Question 1

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)   VioletF) A) and D)
G) None of the above A

Question 2

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

Accepted Answer

A)   Sn
B)   Sb
C)   Pb
D)   Bi
E)   TeF) A) and D)
G) A) and B)

Question 3

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.F) B) and E)
G) A) and C)

Question 4

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 amplitudeF) A) and C)
G) B) and D)

Question 5

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)   VioletF) D) and E)
G) All of the above

Question 6

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 aboveF) D) and E)
G) All of the above

Question 7

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 
B)   II 
C)   III 
D)   I 
E)   III < I < IIF) A) and B)
G) A) and C)

Question 8

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 F) A) and B)
G) A) and C)

Question 9

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 theseF) C) and E)
G) A) and D)

Question 10

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.F) B) and C)
G) A) and D)

Question 11

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

Accepted Answer

A) True 
 B)False

Question 12

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 aboveF) B) and C)
G) A) and B)

Question 13

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)   PauliF) B) and C)
G) A) and D)

Question 14

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 aboveF) A) and E)
G) A) and D) A

Question 15

Using the figure below, categorize electromagnetic radiation with an energy of 6.6 x 10-16 J/photon. -16 J/photon.   A)  Gamma rays B)  X rays C)  Ultraviolet D)  Infrared E)  Microwave" class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A)   Gamma rays
B)   X rays
C)   Ultraviolet
D)   Infrared
E)   MicrowaveF) A) and E)
G) A) and B)

Question 16

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 theseF) C) and D)
G) C) and E)

Question 17

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 F) A) and E)
G) None of the above

Question 18

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/sF) All of the above
G) None of the above

Question 19

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 /sF) A) and B)
G) B) and E) C

Question 20

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)   4F) A) and B)
G) B) and D)

Exam 7: Quantum Theory and the Electronic Structure of Atoms

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

Correct AnswerverifiedA

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

Correct AnswerverifiedShow Answer

The electron configuration of a ground-state copper atom is

Correct AnswerverifiedShow Answer

In the following diagram of a wave

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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."

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedA

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedC

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

Correct AnswerverifiedShow Answer

Correct Answer
verified
A

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

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

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

Correct Answer
verified

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

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

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

Correct Answer
verified
A

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

Correct Answer
verified

Correct Answer
verified

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

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
C

Correct Answer
verified