, DOWNLOAD THE Test Bank for Biochemistry 9th Edition Campbell
wi wi wi wi wi wi wi wi
Chapter 02 - Water: The Solvent for Biochemical Reactions
wi wi wi wi wi wi wi wi
1. The tendency for an atom to attract electrons to itself in a chemical bond is called
wi wi wi wi wi wi wi wi wi wi wi wi wi wi wi
a. polarity.
b. electronegativity.
c. hydrophilicity
d. electrophilicity.
ANSWER: b
POINTS: 1
QUESTION TYPE: Multiple Choice
wi wi
HAS VARIABLES:
wi False
LEARNING OBJECTIVES: CAFA.BIOC.15.1 - New in 6e
wi w i wi wi wi wi
TOPICS: Water and Polarity wi wi
DATE CREATED: wi 12/23/2013 2:14 PM wi wi
DATE MODIFIED:wi 12/23/2013 2:14 PM wi wi
2. If atoms with greatly differing electronegativities form a bond, that bond will be
wi wi wi wi wi wi wi wi wi wi wi wi
a. polar.
b. nonpolar.
c. amphipathic.
d. acidic.
ANSWER: a
POINTS: 1
QUESTION TYPE: Multiple Choice
wi wi
HAS VARIABLES:
wi False
LEARNING OBJECTIVES: CAFA.BIOC.15.1 - New in 6e
wi w i wi wi wi wi
TOPICS: Water and Polarity wi wi
DATE CREATED: wi 12/23/2013 2:14 PM wi wi
DATE MODIFIED:wi 12/23/2013 2:14 PM wi wi
3. Many of the properties of water can be accounted for by the fact that
wi wi wi wi wi wi wi wi wi wi wi wi wi
a. it is polar wi wi
b. it forms hydrogen bonds
wi wi wi
c. it is a bent molecule
wi wi wi wi
d. all of these are true
wi wi wi wi
ANSWER: d
POINTS: 1
QUESTION TYPE: Multiple Choice
wi wi
HAS VARIABLES:
wi False
LEARNING OBJECTIVES: CAFA.BIOC.15.6 - Modified in 7e
wi w i wi wi wi wi
TOPICS: Water and Polarity wi wi
DATE CREATED: wi 12/23/2013 2:14 PM wi wi
DATE MODIFIED:wi 12/23/2013 2:14 PM wi wi
4. Which of the following is true about ionic compounds?
wi wi wi wi wi wi wi wi
a. They are more likely to dissolve in non-polar solvents than covalent compounds.
wi wi wi wi wi wi wi wi wi wi wi
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o.
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, DOWNLOAD THE Test Bank for Biochemistry 9th Edition Campbell
wi wi wi wi wi wi wi wi
Chapter 02 - Water: The Solvent for Biochemical Reactions
wi wi wi wi wi wi wi wi
b. They always dissolve completely in water.
wi wi wi wi wi
c. They never dissolve in polar solvents.
wi wi wi wi wi
d. Some of them dissolve completely in water or other polar solvents, while others do not.
wi wi wi wi wi wi wi wi wi wi wi wi wi wi
ANSWER: d
POINTS: 1
QUESTION TYPE: Multiple Choice
wi wi
HAS VARIABLES:
wi False
LEARNING OBJECTIVES: CAFA.BIOC.15.4 - New in 7e
wi w i wi wi wi wi
TOPICS: Water and Polarity wi wi
DATE CREATED: wi 12/23/2013 2:14 PM wi wi
DATE MODIFIED:wi 12/23/2013 2:14 PM wi wi
5. Which of the following is a correct listing of electronegativity values, from low to high?
wi wi wi wi wi wi wi wi wi wi wi wi wi wi
a. C, H, O, N wi wi wi
b. N, H, O, C wi wi wi
c. H, C, N, O wi wi wi
d. H, C, O, N wi wi wi
ANSWER: c
POINTS: 1
QUESTION TYPE: Multiple Choice wi w i wi
HAS VARIABLES: False
wi w i
TOPICS:
Water and Polarity wi wi wi
DATE CREATED: wi
12/23/2013 2:14 PM wi wi
DATE MODIFIED: 12/23/2013 2:14 P
wi wi wiwi wi wi
M
6. Which of the following elements has the highest electronegativity?
wi wi wi wi wi wi wi wi
a. C wi
b. H wi
c. N wi
d. O wi
e. P wi
ANSWER: d
POINTS: 1
QUESTION TYPE: Multiple Choice
wi wi
HAS VARIABLES:
wi False
LEARNING OBJECTIVES: CAFA.BIOC.15.5 - Modified from 5e
wi w i wi wi wi wi
TOPICS: Water and Polarity wi wi
DATE CREATED: wi 12/23/2013 2:14 PM wi wi
DATE MODIFIED:wi 12/23/2013 2:14 PM wi wi
7. The water molecule is polar because:
wi wi wi wi wi
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o.
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, a. Electrons are not distributed symmetrically in the molecule.
wi wi wi wi wi wi wi
b. The hydrogen atoms are found on one "side" of the molecule.
wi wi wi wi wi wi wi wi wi wi
c. Hydrogen is less electronegative than oxygen.
wi wi wi wi wi
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o.
mynursytest.store
wi wi wi wi wi wi wi wi
Chapter 02 - Water: The Solvent for Biochemical Reactions
wi wi wi wi wi wi wi wi
1. The tendency for an atom to attract electrons to itself in a chemical bond is called
wi wi wi wi wi wi wi wi wi wi wi wi wi wi wi
a. polarity.
b. electronegativity.
c. hydrophilicity
d. electrophilicity.
