(PDF Download) Test Bank For Campbell Biology 11th Edition by Urry Cain Wasserman Minorsky and Reece ISBN 0134093410 9780134093413 Fulll Chapter
(PDF Download) Test Bank For Campbell Biology 11th Edition by Urry Cain Wasserman Minorsky and Reece ISBN 0134093410 9780134093413 Fulll Chapter
(PDF Download) Test Bank For Campbell Biology 11th Edition by Urry Cain Wasserman Minorsky and Reece ISBN 0134093410 9780134093413 Fulll Chapter
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Test Bank for Campbell Biology 11th Edition by Urry Cain
Wasserman Minorsky and Reece ISBN 0134093410 9780134093413
Solution Manual:
https://testbankpack.com/p/solution-manual-for-campbell-biology-11th-
edition-by-urry-cain-wasserman-minorsky-and-reece-isbn-0134093410-
9780134093413/
1) About 25 of the 92 natural elements are known to be essential to life. Which 4 of these 25
elements make up approximately 96% of living matter?
A) carbon, sodium, hydrogen, nitrogen
B) carbon, oxygen, phosphorus,
hydrogen C) oxygen, hydrogen, calcium,
nitrogen D) carbon, hydrogen, nitrogen,
oxygen Answer: D
Bloom's Taxonomy: Knowledge/Comprehension
Section: 2.1
2) Trace elements are those required by an organism in only minute quantities. Which of the
following is a trace element that is required by humans and other vertebrates, but not by
other organisms such as bacteria or plants?
A) calcium B)
iodine C)
sodium D)
phosphorus
Answer: B
Bloom's Taxonomy: Knowledge/Comprehension
Section: 2.1
1
Copyright © 2017 Pearson Education, Inc.
5) Atoms have no electric charge because they have
. A) uncharged neutrons in their nuclei
B) an equal number of protons and neutrons
C) an equal number of protons and electrons
D) an equal number of charged and uncharged subatomic particles
Answer: C
Bloom's Taxonomy: Application/Analysis
Section: 2.2
6) An ion with six protons, seven neutrons, and a charge of 2+ has an atomic number of
.
A) four B)
five C) six
D) seven
Answer: C
Bloom's Taxonomy: Application/Analysis
Section: 2.2
7) Molybdenum has an atomic number of 42. Several common isotopes exist, with mass numbers
from 92-100. Which of the following can be true?
A) Molybdenum atoms can have between 50 and 58 neutrons.
B) Molybdenum atoms can have between 50 and 58 protons. C)
Molybdenum atoms can have between 50 and 58 electrons. D)
Isotopes of molybdenum have different numbers of electrons.
Answer: A
Bloom's Taxonomy: Knowledge/Comprehension
Section: 2.2
9) A(n) has charge but negligible mass, whereas a(n) has mass but no
charge.
A) proton; neutron
B) neutron; proton
C) neutron; electron
D) electron;
neutron Answer: D
Bloom's Taxonomy: Knowledge/Comprehension
Section: 2.2
2
Copyright © 2017 Pearson Education, Inc.
10) The atomic number of nitrogen is 7. Nitrogen-15 has a greater mass number than nitrogen-
14 because the atomic nucleus of nitrogen-15 contains .
A) 7 neutrons
B) 8 neutrons
C) 8 protons
D) 15 protons
Answer: B
Bloom's Taxonomy: Knowledge/Comprehension
Section: 2.2
11) The left to right order of elements in the periodic table is based on their .
A) atomic mass
B) atomic number
C) electric charge of the atom
D) the number of
neutrons Answer: B
Bloom's Taxonomy: Knowledge/Comprehension
Section: 2.2
12) A neutral atom has two, eight, eight electrons in its first, second, and third energy
levels. This information .
A) does not tell us about the atomic number of the element
B) does not tell us about the chemical properties of the element
C) does not tell us about the atomic mass of the element
D) does not tell us about the size of the
element Answer: C
Bloom's Taxonomy: Application/Analysis
Section: 2.2
13Al will most preferably .
13) In a chemical reaction, the element
3
Copyright © 2017 Pearson Education, Inc.
Refer to the following figure (first three rows of the periodic table) to answer the
questions below.
14) What element does not prefer to react with other elements?
A) hydrogen
B) helium
C) beryllium
D) both hydrogen and
beryllium Answer: B
Bloom's Taxonomy: Synthesis/Evaluation
Section: 2.2
15) Which pair of elements would likely have similar valency and thus similar chemical
behavior?
A) nitrogen and phosphorus
B) carbon and nitrogen
C) sodium and chlorine
D) hydrogen and helium
Answer: A
Bloom's Taxonomy: Application/Analysis
Section: 2.2
4
Copyright © 2017 Pearson Education, Inc.
Refer to the following figure to answer the questions below.
