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Chemistry, The Central Science, 11th edition
Theodore L. Brown, H. Eugene LeMay, Jr., Bruce E. Bursten,
and Catherine J. Murphy
Dana & Michelle ChatellierUniversity of Delaware© Copyright 2009, Pearson Education
Chapter 5 Electronic Structure of Atoms
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The wavelength of electromagnetic energy multiplied by its frequency equals:
a. c, the speed of light
b. h, Planck’s constant
c. Avogadro’s number
d. 4.184
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The wavelength of electromagnetic energy multiplied by its frequency equals:
a. c, the speed of lightb. h, Planck’s constantc. Avogadro’s numberd. 4.184
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The energy of a photon of electromagnetic energy divided by its frequency equals:
a. c, the speed of light
b. h, Planck’s constant
c. Avogadro’s number
d. 4.184
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The energy of a photon of electromagnetic energy divided by its frequency equals:
a. c, the speed of lightb. h, Planck’s constantc. Avogadro’s numberd. 4.184
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Light that contains colors of all wavelengths is called:
a. a continuous spectrum.
b. monochromatic.
c. a line spectrum.
d. a Balmer series.
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Light that contains colors of all wavelengths is called:
a. a continuous spectrum.
b. monochromatic.
c. a line spectrum.
d. a Balmer series.
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The lowest energy state of an atom is referred to as its:
a. bottom state.
b. ground state.
c. fundamental state.
d. original state.
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The lowest energy state of an atom is referred to as its:
a. bottom state.
b. ground state.
c. fundamental state.
d. original state.
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“It is impossible to know both the position and the momentum of an electron simultaneously” is a statement of:
a. Hund’s Rule.
b. deBroglie’s Hypothesis.
c. the Pauli Exclusion Principle.
d. the Heisenberg Uncertainty Principle.
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“It is impossible to know both the position and the momentum of an electron simultaneously” is a statement of:
a. Hund’s Rule.
b. deBroglie’s Hypothesis.
c. the Pauli Exclusion Principle.
d. the Heisenberg Uncertainty Principle.
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“No two electrons in the same atom may have the same values for all four quantum numbers” is a statement of:
a. Hund’s Rule.
b. deBroglie’s Hypothesis.
c. the Pauli Exclusion Principle.
d. the Heisenberg Uncertainty Principle.
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“No two electrons in the same atom may have the same values for all four quantum numbers” is a statement of:
a. Hund’s Rule.
b. deBroglie’s Hypothesis.
c. the Pauli Exclusion Principle.
d. the Heisenberg Uncertainty Principle.
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All s orbitals are:
a. shaped like four-leaf clovers.
b. dumbbell-shaped.
c. spherical.
d. triangular.
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All s orbitals are:
a. shaped like four-leaf clovers.
b. dumbbell-shaped.
c. spherical.
d. triangular.
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The way electrons are distributed among the various orbitals of an atom is referred to as the atom’s:
a. orbital diagram.
b. electron configuration.
c. electron distribution.
d. electron spread.
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The way electrons are distributed among the various orbitals of an atom is referred to as the atom’s:
a. orbital diagram.
b. electron configuration.
c. electron distribution.
d. electron spread.
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[He]2s22p2 is the electron configuration of which element?
a. beryllium
b. boron
c. carbon
d. nitrogen
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[He]2s22p2 is the electron configuration of which element?
a. beryllium
b. boron
c. carbon
d. nitrogen
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Considering only the n = 1 to n = 5 states in the hydrogen atom, which transition will emit the most energy?
• n = 5 to n = 4• n = 5 to n = 2• n = 3 to n = 1• n = 3 to n = 2• n = 4 to n = 2
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• n = 5 to n = 4• n = 5 to n = 2• n = 3 to n = 1• n = 3 to n = 2• n = 4 to n = 2
Considering only the n = 1 to n = 5 states in the hydrogen atom, which transition will emit the most energy?
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Considering only the n = 1 to n = 5 states in the hydrogen atom, which transition will emit the longest wavelength?
• n = 5 to n = 4• n = 5 to n = 2• n = 3 to n = 1• n = 3 to n = 2• n = 4 to n = 2
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• n = 5 to n = 4• n = 5 to n = 2• n = 3 to n = 1• n = 3 to n = 2• n = 4 to n = 2
Considering only the n = 1 to n = 5 states in the hydrogen atom, which transition will emit the longest wavelength?
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What are the valence electrons of vanadium?
• 4s2
• 3d3
• 4s23d3
• 3d5
• 4d5
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• 4s2
• 3d3
• 4s23d3
• 3d5
• 4d5
What are the valence electrons of vanadium?
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What are the valence electrons of gallium?
• 4s2
• 4p1
• 4s23d104p1
• 4s23d10
• 4s24p1
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• 4s2
• 4p1
• 4s23d104p1
• 4s23d10
• 4s24p1
What are the valence electrons of gallium?
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What is the maximum number of orbitals described by the quantum numbers:
• 1• 3• 5• 8• 9
n = 3 l = 2
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• 1• 3• 5• 8• 9
n = 3 l = 2
What is the maximum number of orbitals described by the
quantum numbers:
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What is the maximum number of electrons described by the quantum numbers:
• 7• 14• 16• 32• 48
n = 4
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What is the maximum number of electrons described by the
quantum numbers:
• 7• 14• 16• 32• 48
n = 4
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How many unpaired electrons does selenium have?
• 0• 2• 4• 6• 8
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• 0• 2• 4• 6• 8
How many unpaired electrons does selenium have?
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How many unpaired electrons does chromium have?
• 0• 2• 4• 6• 8
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• 0• 2• 4• 6• 8
How many unpaired electrons does chromium have?