Question 1

The quantum numbers, n = 3, l = 1, ml = 0, ms = +1/2, represent an electron in a ____ subshell.

Accepted Answer

A)  3p 
B)  3s 
C)  3d 
D)  3f 
E)  None of the above 
A)  3p 
B)  3s 
C)  3d 
D)  3f 
E)  None of the above A

Question 2

Calculate the frequency of visible light having a wavelength of 486 nm.

Accepted Answer

A)  2.06 * 1014 /s 
B)  2.06 * 106 /s 
C)  6.17 * 1014 /s 
D)  1.20 * 10-15 /s 
E)  4.86 * 10-7 /s 
A)  2.06 * 1014 /s 
B)  2.06 * 106 /s 
C)  6.17 * 1014 /s 
D)  1.20 * 10-15 /s 
E)  4.86 * 10-7 /s C

Question 3

The colors of the visible spectrum are blue, green, orange, red, violet, and yellow. Of these colors, _______ has the longest wavelength.

Accepted Answer

A)  Red 
B)  Yellow 
C)  Green 
D)  Indigo 
E)  Violet 
A)  Red 
B)  Yellow 
C)  Green 
D)  Indigo 
E)  Violet A

Question 4

What is the maximum number of electrons in an atom that can have the following quantum numbers
N = 3 $~~$l = 1

Accepted Answer

A)  18 
B)  6 
C)  3 
D)  2 
E)  1 
A)  18 
B)  6 
C)  3 
D)  2 
E)  1

Question 5

Which ground-state atom has an electron configuration described by the following orbital diagram

Accepted Answer

A)  phosphorus 
B)  nitrogen 
C)  arsenic 
D)  vanadium 
E)  none of these 
A)  phosphorus 
B)  nitrogen 
C)  arsenic 
D)  vanadium 
E)  none of these

Question 6

The electron configuration of a ground-state copper atom is

Accepted Answer

A)  [Ar]4s24d4. 
B)  [Ar]4s24p63d3. 
C)  [Ar]4s23d9. 
D)  [Ar]3d9. 
E)  [Ar]4s13d10. 
A)  [Ar]4s24d4. 
B)  [Ar]4s24p63d3. 
C)  [Ar]4s23d9. 
D)  [Ar]3d9. 
E)  [Ar]4s13d10.

Question 7

For all atoms of the same element, the 2s orbital is larger than the 1s orbital.

Accepted Answer

A) True 
 B)False

Question 8

Using the figure below, categorize electromagnetic radiation with an energy of 6.6 x 10-16 J/photon.

Accepted Answer

A)  Gamma rays 
B)  X rays 
C)  Ultraviolet 
D)  Infrared 
E)  Microwave 
A)  Gamma rays 
B)  X rays 
C)  Ultraviolet 
D)  Infrared 
E)  Microwave

Question 9

In the following diagram of a wave

Accepted Answer

A)  (a) is amplitude and (b) is wavelength 
B)  (a) is frequency and (b) is amplitude 
C)  (a) is wavelength and (b) is frequency 
D)  (a) is amplitude and (b) is frequency 
E)  (a) is wavelength and (b) is amplitude 
A)  (a) is amplitude and (b) is wavelength 
B)  (a) is frequency and (b) is amplitude 
C)  (a) is wavelength and (b) is frequency 
D)  (a) is amplitude and (b) is frequency 
E)  (a) is wavelength and (b) is amplitude

Question 10

When the electron in a hydrogen atom falls from the n = 3 excited energy level to the ground state energy level, a photon with wavelength lis emitted. An electron having this same wavelength would have a velocity of

Accepted Answer

A)  7.10 * 103 m/s 
B)  2.93 * 106 m/s 
C)  2.93 * 103 m/s 
D)  7.10 m/s 
E)  3.00 * 108 m/s 
A)  7.10 * 103 m/s 
B)  2.93 * 106 m/s 
C)  2.93 * 103 m/s 
D)  7.10 m/s 
E)  3.00 * 108 m/s

Question 11

List the following sets of quantum numbers in order of increasing energy: 
I. n = 4, l = 1, ml = 1, ms = +1/2
II. n = 3, l = 2, ml = -1, ms = +1/2
III. n = 4, l = 0, ml = 0, ms = +1/2

