, DOWNLOAD THE Test Bank for Biochemistry 9th Edition Campbell jl jl jl jl jl jl jl jl
Chapter 02 - Water: The Solvent for Biochemical Reactions
jl jl jl jl jl jl jl jl
1. The tendency for an atom to attract electrons to itself in a chemical bond is called
jl jl jl jl jl jl jl jl jl jl jl jl jl jl jl
a. polarity.
b. electronegativity.
c. hydrophilicity
d. electrophilicity.
ANSWER: b
POINTS: 1
QUESTION TYPE: Multiple Choice jl jl
HAS VARIABLES:
jl False
LEARNING OBJECTIVES: CAFA.BIOC.15.1 - New in 6ejl j l jl jl jl jl
TOPICS: Water and Polarity jl jl
DATE CREATED: jl 12/23/2013 2:14 PM jl jl
DATE MODIFIED: jl 12/23/2013 2:14 PM jl jl
2. If atoms with greatly differing electronegativities form a bond, that bond will be
jl jl jl jl jl jl jl jl jl jl jl jl
a. polar.
b. nonpolar.
c. amphipathic.
d. acidic.
ANSWER: a
POINTS: 1
QUESTION TYPE: Multiple Choicejl jl
HAS VARIABLES:
jl False
LEARNING OBJECTIVES: CAFA.BIOC.15.1 - New in 6ejl j l jl jl jl jl
TOPICS: Water and Polarity jl jl
DATE CREATED: jl 12/23/2013 2:14 PM jl jl
DATE MODIFIED: jl 12/23/2013 2:14 PM jl jl
3. Many of the properties of water can be accounted for by the fact that
jl jl jl jl jl jl jl jl jl jl jl jl jl
a. it is polar jl jl
b. it forms hydrogen bonds
jl jl jl
c. it is a bent molecule
jl jl jl jl
d. all of these are true jl jl jl jl
ANSWER: d
POINTS: 1
QUESTION TYPE: Multiple Choice jl jl
HAS VARIABLES:
jl False
LEARNING OBJECTIVES: CAFA.BIOC.15.6 - Modified in 7e
jl j l jl jl jl jl
TOPICS: Water and Polarity jl jl
DATE CREATED: jl 12/23/2013 2:14 PM jl jl
DATE MODIFIED: jl 12/23/2013 2:14 PM jl jl
4. Which of the following is true about ionic compounds?
jl jl jl jl jl jl jl jl
a. They are more likely to dissolve in non-polar solvents than covalent compounds.
jl jl jl jl jl jl jl jl jl jl jl
CopyrightjlCengagejlLearning.jlPoweredjlbyjlCognero. Pagejl1
mynursytest.store
, DOWNLOAD THE Test Bank for Biochemistry 9th Edition Campbell
jl jl jl jl jl jl jl jl
Chapter 02 - Water: The Solvent for Biochemical Reactions
jl jl jl jl jl jl jl jl
b. They always dissolve completely in water.
jl jl jl jl jl
c. They never dissolve in polar solvents.
jl jl jl jl jl
d. Some of them dissolve completely in water or other polar solvents, while others do not.
jl jl jl jl jl jl jl jl jl jl jl jl jl jl
ANSWER: d
POINTS: 1
QUESTION TYPE: Multiple Choice
jl jl
HAS VARIABLES:
jl False
LEARNING OBJECTIVES: CAFA.BIOC.15.4 - New in 7e
jl j l jl jl jl jl
TOPICS: Water and Polarity jl jl
DATE CREATED:
jl 12/23/2013 2:14 PM jl jl
DATE MODIFIED:
jl 12/23/2013 2:14 PM jl jl
5. Which of the following is a correct listing of electronegativity values, from low to high?
jl jl jl jl jl jl jl jl jl jl jl jl jl jl
a. C, H, O, N jl jl jl
b. N, H, O, C jl jl jl
c. H, C, N, O jl jl jl
d. H, C, O, N jl jl jl
ANSWER: c
POINTS: 1
QUESTION TYPE: Multiple Choice jl j l jl
HAS VARIABLES: False
jl j l
TOPICS:
Water and Polarity D jl jl jl
ATE CREATED:
jl
12/23/20132:14PM jl jl jl
DATE MODIFIED: 12/23/2013 2:14 PM
jl jljl jl jl
6. Which of the following elements has the highest electronegativity?
jl jl jl jl jl jl jl jl
a. C jl
b. H jl
c. N jl
d. O jl
e. P jl
ANSWER: d
POINTS: 1
QUESTION TYPE: Multiple Choice
jl jl
HAS VARIABLES:
jl False
LEARNING OBJECTIVES: CAFA.BIOC.15.5 - Modified from 5e
jl j l jl jl jl jl
TOPICS: Water and Polarity jl jl
DATE CREATED:
jl 12/23/2013 2:14 PM jl jl
DATE MODIFIED:
jl 12/23/2013 2:14 PM jl jl
7. The water molecule is polar because:
jl jl jl jl jl
a. Electrons are not distributed symmetrically in the molecule.
jl jl jl jl jl jl jl
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, b. The hydrogen atoms are found on one "side" of the molecule.
jl jl jl jl jl jl jl jl jl jl
c. Hydrogen is less electronegative than oxygen.
jl jl jl jl jl
CopyrightjlCengagejlLearning.jlPoweredjlbyjlCognero. Pagejl3
mynursytest.store
Chapter 02 - Water: The Solvent for Biochemical Reactions
jl jl jl jl jl jl jl jl
1. The tendency for an atom to attract electrons to itself in a chemical bond is called
jl jl jl jl jl jl jl jl jl jl jl jl jl jl jl
a. polarity.
b. electronegativity.
c. hydrophilicity
d. electrophilicity.