17) How many electrons will a single atom of sulfur with no charge and no bonds have in
its valence shell?
A) 6 B) 8
C) 16 D)
32
Answer: A
18) Oxygen has an atomic number of 8 and, most commonly, a mass number of 16. Thus, what is
the atomic mass of an oxygen atom?
A) approximately 8 grams
B) approximately 8 daltons
C) approximately 16 grams
D) approximately 16 daltons
Answer: D
Bloom's Taxonomy: Knowledge/Comprehension
Section: 2.2
72Zn, 75As, and 74Ge have the .
19) Elements
5
Copyright © 2017 Pearson Education, Inc.
20) Can the atomic mass of an element vary?
A) No, it is fixed; otherwise a new element will be formed.
B) Yes. Adding or losing electrons will substantially change the atomic mass.
C) Yes. Adding or losing protons will change the atomic mass without forming a different
element.
D) Yes. Adding or losing neutrons will change the atomic mass without forming a different
element.
Answer: D
Bloom's Taxonomy: Knowledge/Comprehension
Section: 2.2
6
Copyright © 2017 Pearson Education, Inc.
24) Which one of the atoms shown would be most likely to form a cation with a charge of +1?
A)
B)
C)
D)
Answer: A
Bloom's Taxonomy: Application/Analysis
Section: 2.3
7
Copyright © 2017 Pearson Education, Inc.
25) Which one of the atoms shown would be most likely to form an anion with a charge of -1?
A)
B)
C)
D)
Answer: D
Bloom's Taxonomy: Application/Analysis
Section: 2.3
27) What is the maximum number of covalent bonds that an oxygen atom with atomic number
8 can make with hydrogen?
A) 1 B) 2
C) 4 D) 6
Answer: B
8
Copyright © 2017 Pearson Education, Inc.
28) Nitrogen (N) is more electronegative than hydrogen (H). Which of the following is a correct
statement about the atoms in ammonia (NH3)?
A) Each hydrogen atom has a partial positive charge; the nitrogen atom has a partial
negative charge.
B) Ammonia has an overall positive charge.
C) Ammonia has an overall negative charge.
D) The nitrogen atom has a partial positive charge; each hydrogen atom has a partial
negative charge.
Answer: A
Bloom's Taxonomy: Knowledge/Comprehension
Section: 2.3
29) Bonds between two atoms that are equally electronegative are
. A) hydrogen bonds
B) polar covalent bonds
C) nonpolar covalent bonds
D) ionic bonds
Answer: C
Bloom's Taxonomy: Knowledge/Comprehension
Section: 2.3
30) In the following structure where A and B represent two different elements, the valency of
A is and B is _ .
A) one; three
B) one; five
C) three; five
D) eight; eight
Answer: A
Bloom's Taxonomy: Knowledge/Comprehension
Section: 2.3
9
Copyright © 2017 Pearson Education, Inc.
32) What is the difference between covalent bonds and ionic bonds?
A) Covalent bonds involve the sharing of pairs of electrons between atoms; ionic bonds involve
the sharing of single electrons between atoms.
B) Covalent bonds involve the sharing of electrons between atoms; ionic bonds involve the
electrical attraction between charged atoms.
C) Covalent bonds involve the sharing of electrons between atoms; ionic bonds involve the
sharing of protons between charged atoms.
D) Covalent bonds involve the transfer of electrons between charged atoms; ionic bonds involve
the sharing of electrons between atoms.
Answer: B
Bloom's Taxonomy: Knowledge/Comprehension
Section: 2.3
33) The atomic number of chlorine is 17. The atomic number of magnesium is 12. What is
the formula for magnesium chloride?
A) MgCl
B) MgCl2
C) Mg2Cl
D) MgCl3
Answer: B
Bloom's Taxonomy: Application/Analysis
Section: 2.3
34) How many electron pairs are shared between carbon atoms in a molecule that has the
formula C2H4?
A) one
B) two
C) three
D) four
Answer: B
Bloom's Taxonomy: Application/Analysis
Section: 2.3
35) Which bond or interaction would be difficult to disrupt when compounds are put into water?
A) covalent bonds between carbon atoms
B) hydrogen bonds
C) ionic bonds
D) ionic and hydrogen bonds
Answer: A
Bloom's Taxonomy: Application/Analysis
Section: 2.3
10
Copyright © 2017 Pearson Education, Inc.
36) Which of the following is broken when water evaporates?
A) nonpolar covalent bonds
B) ionic bonds
C) hydrogen bonds
D) polar covalent bonds
Answer: C
Bloom's Taxonomy: Knowledge/Comprehension
Section: 2.3
38) What is the maximum number of hydrogen atoms that can be covalently bonded in a
molecule containing two carbon atoms?