ANSWER: b
POINTS: 1
QUESTION TYPE: Multiple Choice
wi wi
HAS VARIABLES:
wi False
LEARNING OBJECTIVES: CAFA.BIOC.15.1 - New in 6e
wi w i wi wi wi wi
TOPICS: Water and Polarity wi wi
DATE CREATED: wi 12/23/2013 2:14 PM wi wi
DATE MODIFIED:wi 12/23/2013 2:14 PM wi wi
2. If atoms with greatly differing electronegativities form a bond, that bond will be
wi wi wi wi wi wi wi wi wi wi wi wi
a. polar.
b. nonpolar.
c. amphipathic.
d. acidic.
ANSWER: a
POINTS: 1
QUESTION TYPE: Multiple Choice
wi wi
HAS VARIABLES:
wi False
LEARNING OBJECTIVES: CAFA.BIOC.15.1 - New in 6e
wi w i wi wi wi wi
TOPICS: Water and Polarity wi wi
DATE CREATED: wi 12/23/2013 2:14 PM wi wi
DATE MODIFIED:wi 12/23/2013 2:14 PM wi wi
3. Many of the properties of water can be accounted for by the fact that
wi wi wi wi wi wi wi wi wi wi wi wi wi
a. it is polar wi wi
b. it forms hydrogen bonds
wi wi wi
c. it is a bent molecule
wi wi wi wi
d. all of these are true
wi wi wi wi
ANSWER: d
POINTS: 1
QUESTION TYPE: Multiple Choice
wi wi
HAS VARIABLES:
wi False
LEARNING OBJECTIVES: CAFA.BIOC.15.6 - Modified in 7e
wi w i wi wi wi wi
TOPICS: Water and Polarity wi wi
DATE CREATED: wi 12/23/2013 2:14 PM wi wi
DATE MODIFIED:wi 12/23/2013 2:14 PM wi wi
4. Which of the following is true about ionic compounds?
wi wi wi wi wi wi wi wi
a. They are more likely to dissolve in non-polar solvents than covalent compounds.
wi wi wi wi wi wi wi wi wi wi wi
CopyrightwiCengagewiLearning.wiPoweredwibywiCogner Pagewi1
o.
mynursytest.store
, DOWNLOAD THE Test Bank for Biochemistry 9th Edition Campbell
wi wi wi wi wi wi wi wi
Chapter 02 - Water: The Solvent for Biochemical Reactions
wi wi wi wi wi wi wi wi
b. They always dissolve completely in water.
wi wi wi wi wi
c. They never dissolve in polar solvents.
wi wi wi wi wi
d. Some of them dissolve completely in water or other polar solvents, while others do not.
wi wi wi wi wi wi wi wi wi wi wi wi wi wi
ANSWER: d
POINTS: 1
QUESTION TYPE: Multiple Choice
wi wi
HAS VARIABLES:
wi False
LEARNING OBJECTIVES: CAFA.BIOC.15.4 - New in 7e
wi w i wi wi wi wi
TOPICS: Water and Polarity wi wi
DATE CREATED: wi 12/23/2013 2:14 PM wi wi
DATE MODIFIED:wi 12/23/2013 2:14 PM wi wi
5. Which of the following is a correct listing of electronegativity values, from low to high?
wi wi wi wi wi wi wi wi wi wi wi wi wi wi
a. C, H, O, N wi wi wi
b. N, H, O, C wi wi wi
c. H, C, N, O wi wi wi
d. H, C, O, N wi wi wi
ANSWER: c
POINTS: 1
QUESTION TYPE: Multiple Choice wi w i wi
HAS VARIABLES: False
wi w i
TOPICS:
Water and Polarity wi wi wi
DATE CREATED: wi
12/23/2013 2:14 PM wi wi
DATE MODIFIED: 12/23/2013 2:14 P
wi wi wiwi wi wi
M
6. Which of the following elements has the highest electronegativity?
wi wi wi wi wi wi wi wi
a. C wi
b. H wi
c. N wi
d. O wi
e. P wi
ANSWER: d
POINTS: 1
QUESTION TYPE: Multiple Choice
wi wi
HAS VARIABLES:
wi False
LEARNING OBJECTIVES: CAFA.BIOC.15.5 - Modified from 5e
wi w i wi wi wi wi
TOPICS: Water and Polarity wi wi
DATE CREATED: wi 12/23/2013 2:14 PM wi wi
DATE MODIFIED:wi 12/23/2013 2:14 PM wi wi
7. The water molecule is polar because:
wi wi wi wi wi
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o.
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, a. Electrons are not distributed symmetrically in the molecule.
wi wi wi wi wi wi wi
b. The hydrogen atoms are found on one "side" of the molecule.
wi wi wi wi wi wi wi wi wi wi
c. Hydrogen is less electronegative than oxygen.
wi wi wi wi wi
CopyrightwiCengagewiLearning.wiPoweredwibywiCogner Pagewi3
o.
mynursytest.store
