Question 1

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 J 
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 J

Question 2

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 =-3 
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 =-3

Question 3

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

Question 4

Determine the energy change associated with the transition from   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 J 
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 J

Question 5

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

Question 6

Determine the energy change associated with the transition from   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 J 
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 J

Question 7

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)  6 
A)  3 
B)  4 
C)  2 
D)  5 
E)  6

Question 8

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)  red 
A)  white 
B)  yellow 
C)  violet 
D)  blue 
E)  red

Question 9

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

Accepted Answer

A)  blue 
B)  green 
C)  yellow 
D)  red 
E)  violet 
A)  blue 
B)  green 
C)  yellow 
D)  red 
E)  violet

Question 10

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

Question 11

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

Question 12

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

Accepted Answer

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

Question 13

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

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
E)  25 
A)  1 
B)  2 
C)  3 
D)  4 
E)  25

Question 14

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 light 
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 light

Question 15

Give an example of a p orbital.

Accepted Answer

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

Question 16

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

Question 17

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

Question 18

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

Accepted Answer

A)  Ultraviolet light 
B)  Gamma rays 
C)  Microwaves 
D)  X-rays 
E)  Radio waves 
A)  Ultraviolet light 
B)  Gamma rays 
C)  Microwaves 
D)  X-rays 
E)  Radio waves

Question 19

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 J 
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 J

Question 20

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 kJ 
A)  1.65 × 103 kJ 
B)  1.52 × 103 kJ 
C)  5.49 × 103 kJ 
D)  3.31 × 103 kJ 
E)  5.89 × 103 kJ

Exam 7: The Quantum-Mechanical Model of the Atom

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

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.

Give the numbers for ml for an s orbital.

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

Give the numbers for ml for a p orbital.

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

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.

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.

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

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

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.

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

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

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

Give an example of a p orbital.

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

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

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

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

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

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Filters

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

Give the numbers for m_l for an s orbital.

Give the numbers for m_l for a p orbital.

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.

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

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.

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