Question 1

What wavelength does radiation have when its frequency is 5.6F1F1F1S1F1F1F101013 /sec?

Accepted Answer

A) 5.4F1F1F1S1F1F1F1010-9 m 
B) 5.4F1F1F1S1F1F1F1010-8 m 
C) 5.4F1F1F1S1F1F1F1010-7 m 
D) 5.4F1F1F1S1F1F1F1010-6 m 
E) 5.4F1F1F1S1F1F1F1010-6 cm 
A) 5.4F1F1F1S1F1F1F1010-9 m 
B) 5.4F1F1F1S1F1F1F1010-8 m 
C) 5.4F1F1F1S1F1F1F1010-7 m 
D) 5.4F1F1F1S1F1F1F1010-6 m 
E) 5.4F1F1F1S1F1F1F1010-6 cm

Question 2

What energy in joules does a photon with a frequency of 5.0 F1F1F1S1F1F1F10 1014 /sec have?

Accepted Answer

A) 1.3 F1F1F1S1F1F1F10 10-19  
B) 3.3 F1F1F1S1F1F1F10 10-19  
C) 6.6 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1019  
D) 6.6 F1F1F1S1F1F1F10 1019  
E) 3.3 F1F1F1S1F1F1F10 1019  
A) 1.3 F1F1F1S1F1F1F10 10-19  
B) 3.3 F1F1F1S1F1F1F10 10-19  
C) 6.6 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1019  
D) 6.6 F1F1F1S1F1F1F10 1019  
E) 3.3 F1F1F1S1F1F1F10 1019

Question 3

All the orbitals of a given shell of He+ are degenerate regardless of the value of the orbital angular momentum.True or false?

Accepted Answer

A) True 
 B)False

Question 4

A node is a point at which the wavefunction becomes zero.True or false?

Accepted Answer

A) True 
 B)False

Question 5

Estimate the minimum uncertainty in the position of an electron of mass 9.109 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1031 kg,given that its speed is unknown to within ±3.00 F1F1F1S1F1F1F10 105m·sF1F1F1S1F1F1F101.

Accepted Answer

A) 386 pm 
B) 386 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1012 m 
C) 193 pm 
D) 1.93 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1012 
A) 386 pm 
B) 386 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1012 m 
C) 193 pm 
D) 1.93 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1012

Question 6

What is the wavelength of radiation with a frequency of 2.7 F1F1F1S1F1F1F10 1018 m?

Accepted Answer

A) 1.1 F1F1F1S1F1F1F10 10-11 cm 
B) 1.1 F1F1F1S1F1F1F10 10-11 m 
C) 9.9 F1F1F1S1F1F1F10 10-11 m 
D) 9.9 F1F1F1S1F1F1F10 10-11 cm 
E) 3.0 F1F1F1S1F1F1F10 10-11 m 
A) 1.1 F1F1F1S1F1F1F10 10-11 cm 
B) 1.1 F1F1F1S1F1F1F10 10-11 m 
C) 9.9 F1F1F1S1F1F1F10 10-11 m 
D) 9.9 F1F1F1S1F1F1F10 10-11 cm 
E) 3.0 F1F1F1S1F1F1F10 10-11 m

Question 7

How is gamma radiation best described?

Accepted Answer

A) As very small wavelength and low frequency. 
B) As wavelength very near that of the visible spectrum. 
C) As large wavelength. 
D) As very low frequency. 
E) As very high frequency. 
A) As very small wavelength and low frequency. 
B) As wavelength very near that of the visible spectrum. 
C) As large wavelength. 
D) As very low frequency. 
E) As very high frequency.

Question 8

What is the energy of a mole of photons with a frequency of 5.8 F1F1F1S1F1F1F10 1015 sec-1?

Accepted Answer

A) 2.3 F1F1F1S1F1F1F10 10-5J/mol 
B) 2.3 F1F1F1S1F1F1F10 106J/mol 
C) 4.9 F1F1F1S1F1F1F10 106J/mol 
D) 4.9 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F105J/mol 
E) 5.8 F1F1F1S1F1F1F10 10-15J/mol  
A) 2.3 F1F1F1S1F1F1F10 10-5J/mol 
B) 2.3 F1F1F1S1F1F1F10 106J/mol 
C) 4.9 F1F1F1S1F1F1F10 106J/mol 
D) 4.9 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F105J/mol 
E) 5.8 F1F1F1S1F1F1F10 10-15J/mol

Question 9

Calculate the wavelength of a motorcycle of mass 275 kg traveling at a speed of 125 kmF1F1F1S1F1F1F10hrF1F1F1S1F1F1F101.