A) two B)
four C) six
D) eight
Answer: C
39) What results from the chemical reaction in the illustration? The reactants have no
charge. A) a cation with a net charge of +1 and an anion with a net charge of +1
B) a cation with a net charge of -1 and an anion with a net charge of -1
C) a cation with a net charge of -1 and an anion with a net charge of +1
D) a cation with a net charge of +1 and an anion with a net charge of -1
Answer: D
Bloom's Taxonomy: Knowledge/Comprehension
Section: 2.3
11
Copyright © 2017 Pearson Education, Inc.
40) What is the atomic number of the cation formed in the reaction in the
illustration? A) 8
B) 10 C)
11 D) 16
Answer: C
43) Based on electron configuration, which of the elements in the figure would exhibit a
chemical behavior most like that of oxygen?
A) carbon
B) nitrogen
C) sulfur
D) phosphorus
Answer: C
Bloom's Taxonomy: Application/Analysis
Section: 2.2
12
Copyright © 2017 Pearson Education, Inc.
44) If an atom has a charge of +1, which of the following must be
true? A) It has two more protons than neutrons.
B) It has the same number of protons as
electrons. C) It has one more electron than it does
protons. D) It has one more proton than it does
electrons. Answer: D
Bloom's Taxonomy: Application/Analysis
Section: 2.3
45) Elements found on the left side of the periodic table contain outer shells that are
; these elements tend to form in solution.
A) almost empty; cations
B) almost empty; anions
C) almost full; cations
D) almost full; anions
Answer: A
Bloom's Taxonomy: Application/Analysis
Section: 2.3
46) An atom has four electrons in its valence shell. What types of covalent bonds is it capable of
forming?
A) single, double, or triple
B) single and double only
C) single bonds only
D) double bonds
only Answer: A
Bloom's Taxonomy: Application/Analysis
Section: 2.3
47) When the atoms involved in a covalent bond have the same electronegativity, what type of
bond results?
A) an ionic bond B)
a hydrogen bond
C) a nonpolar covalent bond
D) a polar covalent bond
Answer: C
Bloom's Taxonomy: Knowledge/Comprehension
Section: 2.3
13
Copyright © 2017 Pearson Education, Inc.
48) Nitrogen (N) normally forms three covalent bonds with a valence of five. However,
ammonium has four covalent bonds, each to a different hydrogen (H) atom (H has a valence
of one). What do you predict to be the charge on ammonium?
A) +1 B) -
1 C) +2 D)
-2 Answer:
A
49) You are asked to indicate the type and number of atoms in a molecule. Which
representation would work best?
A) molecular formula
B) structural formula
C) ball-and-stick model
D) space-filling model
Answer: A
Bloom's Taxonomy: Knowledge/Comprehension
Section: 2.3
3H2 + N2 2NH3
14
Copyright © 2017 Pearson Education, Inc.
52) Which of the following factors will increase the rate of reaction in the forward
direction? A) addition of nitrogen
B) addition of ammonia
C) addition of hydrogen
D) addition of both nitrogen and hydrogen
Answer: D
Bloom's Taxonomy: Knowledge/Comprehension
Section: 2.4
15
Copyright © 2017 Pearson Education, Inc.
4) Which statement is true of all atoms that are
anions? A) The atom has more electrons than protons.
B) The atom has more protons than electrons.
C) The atom has fewer protons than does a neutral atom of the same element.
D) The atom has more neutrons than protons.
Answer: A
Bloom's Taxonomy: Knowledge/Comprehension
5) Which of the following statements correctly describes any chemical reaction that has reached
equilibrium?
A) The concentrations of products and reactants are
equal. B) The reaction is now irreversible.
C) Both forward and reverse reactions have halted.
D) The rates of the forward and reverse reactions are
equal. Answer: D
Bloom's Taxonomy: Knowledge/Comprehension
6) We can represent atoms by listing the number of protons, neutrons, and electrons—for
+ 0 - 18
example, 2p , 2n , 2e for helium. Which of the following represents the O isotope of
oxygen?
+ 0 -
A) 7p , 2n , 9e
+ 0 -
B) 8p , 10n , 8e
+ 0 -
C) 9p , 9n , 9e
+ 0 -
D) 10p , 8n , 9e
Answer: B
Bloom's Taxonomy: Application/Analysis
7) The atomic number of sulfur is 16. Sulfur combines with hydrogen by covalent bonding to
form a compound, hydrogen sulfide. Based on the number of valence electrons in a sulfur
atom, predict the molecular formula of the compound.
A) HS
B) HS2
C) H2S
D) H4S
Answer: C
Bloom's Taxonomy: Application/Analysis
16
Copyright © 2017 Pearson Education, Inc.
8) What coefficients must be placed in the following blanks so that all atoms are accounted for in
the products?
A) 2; 1
B) 3; 1
C) 1; 3
D) 2; 2
Answer: D
Bloom's Taxonomy: Application/Analysis
17
Copyright © 2017 Pearson Education, Inc.
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