Chemistry An Introduction to General Organic And Biological Chemistry 13 Ed by Karen C. Timberlake – Test Bank
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Sample
Questions
An Introduction to General, Organic, and Biological Chemistry,
13e (Timberlake)
Chapter 4 Atoms and Elements
4.1 Multiple-Choice Questions
1) The primary substances of which all other things are composed
are ________.
1. A)
molecules
2. B)
compounds
3. C)
elements
4. D)
electrons
5. E)
protons
Answer: C
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
2) Pb is the symbol for ________.
1. A)
lead
2. B)
silver
3. C)
plumbium
4. D)
potassium
5. E)
mercury
Answer: A
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
3) Select the correct symbol for the element aluminum.
1. A) Al
2. B) Am
3. C) Au
4. D) Sn
5. E) Ag
Answer: A
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
4) Select the correct symbol for the element iron.
1. A) Ir
2. B) Fs
3. C) Fe
4. D) In
5. E) FE
Answer: C
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
5) Select the correct symbol for the element sodium.
1. A) So
2. B) Na
3. C) No
4. D) Sm
5. E) Au
Answer: B
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
6) Select the correct symbol for the element mercury.
1. A) Mr
2. B) Na
3. C) Au
4. D) Hg
5. E) Ag
Answer: D
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make connections
between concepts across chemistry.
7) Select the correct symbol for the element potassium.
1. A) P
2. B) Po
3. C) Pt
4. D) K
5. E) Ko
Answer: D
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
8) Select the correct symbol for the element silver.
1. A) S
2. B) Si
3. C) Ag
4. D) Au
5. E) AG
Answer: C
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
9) Select the correct symbol for the element gold.
1. A) Go
2. B) Hg
3. C) Ag
4. D) Au
5. E) AU
Answer: D
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
10) Ca is the symbol for ________.
1. A)
calcium
2. B)
carbon
3. C)
cobalt
4. D)
copper
5. E)
cadmium
Answer: A
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
11) What elements are in hydroxyapatite, OH, a major compound in
human bones and teeth?
1. A)
carbon, potassium, oxygen, hydrogen
2. B)
calcium, phosphorous, oxygen, hydrogen
3. C)
carbon, phosphorous, oxygen, helium
4. D)
calcium, phosphorous, oxygen, helium
5. E)
carbon, potassium, oxygen, helium
Answer: B
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
12) Which of the following is a characteristic of the modern
periodic table?
1. A) A
group is a horizontal row on the periodic table.
2. B) A
period is a column on the periodic table.
3. C)
The elements in each group have similar chemical properties.
4. D)
The B groups contain the representative elements.
5. E)
The A groups contain the transition elements.
Answer: C
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
13) Which of the following properties is not a characteristic of
the Group 1A (1) elements (alkali metals)?
1. A)
They are shiny.
2. B)
They are good conductors of heat.
3. C)
They react vigorously with water.
4. D)
Most of them are liquids at room temperature.
5. E)
They are good conductors of electricity.
Answer: D
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
14) The Group 8A (18) elements ________.
1. A)
are unreactive and are rarely found in combination with other elements
2. B)
are good conductors of electricity
3. C)
melt at high temperatures
4. D)
are liquids at room temperature
5. E)
react vigorously with water
Answer: A
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
15) Which of the following elements is a metal?
1. A)
nitrogen
2. B)
fluorine
3. C)
argon
4. D)
strontium
5. E)
phosphorus
Answer: D
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
16) Which of the following elements is a nonmetal?
1. A)
nitrogen
2. B)
sodium
3. C)
iron
4. D)
silver
5. E)
calcium
Answer: A
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
17) Which of the following elements is a metalloid?
1. A)
nitrogen
2. B)
lithium
3. C)
iron
4. D)
gold
5. E)
silicon
Answer: E
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
18) Which of the following is a characteristic of nonmetals?
1. A)
shiny
2. B)
malleable
3. C)
good conductors of heat
4. D)
low melting points
5. E)
good conductors of electricity
Answer: D
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
19) Which of the following elements is a noble gas?
1. A)
oxygen
2. B)
chlorine
3. C)
bromine
4. D)
argon
5. E)
nitrogen
Answer: D
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
20) The elements lithium, sodium, and potassium ________.
1. A)
are isotopes of each other
2. B)
are in the same period of elements
3. C)
have the same number of neutrons
4. D)
are in the same group
5. E)
have the same mass number
Answer: D
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
21) The elements sodium, magnesium, and silicon ________.
1. A)
are isotopes of each other
2. B)
are in the same period of elements
3. C)
have the same number of neutrons
4. D)
are in the same group
5. E)
have the same mass number
Answer: B
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
22) Which element would have physical and chemical properties
similar to chlorine?
1. A) Ar
2. B) Br
3. C) S
4. D) O
5. E) P
Answer: B
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
23) What is the symbol of the element in Group 4A (14) and
Period 2?
1. A) Be
2. B) Mg
3. C) Ca
4. D) C
5. E) Si
Answer: D
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
24) The element in this list with chemical properties similar to
magnesium is ________.