Accepted Answer

A) 6.94 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1038 m 
B) 1.93 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1038 m 
C) 1.93 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1041 m 
D) 2.41 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1036 m 
E) 2.08 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1029 m 
A) 6.94 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1038 m 
B) 1.93 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1038 m 
C) 1.93 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1041 m 
D) 2.41 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1036 m 
E) 2.08 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1029 m

Question 10

What magnitude of wavelength and frequency does X-radiation have?

Accepted Answer

A) Small wavelength and low frequency. 
B) Small wavelength and high frequency. 
C) Large wavelength and low frequency. 
D) Large wavelength and high frequency. 
E) Wavelength almost the same as that in visible light. 
A) Small wavelength and low frequency. 
B) Small wavelength and high frequency. 
C) Large wavelength and low frequency. 
D) Large wavelength and high frequency. 
E) Wavelength almost the same as that in visible light.

Question 11

Which of the following emission lines corresponds to part of the Balmer series of lines in the spectrum of a hydrogen atom? (a)n2 F1F1F1S1F1F1F10 n1
(b)n4 F1F1F1S1F1F1F10 n2
(c)n4 F1F1F1S1F1F1F10 n1
(d)n3 F1F1F1S1F1F1F10 n2
(e)n4 F1F1F1S1F1F1F10 n3

Accepted Answer

A) (b)and (d) 
B) (a), (d), and (e) 
C) (a)and (c) 
D) (e) 
E) (b)and (c) 
A) (b)and (d) 
B) (a), (d), and (e) 
C) (a)and (c) 
D) (e) 
E) (b)and (c)

Question 12

When radiation has a frequency of 1.5 F1F1F1S1F1F1F101015 Hz,what is its wavelength?

Accepted Answer

A) 3.0 F1F1F1S1F1F1F10 10-11 m 
B) 4.2 F1F1F1S1F1F1F10 10-7 m 
C) 2.0 F1F1F1S1F1F1F10 10-7 cm 
D) 2.0 F1F1F1S1F1F1F10 10-7 m 
E) 2.0 F1F1F1S1F1F1F10 10-8 m 
A) 3.0 F1F1F1S1F1F1F10 10-11 m 
B) 4.2 F1F1F1S1F1F1F10 10-7 m 
C) 2.0 F1F1F1S1F1F1F10 10-7 cm 
D) 2.0 F1F1F1S1F1F1F10 10-7 m 
E) 2.0 F1F1F1S1F1F1F10 10-8 m

Question 13

What is the wavelength of a radio station transmitting at 99.1 MHz?

Accepted Answer

A) 330 nm 
B) 303 nm 
C) 0.00303 m 
D) 3.03 m 
E) 0.330 m 
A) 330 nm 
B) 303 nm 
C) 0.00303 m 
D) 3.03 m 
E) 0.330 m

Question 14

A mole of photons with a frequency of 7.5 F1F1F1S1F1F1F10 1016 Hz has what energy?

Accepted Answer

A) 3.0 F1F1F1S1F1F1F10 10-7J/mol 
B) 4.2 F1F1F1S1F1F1F10 106J/mol 
C) 3.3 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F108J/mol 
D) 3.0 F1F1F1S1F1F1F10 107J/mol 
E) 3.3 F1F1F1S1F1F1F10 108J/mol  
A) 3.0 F1F1F1S1F1F1F10 10-7J/mol 
B) 4.2 F1F1F1S1F1F1F10 106J/mol 
C) 3.3 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F108J/mol 
D) 3.0 F1F1F1S1F1F1F10 107J/mol 
E) 3.3 F1F1F1S1F1F1F10 108J/mol

Question 15

Which of the following is Wien's law?

Accepted Answer

A) The maximum intensity of black-body radiation, λmax, is inversely proportional to the temperature. 
B) λmax = constant × T where λmax is the intensity of black-body radiation and T is the temperature in K. 
C) λmax = constant × T4 where λmax is the intensity of black-body radiation and T is the temperature in K. 
D) The maximum intensity of black-body radiation, λmax, increases as the temperature increases. 
E) T = 2.9 K.mm × λmax where λmax is the intensity of black-body radiation and T is the temperature in K. 
A) The maximum intensity of black-body radiation, λmax, is inversely proportional to the temperature. 
B) λmax = constant × T where λmax is the intensity of black-body radiation and T is the temperature in K. 
C) λmax = constant × T4 where λmax is the intensity of black-body radiation and T is the temperature in K. 
D) The maximum intensity of black-body radiation, λmax, increases as the temperature increases. 
E) T = 2.9 K.mm × λmax where λmax is the intensity of black-body radiation and T is the temperature in K.