ANSWER: b
POINTS: 1
QUESTION TYPE: Multiple Choice jl jl
HAS VARIABLES:
jl False
LEARNING OBJECTIVES: CAFA.BIOC.15.1 - New in 6ejl j l jl jl jl jl
TOPICS: Water and Polarity jl jl
DATE CREATED: jl 12/23/2013 2:14 PM jl jl
DATE MODIFIED: jl 12/23/2013 2:14 PM jl jl
2. If atoms with greatly differing electronegativities form a bond, that bond will be
jl jl jl jl jl jl jl jl jl jl jl jl
a. polar.
b. nonpolar.
c. amphipathic.
d. acidic.
ANSWER: a
POINTS: 1
QUESTION TYPE: Multiple Choicejl jl
HAS VARIABLES:
jl False
LEARNING OBJECTIVES: CAFA.BIOC.15.1 - New in 6ejl j l jl jl jl jl
TOPICS: Water and Polarity jl jl
DATE CREATED: jl 12/23/2013 2:14 PM jl jl
DATE MODIFIED: jl 12/23/2013 2:14 PM jl jl
3. Many of the properties of water can be accounted for by the fact that
jl jl jl jl jl jl jl jl jl jl jl jl jl
a. it is polar jl jl
b. it forms hydrogen bonds
jl jl jl
c. it is a bent molecule
jl jl jl jl
d. all of these are true jl jl jl jl
ANSWER: d
POINTS: 1
QUESTION TYPE: Multiple Choice jl jl
HAS VARIABLES:
jl False
LEARNING OBJECTIVES: CAFA.BIOC.15.6 - Modified in 7e
jl j l jl jl jl jl
TOPICS: Water and Polarity jl jl
DATE CREATED: jl 12/23/2013 2:14 PM jl jl
DATE MODIFIED: jl 12/23/2013 2:14 PM jl jl
4. Which of the following is true about ionic compounds?
jl jl jl jl jl jl jl jl
a. They are more likely to dissolve in non-polar solvents than covalent compounds.
jl jl jl jl jl jl jl jl jl jl jl
CopyrightjlCengagejlLearning.jlPoweredjlbyjlCognero. Pagejl1
mynursytest.store
, DOWNLOAD THE Test Bank for Biochemistry 9th Edition Campbell
jl jl jl jl jl jl jl jl
Chapter 02 - Water: The Solvent for Biochemical Reactions
jl jl jl jl jl jl jl jl
b. They always dissolve completely in water.
jl jl jl jl jl
c. They never dissolve in polar solvents.
jl jl jl jl jl
d. Some of them dissolve completely in water or other polar solvents, while others do not.
jl jl jl jl jl jl jl jl jl jl jl jl jl jl
ANSWER: d
POINTS: 1
QUESTION TYPE: Multiple Choice
jl jl
HAS VARIABLES:
jl False
LEARNING OBJECTIVES: CAFA.BIOC.15.4 - New in 7e
jl j l jl jl jl jl
TOPICS: Water and Polarity jl jl
DATE CREATED:
jl 12/23/2013 2:14 PM jl jl
DATE MODIFIED:
jl 12/23/2013 2:14 PM jl jl
5. Which of the following is a correct listing of electronegativity values, from low to high?
jl jl jl jl jl jl jl jl jl jl jl jl jl jl
a. C, H, O, N jl jl jl
b. N, H, O, C jl jl jl
c. H, C, N, O jl jl jl
d. H, C, O, N jl jl jl
ANSWER: c
POINTS: 1
QUESTION TYPE: Multiple Choice jl j l jl
HAS VARIABLES: False
jl j l
TOPICS:
Water and Polarity D jl jl jl
ATE CREATED:
jl
12/23/20132:14PM jl jl jl
DATE MODIFIED: 12/23/2013 2:14 PM
jl jljl jl jl
6. Which of the following elements has the highest electronegativity?
jl jl jl jl jl jl jl jl
a. C jl
b. H jl
c. N jl
d. O jl
e. P jl
ANSWER: d
POINTS: 1
QUESTION TYPE: Multiple Choice
jl jl
HAS VARIABLES:
jl False
LEARNING OBJECTIVES: CAFA.BIOC.15.5 - Modified from 5e
jl j l jl jl jl jl
TOPICS: Water and Polarity jl jl
DATE CREATED:
jl 12/23/2013 2:14 PM jl jl
DATE MODIFIED:
jl 12/23/2013 2:14 PM jl jl
7. The water molecule is polar because:
jl jl jl jl jl
a. Electrons are not distributed symmetrically in the molecule.
jl jl jl jl jl jl jl
CopyrightjlCengagejlLearning.jlPoweredjlbyjlCognero. Pagejl2
mynursytest.store
, b. The hydrogen atoms are found on one "side" of the molecule.
jl jl jl jl jl jl jl jl jl jl
c. Hydrogen is less electronegative than oxygen.
jl jl jl jl jl
CopyrightjlCengagejlLearning.jlPoweredjlbyjlCognero. Pagejl3
mynursytest.store
