons, how many would
Element G have?
16
4
2
24
2
20
Atomic Math

• Challenge 2

T. Trimpe 2008 http//sciencespot.net/
21
Use the information provided to answer the
questions.

1. What is the atomic number for lithium?
2. How many protons does an atom of Si have?
3. What is the atomic mass for Argon?
4. How many electrons does an atom of H have?
5. How many neutrons are in an atom of Li?
6. How many electrons are in an atom of Si?
7. How many electrons would be in the second energy
   level of an atom of Si?
8. How many protons and neutrons are in an atom of
   Argon?

22
The answers are
3

1. What is the atomic number for lithium?
2. How many protons does an atom of Si have?
3. What is the atomic mass for Argon?
4. How many electrons does an atom of H have?
5. How many neutrons are in an atom of Li?
6. How many electrons are in an atom of Si?
7. How many electrons would be in the second energy
   level of an atom of Si?
8. How many protons and neutrons are in an atom of
   Argon?

14
39.95
1
4
14
8
39.95
23
Atomic Math

• Challenge 3

T. Trimpe 2008 http//sciencespot.net/
24
Fill in the chart using the information provided.
Element Atomic Atomic Mass Protons Neutrons Electrons
Li 3 7 A B C
O 8 D E 8 F
Al G 27 H I 13
A
B
C
D
E
F
G
H
I
25
The answers are
Element Atomic Atomic Mass Protons Neutrons Electrons
Li 3 7 A B C
O 8 D E 8 F
Al G 27 H I 13
3
4
3
16
8
8
13
13
14
26
Atomic Math

• Challenge 4

T. Trimpe 2008 http//sciencespot.net/
27
Fill in the correct number for each letter using
the information provided.
Element Atomic Number Atomic Mass of Protons of Neutrons of Electrons
Mg 12 24 A B C
P 15 D E 16 F
K G 39 H I 19
A
B
C
D
E
F
G
H
I
28
The answers are
Element Atomic Atomic Mass Protons Neutrons Electrons
Mg 12 24 A B C
P 15 D E 16 F
K G 39 H I 19
12
12
12
31
15
15
19
19
20
29
Atomic Math

• Challenge 5

T. Trimpe 2008 http//sciencespot.net/
30
Use a periodic table to help you identify each
element. Give its symbol for the answer.
1. I am a member of the Boron family with 49
protons. 2. I have a total of 74 electrons in an
atom. 3. I have an atomic mass of 55.847. 4. I
have 8 neutrons in an atom. 5. I have 14 protons,
14 neutrons, and 14 electrons in an atom. 6. I
have 99 protons and 99 electrons in an atom. 7. I
am a member of the Halide family with 18
neutrons. 8. I have 20 neutrons, but only 2
valence electrons.
31
The answers are
1. I am a member of the Boron family with 49
protons. 2. I have a total of 74 electrons in an
atom. 3. I have an atomic mass of 55.847. 4. I
have 8 neutrons in an atom. 5. I have 14 protons,
14 neutrons, and 14 electrons in an atom. 6. I
have 99 protons and 99 electrons in an atom. 7. I
am a member of the Halide family with 18
neutrons. 8. I have 20 neutrons, but only 2
valence electrons.
In
W
Fe
O
Si
Es
Cl
Ca
32
Chemistry
Bohr Diagrams
Challenge 1
By Liz LaRosa http//www.middleschoolscience.com
for http//sciencespot.net/ 2008
33
Draw a Bohr Diagram for each of the following
elements
F
Li
C
34
Draw a Bohr Diagram for each of the following
elements
F
Li
C
35
Chemistry
Bohr Diagrams
Challenge 2
By Liz LaRosa http//www.middleschoolscience.com
for http//sciencespot.net/ 2008
36
Draw a Bohr Diagram for each of the following
elements
H
Ar
He
37
Draw a Bohr Diagram for each of the following
elements
H
Ar
He
38
Chemistry
Bohr Diagrams
Challenge 3
By Liz LaRosa http//www.middleschoolscience.com
for http//sciencespot.net/ 2008
39
Draw a Bohr Diagram for each of the following
elements
N
Na
B
40
Draw a Bohr Diagram for each of the following
elements
N
Na
B
41
Chemistry
Bonding
Challenge 1
By Liz LaRosa http//www.middleschoolscience.com
for http//sciencespot.net/ 2008
42
Determine if the following Molecules contain
Ionic or Covalent Bonds
H
Cl
Na
Cl
Cl
K
43
Determine if the following Molecules contain
Ionic or Covalent Bonds
H
Cl
Covalent
-