Accepted Answer

A)  I < II < III 
B)  II < III < I 
C)  III < II < I 
D)  I < III < II 
E)  III < I < II 
A)  I < II < III 
B)  II < III < I 
C)  III < II < I 
D)  I < III < II 
E)  III < I < II

Question 12

The ground-state electron configuration for an atom of indium is

Accepted Answer

A)  [Kr]5s24p64d5. 
B)  [Ar]4s23d104p1. 
C)  [Ar]4s24p63d5. 
D)  [Kr]5s25p64d5. 
E)  [Kr]5s24d105p1. 
A)  [Kr]5s24p64d5. 
B)  [Ar]4s23d104p1. 
C)  [Ar]4s24p63d5. 
D)  [Kr]5s25p64d5. 
E)  [Kr]5s24d105p1.

Question 13

Which of the following, if any, is the correct ground state electron configuration for an iodine atom

Accepted Answer

A)  [Kr] 5s24d105p5 or 1s22s22p63s23p64s23d104p65s24d105p5 
B)  [Kr] 5s24d105p4 or 1s22s22p63s23p64s23d104p65s24d105p4 
C)  [Kr] 5s24d105p3 or 1s22s22p63s23p64s23d104p65s24d105p3 
D)  [Kr] 5s24d105p2 or 1s22s22p63s23p64s23d104p65s24d105p2 
E)  None of the above 
A)  [Kr] 5s24d105p5 or 1s22s22p63s23p64s23d104p65s24d105p5 
B)  [Kr] 5s24d105p4 or 1s22s22p63s23p64s23d104p65s24d105p4 
C)  [Kr] 5s24d105p3 or 1s22s22p63s23p64s23d104p65s24d105p3 
D)  [Kr] 5s24d105p2 or 1s22s22p63s23p64s23d104p65s24d105p2 
E)  None of the above

Question 14

Which of the following scientists made this contribution to quantum: "It is impossible to know simultaneously both the momentum and the position of a particle with certainty."

Accepted Answer

A)  Planck 
B)  Bohr 
C)  Heisenberg 
D)  Einstein 
E)  Pauli 
A)  Planck 
B)  Bohr 
C)  Heisenberg 
D)  Einstein 
E)  Pauli

Question 15

Which of the following is diamagnetic both in its ground state and in all of its excited states

Accepted Answer

A)  Mg 
B)  Ne 
C)  Cu 
D)  Zn 
E)  none of these 
A)  Mg 
B)  Ne 
C)  Cu 
D)  Zn 
E)  none of these

Question 16

Which of the following, if any, is the correct ground state electron configuration for a lead atom

Accepted Answer

A)  [Xe] 6s24f145d106p1 or 1s22s22p63s23p64s23d104p65s24d105p66s24f145d106p1 
B)  [Xe] 6s24f145d86p2 or 1s22s22p63s23p64s23d104p65s24d105p66s24f145d86p2 
C)  [Xe] 6s24f145d106p2 or 1s22s22p63s23p64s23d104p65s24d105p66s24f145d106p2 
D)  [Kr] 6s24f145d106p2 or 1s22s22p63s23p64s23d104p65s24d105p66s24f145d106p2 
E)  None of the above 
A)  [Xe] 6s24f145d106p1 or 1s22s22p63s23p64s23d104p65s24d105p66s24f145d106p1 
B)  [Xe] 6s24f145d86p2 or 1s22s22p63s23p64s23d104p65s24d105p66s24f145d86p2 
C)  [Xe] 6s24f145d106p2 or 1s22s22p63s23p64s23d104p65s24d105p66s24f145d106p2 
D)  [Kr] 6s24f145d106p2 or 1s22s22p63s23p64s23d104p65s24d105p66s24f145d106p2 
E)  None of the above

Question 17

Which element has the following ground-state electron configuration
[Kr]5s24d105p3

Accepted Answer

A)  Sn 
B)  Sb 
C)  Pb 
D)  Bi 
E)  Te 
A)  Sn 
B)  Sb 
C)  Pb 
D)  Bi 
E)  Te

Question 18

A single pulse of a laser yields an average of 5.00 * 1018 photons with l= 633 nm. If melting ice to water at 0$\circ$C requires 6.01 kJ/mol, what is the fewest number of laser pulses needed to melt 10.0 g of ice

Accepted Answer

A)  38300 
B)  3830 
C)  3340 
D)  2120 
E)  212 
A)  38300 
B)  3830 
C)  3340 
D)  2120 
E)  212

Question 19

How many unpaired electrons does an atom of sulfur have in its ground state

Accepted Answer

A)  0 
B)  1 
C)  2 
D)  3 
E)  4 
A)  0 
B)  1 
C)  2 
D)  3 
E)  4

Question 20

The colors of the visible spectrum are blue, green, orange, red, violet, and yellow. Of these colors, _______ has the most energy.

