, DOWNLOAD THE Test Bank for Biochemistry 9th Edition Campbell
fh fh fh fh fh fh fh fh
Chapter 02 - Water: The Solvent for Biochemical Reactions
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1. The tendency for an atom to attract electrons to itself in a chemical bond is called
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
a. polarity.
b. electronegativity.
c. hydrophilicity
d. electrophilicity.
ANSWER: b
POINTS: 1
QUESTION TYPE: Multiple Choice
fh fh
HAS VARIABLES:
fh False
LEARNING OBJECTIVES: CAFA.BIOC.15.1 - New in 6e
fh f h fh fh fh fh
TOPICS: Water and Polarity fh fh
DATE CREATED: fh 12/23/2013 2:14 PM fh fh
DATE MODIFIED:fh 12/23/2013 2:14 PM fh fh
2. If atoms with greatly differing electronegativities form a bond, that bond will be
fh fh fh fh fh fh fh fh fh fh fh fh
a. polar.
b. nonpolar.
c. amphipathic.
d. acidic.
ANSWER: a
POINTS: 1
QUESTION TYPE: Multiple Choice
fh fh
HAS VARIABLES:
fh False
LEARNING OBJECTIVES: CAFA.BIOC.15.1 - New in 6e
fh f h fh fh fh fh
TOPICS: Water and Polarity fh fh
DATE CREATED: fh 12/23/2013 2:14 PM fh fh
DATE MODIFIED:fh 12/23/2013 2:14 PM fh fh
3. Many of the properties of water can be accounted for by the fact that
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a. it is polar fh fh
b. it forms hydrogen bonds
fh fh fh
c. it is a bent molecule
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d. all of these are true
fh fh fh fh
ANSWER: d
POINTS: 1
QUESTION TYPE: Multiple Choice
fh fh
HAS VARIABLES:
fh False
LEARNING OBJECTIVES: CAFA.BIOC.15.6 - Modified in 7e
fh f h fh fh fh fh
TOPICS: Water and Polarity fh fh
DATE CREATED: fh 12/23/2013 2:14 PM fh fh
DATE MODIFIED:fh 12/23/2013 2:14 PM fh fh
4. Which of the following is true about ionic compounds?
fh fh fh fh fh fh fh fh
a. They are more likely to dissolve in non-polar solvents than covalent compounds.
fh fh fh fh fh fh fh fh fh fh fh
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.
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, DOWNLOAD THE Test Bank for Biochemistry 9th Edition Campbell
fh fh fh fh fh fh fh fh
Chapter 02 - Water: The Solvent for Biochemical Reactions
fh fh fh fh fh fh fh fh
b. They always dissolve completely in water.
fh fh fh fh fh
c. They never dissolve in polar solvents.
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d. Some of them dissolve completely in water or other polar solvents, while others do not.
fh fh fh fh fh fh fh fh fh fh fh fh fh fh
ANSWER: d
POINTS: 1
QUESTION TYPE: Multiple Choice
fh fh
HAS VARIABLES:
fh False
LEARNING OBJECTIVES: CAFA.BIOC.15.4 - New in 7e
fh f h fh fh fh fh
TOPICS: Water and Polarity fh fh
DATE CREATED:fh 12/23/2013 2:14 PM fh fh
DATE MODIFIED:
fh 12/23/2013 2:14 PM fh fh
5. Which of the following is a correct listing of electronegativity values, from low to high?
fh fh fh fh fh fh fh fh fh fh fh fh fh fh
a. C, H, O, N fh fh fh
b. N, H, O, C fh fh fh
c. H, C, N, O fh fh fh
d. H, C, O, N fh fh fh
ANSWER: c
POINTS: 1
QUESTION TYPE: Multiple Choice fh f h fh
HAS VARIABLES: False
fh f h
TOPICS:
Water and Polarity fh fh fh
DATE CREATED:fh
12/23/2013 2:14 PM fh fh f
DATE MODIFIED: 12/23/2013 2:14 P
h fh fhfh fh fh
M
6. Which of the following elements has the highest electronegativity?
fh fh fh fh fh fh fh fh
a. C fh
b. H fh
c. N fh
d. O fh
e. P fh
ANSWER: d
POINTS: 1
QUESTION TYPE: Multiple Choice
fh fh
HAS VARIABLES:
fh False
LEARNING OBJECTIVES: CAFA.BIOC.15.5 - Modified from 5e
fh f h fh fh fh fh
TOPICS: Water and Polarity fh fh
DATE CREATED:fh 12/23/2013 2:14 PM fh fh
DATE MODIFIED:
fh 12/23/2013 2:14 PM fh fh
7. The water molecule is polar because:
fh fh fh fh fh
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.
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, a. Electrons are not distributed symmetrically in the molecule.
fh fh fh fh fh fh fh
b. The hydrogen atoms are found on one "side" of the molecule.
fh fh fh fh fh fh fh fh fh fh
c. Hydrogen is less electronegative than oxygen.
fh fh fh fh fh
CopyrightfhCengagefhLearning.fhPoweredfhbyfhCognero Pagefh3
.
mynursytest.store
fh fh fh fh fh fh fh fh
Chapter 02 - Water: The Solvent for Biochemical Reactions
fh fh fh fh fh fh fh fh
1. The tendency for an atom to attract electrons to itself in a chemical bond is called
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
a. polarity.
b. electronegativity.
c. hydrophilicity
d. electrophilicity.
