Question 1

Place the following types of electromagnetic radiation in order of decreasing energy. visible light radio waves infrared light

Accepted Answer

A)   radio waves > infrared light > visible light
B)   visible light > infrared light > radio waves
C)   radio waves > visible light > infrared light
D)   visible light > radio waves > infrared light
E)   infrared light > radio waves > visible lightF) B) and E)
G) C) and E)

Question 2

Determine the energy change associated with the transition from -19 J B)  +6.54 × 10-19 J C)  +4.58 × 10-19 J D)  -1.53 × 10-19 J E)  +3.76 × 10-19 J" class="answers-bank-image d-inline" rel="preload" > in the hydrogen atom.

Accepted Answer

A)   -2.18 × 10-19 J
B)   +6.54 × 10-19 J
C)   +4.58 × 10-19 J
D)   -1.53 × 10-19 J
E)   +3.76 × 10-19 JF) None of the above
G) A) and B)

Question 3

Calculate the energy of the orange light emitted,per photon,by a neon sign with a frequency of 4.89 × 1014 Hz.

Accepted Answer

A)   3.09 × 10-19 J
B)   6.14 × 10-19 J
C)   3.24 × 10-19 J
D)   1.63 × 10-19 J
E)   5.11 × 10-19 JF) None of the above
G) B) and C)

Question 4

Calculate the energy of the green light emitted,per photon,by a mercury lamp with a frequency of 5.49 × 1014 Hz.

Accepted Answer

A)   2.75 × 10-19 J
B)   3.64 × 10-19 J
C)   5.46 × 10-19 J
D)   1.83 × 10-19 J
E)   4.68 × 10-19 JF) A) and B)
G) A) and C)

Question 5

How many subshells are there in the shell with n = 2?

Accepted Answer

A)   1
B)   2
C)   3
D)   4
E)   25F) None of the above
G) A) and D)

Question 6

The number of cycles that pass through a stationary point is called

Accepted Answer

A)   wavelength.
B)   amplitude.
C)   frequency.
D)   area.
E)   median.F) A) and B)
G) D) and E)

Question 7

During a thunderstorm,you see a flash of lightning.Five seconds later,you hear the thunder.How far away is the storm?

Accepted Answer

A)   1 yard
B)   10 miles
C)   1 mile
D)   6 miles
E)   12 milesF) D) and E)
G) A) and B)

Question 8

Determine the shortest frequency of light required to remove an electron from a sample of Ti metal if the binding energy of titanium is 3.14 × 103 kJ/mol.

Accepted Answer

A)   7.87 × 1015 Hz
B)   4.74 × 1015 Hz
C)   2.11 × 1015 Hz
D)   1.27 × 1015 Hz
E)   6.19 × 1015 HzF) A) and D)
G) A) and B)

Question 9

Determine the energy change associated with the transition from -19 J B)  -1.82 × 10-19 J C)  +5.51 × 10-19 J D)  -3.03 × 10-19 J E)  +2.69 × 10-19 J" class="answers-bank-image d-inline" rel="preload" > in the hydrogen atom.

Accepted Answer

A)   +3.03 × 10-19 J
B)   -1.82 × 10-19 J
C)   +5.51 × 10-19 J
D)   -3.03 × 10-19 J
E)   +2.69 × 10-19 JF) B) and E)
G) C) and D)

Question 10

How much energy (in kJ) is required to ionize 2.52 moles of hydrogen atoms?

Accepted Answer

A)   1.65 × 103 kJ
B)   1.52 × 103 kJ
C)   5.49 × 103 kJ
D)   3.31 × 103 kJ
E)   5.89 × 103 kJF) None of the above
G) A) and B)

Question 11

When an electric current is passed through a tube containing neon,neon atoms absorb some of the electrical energy and reemit it as a ________ color.

Accepted Answer

A)   white
B)   yellow
C)   violet
D)   blue
E)   redF) A) and E)
G) A) and D)

Question 12

Give the numbers for ml for an s orbital.

Accepted Answer

A)   0
B)   -2, -1, 0, +1, +2
C)   +1, +2, +3
D)   0, +1, +2, +3
E)   +1F) A) and B)
G) B) and D)

Question 13

Which of the following visible colors of light has the longest wavelength?

Accepted Answer

A)   blue
B)   green
C)   yellow
D)   red
E)   violetF) B) and E)
G) A) and D)

Question 14

Determine the end (final) value of n in a hydrogen atom transition,if the electron starts in n = 1 and the atom absorbs a photon of light with an energy of 2.044 × 10-18 J.

Accepted Answer

A)   3
B)   4
C)   2
D)   5
E)   6F) D) and E)
G) A) and B)

Question 15

Each of the following sets of quantum numbers is supposed to specify an orbital.Choose the one set of quantum numbers that does NOT contain an error.

Accepted Answer

A)   n = 4, l = 4, ml =-1
B)   n = 3, l = 2, ml =+3
C)   n = 4, l = 0, ml =-1
D)   n = 3, l = 1, ml = -2
E)   n = 5, l = 3, ml =-3F) D) and E)
G) C) and D)

Question 16

Give the numbers for ml for a p orbital.