Accepted Answer

A)  Red 
B)  Yellow 
C)  Green 
D)  Indigo 
E)  Violet 
A)  Red 
B)  Yellow 
C)  Green 
D)  Indigo 
E)  Violet

Exam 7: Quantum Theory and the Electronic Structure of Atoms

The quantum numbers, n = 3, l = 1, ml = 0, ms = +1/2, represent an electron in a ____ subshell.

Calculate the frequency of visible light having a wavelength of 486 nm.

The colors of the visible spectrum are blue, green, orange, red, violet, and yellow. Of these colors, _______ has the longest wavelength.

What is the maximum number of electrons in an atom that can have the following quantum numbers N = 3 ~~ l = 1

Which ground-state atom has an electron configuration described by the following orbital diagram

The electron configuration of a ground-state copper atom is

For all atoms of the same element, the 2s orbital is larger than the 1s orbital.

Using the figure below, categorize electromagnetic radiation with an energy of 6.6 x 10-16 J/photon.

In the following diagram of a wave

When the electron in a hydrogen atom falls from the n = 3 excited energy level to the ground state energy level, a photon with wavelength lis emitted. An electron having this same wavelength would have a velocity of

List the following sets of quantum numbers in order of increasing energy: I. n = 4, l = 1, ml = 1, ms = +1/2 II. n = 3, l = 2, ml = -1, ms = +1/2 III. n = 4, l = 0, ml = 0, ms = +1/2

The ground-state electron configuration for an atom of indium is

Which of the following, if any, is the correct ground state electron configuration for an iodine atom

Which of the following scientists made this contribution to quantum: "It is impossible to know simultaneously both the momentum and the position of a particle with certainty."

Which of the following is diamagnetic both in its ground state and in all of its excited states

Which of the following, if any, is the correct ground state electron configuration for a lead atom

Which element has the following ground-state electron configuration [Kr]5s24d105p3

A single pulse of a laser yields an average of 5.00 * 1018 photons with l= 633 nm. If melting ice to water at 0 ∘\circ∘ C requires 6.01 kJ/mol, what is the fewest number of laser pulses needed to melt 10.0 g of ice

How many unpaired electrons does an atom of sulfur have in its ground state

The colors of the visible spectrum are blue, green, orange, red, violet, and yellow. Of these colors, _______ has the most energy.

Chemistry: The Study of Change

Atoms Molecules and Ions

Mass Relationships in Chemical Reactions

Reactions in Aqueous Solutions

Gases

Thermochemistry

Periodic Relationships Among the Elements

Chemical Bonding I: Basic Concepts

Chemical Bonding II: Molecular Geometry and Hybridization of Atomic

Intermolecular Forces and Liquids and Solids

Physical Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Acid-Base Equilibria and Solubility Equilibria

Entropy Free Energy and Equilibrium

Electrochemistry

Nuclear Chemistry

Chemistry in the Atmosphere

Metallurgy and the Chemistry of Metals

Nonmetallic Elements and Their Compounds

Transition Metals Chemistry and Coordination Compounds

Organic Chemistry

Synthetic and Natural Organic Polymers

Filters

The quantum numbers, n = 3, l = 1, m_l = 0, m_s = +1/2, represent an electron in a ____ subshell.

What is the maximum number of electrons in an atom that can have the following quantum numbers N = 3 $~~$ l = 1

Using the figure below, categorize electromagnetic radiation with an energy of 6.6 x 10^-16 J/photon.

List the following sets of quantum numbers in order of increasing energy: I. n = 4, l = 1, m_l = 1, m_s = +1/2 II. n = 3, l = 2, m_l = -1, m_s = +1/2 III. n = 4, l = 0, m_l = 0, m_s = +1/2

Which element has the following ground-state electron configuration [Kr]5s²4d¹⁰5p³

A single pulse of a laser yields an average of 5.00 * 10¹⁸ photons with l= 633 nm. If melting ice to water at 0^$\circ$C requires 6.01 kJ/mol, what is the fewest number of laser pulses needed to melt 10.0 g of ice