ANSWER: b
POINTS: 1
QUESTION TYPE: Multiple Choice
fh fh
HAS VARIABLES:
fh False
LEARNING OBJECTIVES: CAFA.BIOC.15.1 - New in 6e
fh f h fh fh fh fh
TOPICS: Water and Polarity fh fh
DATE CREATED: fh 12/23/2013 2:14 PM fh fh
DATE MODIFIED:fh 12/23/2013 2:14 PM fh fh
2. If atoms with greatly differing electronegativities form a bond, that bond will be
fh fh fh fh fh fh fh fh fh fh fh fh
a. polar.
b. nonpolar.
c. amphipathic.
d. acidic.
ANSWER: a
POINTS: 1
QUESTION TYPE: Multiple Choice
fh fh
HAS VARIABLES:
fh False
LEARNING OBJECTIVES: CAFA.BIOC.15.1 - New in 6e
fh f h fh fh fh fh
TOPICS: Water and Polarity fh fh
DATE CREATED: fh 12/23/2013 2:14 PM fh fh
DATE MODIFIED:fh 12/23/2013 2:14 PM fh fh
3. Many of the properties of water can be accounted for by the fact that
fh fh fh fh fh fh fh fh fh fh fh fh fh
a. it is polar fh fh
b. it forms hydrogen bonds
fh fh fh
c. it is a bent molecule
fh fh fh fh
d. all of these are true
fh fh fh fh
ANSWER: d
POINTS: 1
QUESTION TYPE: Multiple Choice
fh fh
HAS VARIABLES:
fh False
LEARNING OBJECTIVES: CAFA.BIOC.15.6 - Modified in 7e
fh f h fh fh fh fh
TOPICS: Water and Polarity fh fh
DATE CREATED: fh 12/23/2013 2:14 PM fh fh
DATE MODIFIED:fh 12/23/2013 2:14 PM fh fh
4. Which of the following is true about ionic compounds?
fh fh fh fh fh fh fh fh
a. They are more likely to dissolve in non-polar solvents than covalent compounds.
fh fh fh fh fh fh fh fh fh fh fh
CopyrightfhCengagefhLearning.fhPoweredfhbyfhCognero Pagefh1
.
mynursytest.store
, DOWNLOAD THE Test Bank for Biochemistry 9th Edition Campbell
fh fh fh fh fh fh fh fh
Chapter 02 - Water: The Solvent for Biochemical Reactions
fh fh fh fh fh fh fh fh
b. They always dissolve completely in water.
fh fh fh fh fh
c. They never dissolve in polar solvents.
fh fh fh fh fh
d. Some of them dissolve completely in water or other polar solvents, while others do not.
fh fh fh fh fh fh fh fh fh fh fh fh fh fh
ANSWER: d
POINTS: 1
QUESTION TYPE: Multiple Choice
fh fh
HAS VARIABLES:
fh False
LEARNING OBJECTIVES: CAFA.BIOC.15.4 - New in 7e
fh f h fh fh fh fh
TOPICS: Water and Polarity fh fh
DATE CREATED:fh 12/23/2013 2:14 PM fh fh
DATE MODIFIED:
fh 12/23/2013 2:14 PM fh fh
5. Which of the following is a correct listing of electronegativity values, from low to high?
fh fh fh fh fh fh fh fh fh fh fh fh fh fh
a. C, H, O, N fh fh fh
b. N, H, O, C fh fh fh
c. H, C, N, O fh fh fh
d. H, C, O, N fh fh fh
ANSWER: c
POINTS: 1
QUESTION TYPE: Multiple Choice fh f h fh
HAS VARIABLES: False
fh f h
TOPICS:
Water and Polarity fh fh fh
DATE CREATED:fh
12/23/2013 2:14 PM fh fh f
DATE MODIFIED: 12/23/2013 2:14 P
h fh fhfh fh fh
M
6. Which of the following elements has the highest electronegativity?
fh fh fh fh fh fh fh fh
a. C fh
b. H fh
c. N fh
d. O fh
e. P fh
ANSWER: d
POINTS: 1
QUESTION TYPE: Multiple Choice
fh fh
HAS VARIABLES:
fh False
LEARNING OBJECTIVES: CAFA.BIOC.15.5 - Modified from 5e
fh f h fh fh fh fh
TOPICS: Water and Polarity fh fh
DATE CREATED:fh 12/23/2013 2:14 PM fh fh
DATE MODIFIED:
fh 12/23/2013 2:14 PM fh fh
7. The water molecule is polar because:
fh fh fh fh fh
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.
mynursytest.store
, a. Electrons are not distributed symmetrically in the molecule.
fh fh fh fh fh fh fh
b. The hydrogen atoms are found on one "side" of the molecule.
fh fh fh fh fh fh fh fh fh fh
c. Hydrogen is less electronegative than oxygen.
fh fh fh fh fh
CopyrightfhCengagefhLearning.fhPoweredfhbyfhCognero Pagefh3
.
mynursytest.store