1. A)
sodium
2. B)
boron
3. C)
carbon
4. D)
strontium
5. E)
chlorine
Answer: D
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
25) Identify the noble gas in the following list.
1. A)
helium
2. B)
nitrogen
3. C)
oxygen
4. D)
gold
5. E)
chlorine
Answer: A
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
26) Semiconductors are located in the periodic table on (or in)
the ________.
1. A)
left side of the table
2. B)
right side of the table
3. C)
line dividing metals from nonmetals in the table
4. D)
first period of the table
5. E)
last period of the table
Answer: C
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
27) Identify the metalloid in the following list.
1. A)
sulfur
2. B)
fluorine
3. C)
silver
4. D)
copper
5. E) germanium
Answer: E
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
28) The smallest particle of an element that retains the
characteristics of the element is a(n) ________.
1. A)
electron
2. B)
neutron
3. C)
proton
4. D)
atom
5. E)
nucleus
Answer: D
Page Ref: 4.3
Learning Obj.: 4.3
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
29) According to the atomic theory, ________.
1. A)
all atoms are different
2. B)
atoms are neither created nor destroyed during a chemical reaction
3. C)
atoms of the same element combine to form compounds
4. D)
all matter is made up of tiny particles called electrons
5. E) a
compound can contain different numbers of atoms as long as it has the same
kinds of atoms
Answer: B
Page Ref: 4.3
Learning Obj.: 4.3
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
30) Which of the following descriptions of a subatomic particle
is correct?
1. A) A
proton has a positive charge and a mass of approximately 1 amu.
2. B) An
electron has a negative charge and a mass of approximately 1 amu.
3. C) A
neutron has no charge and its mass is negligible.
4. D) A
proton has a positive charge and a negligible mass.
5. E) A
neutron has a positive charge and a mass of approximately 1 amu.
Answer: A
Page Ref: 4.3
Learning Obj.: 4.3
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
31) In an atom, the nucleus contains ________.
1. A) an
equal number of protons and electrons
2. B)
all the protons and neutrons
3. C)
all the protons and electrons
4. D)
only neutrons
5. E)
only protons
Answer: B
Page Ref: 4.3
Learning Obj.: 4.3
Global Outcomes: G4 Demonstrate the quantitative
skills needed to succeed in chemistry.
32) The atomic number of an atom is equal to the number of
________.
1. A)
nuclei
2. B)
neutrons
3. C)
neutrons plus protons
4. D)
electrons plus protons
5. E)
protons
Answer: E
Page Ref: 4.4
Learning Obj.: 4.4
Global Outcomes: G4 Demonstrate the quantitative
skills needed to succeed in chemistry.
33) The number of neutrons in an atom is equal to ________.
1. A)
the atomic number
2. B)
the mass number
3. C)
the mass number + the atomic number
4. D)
the mass number – the atomic number
5. E)
the number of protons
Answer: D
Page Ref: 4.4
Learning Obj.: 4.4
Global Outcomes: G4 Demonstrate the quantitative
skills needed to succeed in chemistry.
34) The mass number of an atom can be calculated from ________.
1. A)
the number of electrons
2. B)
the number of protons plus neutrons
3. C)
the number of protons
4. D)
the number of electrons plus protons
5. E)
the number of neutrons
Answer: B
Page Ref: 4.4
Learning Obj.: 4.4
Global Outcomes: G4 Demonstrate the quantitative
skills needed to succeed in chemistry.
35) What is the mass number of an atom of potassium that has 20
neutrons?
1. A) 15
2. B) 19
3. C) 35
4. D) 39
5. E) 59
Answer: D
Page Ref: 4.4
Learning Obj.: 4.4
Global Outcomes: G4 Demonstrate the quantitative
skills needed to succeed in chemistry.
36) Consider a neutral atom with 30 protons and 34 neutrons. The
atomic number of the element is ________.
1. A) 30
2. B) 32
3. C) 34
4. D) 64
5. E) 94
Answer: A
Page Ref: 4.4
Learning Obj.: 4.4
Global Outcomes: G4 Demonstrate the quantitative
skills needed to succeed in chemistry.
37) Consider a neutral atom with 30 protons and 34 neutrons. The
mass number for this atom is ________.
1. A) 30
2. B) 32
3. C) 34
4. D) 64
5. E) 94
Answer: D
Page Ref: 4.4
Learning Obj.: 4.4
Global Outcomes: G4 Demonstrate the quantitative
skills needed to succeed in chemistry.
38) Consider a neutral atom with 30 protons and 34 neutrons. The
number of electrons in this atom is ________.
1. A) 30
2. B) 32
3. C) 34
4. D) 64
5. E) 94
Answer: A
Page Ref: 4.4
Learning Obj.: 4.4
Global Outcomes: G4 Demonstrate the quantitative
skills needed to succeed in chemistry.
39) How many protons are in an isotope of sodium with a mass
number of 25?
1. A) 11
2. B) 14
3. C) 15
4. D) 25
5. E) 32
Answer: A
Page Ref: 4.4
Learning Obj.: 4.4
Global Outcomes: G4 Demonstrate the quantitative
skills needed to succeed in chemistry.