Accepted Answer

A)   0, +1
B)   -1, 0, +1
C)   -2, -1, 0
D)   -2, -1, 0, +1, +2
E)   +1, +2F) B) and C)
G) A) and E)

Question 17

Give an example of a p orbital.

Accepted Answer

The answer of Give an example of a p orbital....

Question 18

Determine the velocity of a medicine ball (m = 10.0 kg) with a wavelength of 1.33 × 10-35 m.

Accepted Answer

A)   8.81 m/s
B)   12.3 m/s
C)   2.21 m/s
D)   4.98 m/s
E)   6.44 m/sF) C) and E)
G) B) and C)

Question 19

How many photons are contained in a burst of yellow light (589 nm) from a sodium lamp that contains 623 kJ of energy?

Accepted Answer

A)   2.10 × 1013 photons
B)   3.06 × 1030 photons
C)   1.85 × 1024 photons
D)   4.03 × 1028 photons
E)   2.48 × 1025 photonsF) D) and E)
G) A) and C)

Question 20

________ is/are used to image bones and internal organs.

Accepted Answer

A)   Ultraviolet light
B)   Gamma rays
C)   Microwaves
D)   X-rays
E)   Radio wavesF) B) and C)
G) B) and E)

Exam 7: The Quantum-Mechanical Model of the Atom

Determine the energy change associated with the transition from in the hydrogen atom.

Correct AnswerverifiedShow Answer

Determine the velocity of a medicine ball (m = 10.0 kg) with a wavelength of 1.33 × 10-35 m.

Correct AnswerverifiedShow Answer

Give the numbers for ml for an s orbital.

Correct AnswerverifiedShow Answer

How many subshells are there in the shell with n = 2?

Correct AnswerverifiedShow Answer

Give an example of a p orbital.

Correct AnswerverifiedShow Answer

How much energy (in kJ) is required to ionize 2.52 moles of hydrogen atoms?

Correct AnswerverifiedShow Answer

________ is/are used to image bones and internal organs.

Correct AnswerverifiedShow Answer

Calculate the energy of the green light emitted,per photon,by a mercury lamp with a frequency of 5.49 × 1014 Hz.

Correct AnswerverifiedShow Answer

During a thunderstorm,you see a flash of lightning.Five seconds later,you hear the thunder.How far away is the storm?

Correct AnswerverifiedShow Answer

Determine the shortest frequency of light required to remove an electron from a sample of Ti metal if the binding energy of titanium is 3.14 × 103 kJ/mol.

Correct AnswerverifiedShow Answer

How many photons are contained in a burst of yellow light (589 nm) from a sodium lamp that contains 623 kJ of energy?

Correct AnswerverifiedShow Answer

Give the numbers for ml for a p orbital.

Correct AnswerverifiedShow Answer

Place the following types of electromagnetic radiation in order of decreasing energy. visible light radio waves infrared light

Correct AnswerverifiedShow Answer

Determine the end (final) value of n in a hydrogen atom transition,if the electron starts in n = 1 and the atom absorbs a photon of light with an energy of 2.044 × 10-18 J.

Correct AnswerverifiedShow Answer

The number of cycles that pass through a stationary point is called

Correct AnswerverifiedShow Answer

Calculate the energy of the orange light emitted,per photon,by a neon sign with a frequency of 4.89 × 1014 Hz.

Correct AnswerverifiedShow Answer

When an electric current is passed through a tube containing neon,neon atoms absorb some of the electrical energy and reemit it as a ________ color.

Correct AnswerverifiedShow Answer

Determine the energy change associated with the transition from in the hydrogen atom.

Correct AnswerverifiedShow Answer

Each of the following sets of quantum numbers is supposed to specify an orbital.Choose the one set of quantum numbers that does NOT contain an error.

Correct AnswerverifiedShow Answer

Which of the following visible colors of light has the longest wavelength?

Correct AnswerverifiedShow Answer

Correct Answer
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Determine the velocity of a medicine ball (m = 10.0 kg) with a wavelength of 1.33 × 10^-35 m.

Correct Answer
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Give the numbers for m_l for an s orbital.

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Calculate the energy of the green light emitted,per photon,by a mercury lamp with a frequency of 5.49 × 10¹⁴ Hz.

Correct Answer
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Correct Answer
verified

Determine the shortest frequency of light required to remove an electron from a sample of Ti metal if the binding energy of titanium is 3.14 × 10³ kJ/mol.

Correct Answer
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Correct Answer
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Give the numbers for m_l for a p orbital.

Correct Answer
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Correct Answer
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Determine the end (final) value of n in a hydrogen atom transition,if the electron starts in n = 1 and the atom absorbs a photon of light with an energy of 2.044 × 10^-18 J.

Correct Answer
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Correct Answer
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Calculate the energy of the orange light emitted,per photon,by a neon sign with a frequency of 4.89 × 10¹⁴ Hz.

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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