Na
Cl
Ionic
-

Cl
K
Ionic
44
Chemistry
Bonding
Challenge 2
By Liz LaRosa http//www.middleschoolscience.com
for http//sciencespot.net/ 2008
45
Determine if the following Molecules contain
Ionic or Covalent Bonds
Cl
Cl
Li
Br
O
O
46
Determine if the following Molecules contain
Ionic or Covalent Bonds
Cl
Cl
Covalent

-
Li
Br
Ionic
O
O
Covalent
47
Chemistry
Bonding
Challenge 3
By Liz LaRosa http//www.middleschoolscience.com
for http//sciencespot.net/ 2008
48
Make a molecule out of the following
atoms. Determine if it is an Ionic or Covalent
Bond. Write the chemical formula for the
molecule.
49
Make a molecule out of the following
atoms. Determine if it is an Ionic or Covalent
Bond. Write the chemical formula for the
molecule.
Covalent
H20
50
Chemistry
Bonding
Challenge 4
By Liz LaRosa http//www.middleschoolscience.com
for http//sciencespot.net/ 2008
51
Make a molecule out of the following
atoms. Determine if it is an Ionic or Covalent
Bond. Write the chemical formula for the molecule.
52
Make a molecule out of the following
atoms. Determine if it is an Ionic or Covalent
Bond. Write the chemical formula for the molecule.
Covalent
CH4
53
Chemistry
Bonding
Challenge 5
By Liz LaRosa http//www.middleschoolscience.com
for http//sciencespot.net/ 2008
54
Make a molecule out of the following
atoms. Determine if it is an Ionic or Covalent
Bond. Write the chemical formula for the molecule.
55
Make a molecule out of the following
atoms. Determine if it is an Ionic or Covalent
Bond. Write the chemical formula for the molecule.
Covalent
NH3
56
Chemistry
Bonding
Challenge 6
By Liz LaRosa http//www.middleschoolscience.com
for http//sciencespot.net/ 2008
57
Make a molecule out of the following
atoms. Determine if it is an Ionic or Covalent
Bond. Write the chemical formula for the molecule.
58
Make a molecule out of the following
atoms. Determine if it is an Ionic or Covalent
Bond. Write the chemical formula for the molecule.

-
-
Ionic
CaCl2
59
Chemistry
Lewis Structures
Challenge 1
By Liz LaRosa http//www.middleschoolscience.com
for http//sciencespot.net/ 2008
60
Draw a Lewis Structure for each of the following
elements
K
Cl
N
61
Draw a Lewis Structure for each of the following
elements
K
Cl
N
62
Chemistry
Lewis Structures
Challenge 2
By Liz LaRosa http//www.middleschoolscience.com
for http//sciencespot.net/ 2008
63
Draw a Lewis Structure for each of the following
elements
Be
O
Ne
64
Draw a Lewis Structure for each of the following
elements
Be
O
Ne
65
Chemistry
Lewis Structures
Challenge 3
By Liz LaRosa http//www.middleschoolscience.com
for http//sciencespot.net/ 2008
66
Draw a Lewis Structure for each of the following
elements
Ca
B
S
67
Draw a Lewis Structure for each of the following
elements
Ca
B
S
68
Chemistry
Lewis Structures
Challenge 4
By Liz LaRosa http//www.middleschoolscience.com
for http//sciencespot.net/ 2008
69
Draw a Lewis Structure for each of the following
elements
As
Pb
I
70
Draw a Lewis Structure for each of the following
elements
As
Pb
I