40) Consider an isotope of sodium with a mass number of 25. The
number of neutrons in this isotope of sodium is ________.
1. A) 11
2. B) 14
3. C) 16
4. D) 25
5. E) 32
Answer: B
Page Ref: 4.4
Learning Obj.: 4.4
Global Outcomes: G4 Demonstrate the quantitative
skills needed to succeed in chemistry.
41) Which of the following gives the correct numbers of protons,
neutrons, and electrons in a neutral atom of Sn?
1. A)
118 protons, 50 neutrons, 118 electrons
2. B)
118 protons, 118 neutrons, 50 electrons
3. C) 50
protons, 68 neutrons, 50 electrons
4. D) 68
protons, 68 neutrons, 50 electrons
5. E) 50
protons, 50 neutrons, 50 electrons
Answer: C
Page Ref: 4.5
Learning Obj.: 4.5
Global Outcomes: G4 Demonstrate the quantitative
skills needed to succeed in chemistry.
42) Isotopes are atoms of the same element that have ________.
1. A)
different atomic numbers
2. B)
the same atomic numbers but different numbers of protons
3. C)
the same atomic numbers but different numbers of electrons
4. D)
the same atomic number but different numbers of neutrons
5. E)
the same atomic mass but different numbers of protons
Answer: D
Page Ref: 4.5
Learning Obj.: 4.5
Global Outcomes: G4 Demonstrate the quantitative
skills needed to succeed in chemistry.
43) The correct symbol for the isotope of potassium with 22
neutrons is ________.
1. A) K
2. B) K
3. C) P
4. D) P
5. E) K
Answer: A
Page Ref: 4.5
Learning Obj.: 4.5
Global Outcomes: G4 Demonstrate the quantitative
skills needed to succeed in chemistry.
44) The atomic mass of an element is equal to ________.
1. A)
its mass number
2. B)
its atomic number
3. C)
one-twelfth of the mass of a carbon-12 atom
4. D)
the mass of an “average atom”
5. E)
the mass of the heaviest isotope
Answer: D
Page Ref: 4.5
Learning Obj.: 4.5
Global Outcomes: G4 Demonstrate the quantitative
skills needed to succeed in chemistry.
45) A sample of chlorine has two naturally occurring
isotopes. The isotope Cl-35 makes up 75.8% of the sample, and the isotope
Cl-37 makes up 24.3% of the sample. Which of the following statements is
true?
35.
A) The atomic mass of chlorine will be less than 35.
36.
B) The atomic mass of chlorine will be more than 37.
37.
C) You cannot tell what the atomic mass will be.
38.
D) The atomic mass will be between 35 and 37.
39.
E) The atomic mass will be 24.3.
Answer: D
Page Ref: 4.5
Learning Obj.: 4.5
Global Outcomes: G4 Demonstrate the quantitative
skills needed to succeed in chemistry.
46) Which of the following is not true for the atoms 13N, 14N,
and 15N?
1. A)
They all have the same mass number.
2. B)
They are isotopes.
3. C)
They all have the same atomic number.
4. D)
They all have 7 protons.
5. E)
They all have 7 electrons.
Answer: A
Page Ref: 4.5
Learning Obj.: 4.5
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
47) The electron arrangement of any particular atom shows
________.
1. A)
the number of isotopes possible
2. B) a
description of the shape of each electron energy level
3. C)
the number of electrons in each energy level
4. D) a
diagram of an atomic nucleus
5. E)
the maximum number of electrons each energy level can hold
Answer: C
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
48) The maximum number of electrons that may occupy the third
electron energy level is ________.
1. A) 2
2. B) 8
3. C) 10
4. D) 18
5. E) 32
Answer: D
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
49) What is the element with the electron arrangement 2,8,7?
1. A) Be
2. B) Cl
3. C) F
4. D) S
5. E) Ar
Answer: B
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
50) What is the electron arrangement for aluminum?
1. A)
2,8,3
2. B)
2,8,5
3. C)
2,8,7
4. D)
2,8,8
5. E)
2,8,10
Answer: A
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make connections
between concepts across chemistry.
51) What is the electron arrangement for potassium (atomic
number 19)?
1. A)
2,8,9
2. B)
2,8,7,2
3. C)
2,10,7
4. D)
2,8,8,1
5. E)
2,8,6,3
Answer: D
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
52) What element has the electron arrangement 2,8,4?
1. A)
carbon
2. B)
oxygen
3. C)
sulfur
4. D)
iron
5. E)
silicon
Answer: E
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
53) The number of electrons in the outer energy level of a
neutral atom of boron (atomic number 5) is ________.
1. A) 2
2. B) 3
3. C) 5
4. D) 8
5. E) 10
Answer: B
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
54) What is the correct electron arrangement for the lithium
atom?
1. A) 3
2. B)
3,1
3. C)
1,2
4. D)
2,1
5. E)
2,5
Answer: D
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
55) The number of electron energy levels in a magnesium atom is
________.
1. A) 1
2. B) 2
3. C) 3
4. D) 4
5. E) 5
Answer: C
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make
connections between concepts across chemistry.
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