Question 16

Wavelength is defined how,in terms of electromagnetic radiation?

Accepted Answer

A) The peak to peak distance between waves. 
B) The peak to trough distance between waves. 
C) The speed with which a wave traverses a distance. 
D) The amplitude with which a wave traverses a distance. 
E) The trough to peak distance between a wave as well as the speed the wave traverses this distance. 
A) The peak to peak distance between waves. 
B) The peak to trough distance between waves. 
C) The speed with which a wave traverses a distance. 
D) The amplitude with which a wave traverses a distance. 
E) The trough to peak distance between a wave as well as the speed the wave traverses this distance.

Question 17

If a particle is confined to a one-dimensional box of length 300 pm,for F1F1F1S1F1F1F103 the particle has zero probability of being found at

Accepted Answer

A) 100 and 200 pm, respectively. 
B) 150 pm only. 
C) 50, 150, and 250 pm, respectively. 
D) 50 and 250 pm, respectively. 
E) 75, 125, 175, and 225 pm, respectively. 
A) 100 and 200 pm, respectively. 
B) 150 pm only. 
C) 50, 150, and 250 pm, respectively. 
D) 50 and 250 pm, respectively. 
E) 75, 125, 175, and 225 pm, respectively.

Question 18

When a mole of photons has the energy 3.3 F1F1F1S1F1F1F10 107 J,what is its frequency,in Hz?

Accepted Answer

A) 2.6 F1F1F1S1F1F1F10 10-15 
B) 2.6 F1F1F1S1F1F1F10 1016 
C) 8.2 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1015 
D) 8.2 F1F1F1S1F1F1F10 1016 
E) 13.3 F1F1F1S1F1F1F10 10-7  
A) 2.6 F1F1F1S1F1F1F10 10-15 
B) 2.6 F1F1F1S1F1F1F10 1016 
C) 8.2 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1015 
D) 8.2 F1F1F1S1F1F1F10 1016 
E) 13.3 F1F1F1S1F1F1F10 10-7

Question 19

If an electron is confined to a one-dimensional box 200 pm in length,calculate the zero-point energy.

Accepted Answer

A) 1.51 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1018 J 
B) 6.04 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1018 J 
C) 1.51 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1020 J 
D) 1.21 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1019 J 
E) 1.21 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1017 J 
A) 1.51 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1018 J 
B) 6.04 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1018 J 
C) 1.51 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1020 J 
D) 1.21 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1019 J 
E) 1.21 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1017 J

Question 20

What is the energy of a mole of photons with a frequency of 6.9 F1F1F1S1F1F1F10 1014 Hz?

Accepted Answer

A) 2.8 F1F1F1S1F1F1F10 105J/mol 
B) 8.3 F1F1F1S1F1F1F10 104J/mol 
C) 8.3 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F104J/mol 
D) 3.8 F1F1F1S1F1F1F10 106J/mol 
E) 2.8 F1F1F1S1F1F1F10 10-6J/mol 
A) 2.8 F1F1F1S1F1F1F10 105J/mol 
B) 8.3 F1F1F1S1F1F1F10 104J/mol 
C) 8.3 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F104J/mol 
D) 3.8 F1F1F1S1F1F1F10 106J/mol 
E) 2.8 F1F1F1S1F1F1F10 10-6J/mol

What wavelength does radiation have when its frequency is 5.610¹³ /sec?

What energy in joules does a photon with a frequency of 5.0  10¹⁴ /sec have?

All the orbitals of a given shell of He⁺ are degenerate regardless of the value of the orbital angular momentum.True or false?

A node is a point at which the wavefunction becomes zero.True or false?

Estimate the minimum uncertainty in the position of an electron of mass 9.109  10^³¹ kg,given that its speed is unknown to within ±3.00  10⁵m·s^¹.

What is the wavelength of radiation with a frequency of 2.7  10¹⁸m?

How is gamma radiation best described?

What is the energy of a mole of photons with a frequency of 5.8  10¹⁵ sec^-1?

Calculate the wavelength of a motorcycle of mass 275 kg traveling at a speed of 125 kmhr^¹.

What magnitude of wavelength and frequency does X-radiation have?

Which of the following emission lines corresponds to part of the Balmer series of lines in the spectrum of a hydrogen atom? (a)n₂  n₁ (b)n₄  n₂ (c)n₄  n₁ (d)n₃  n₂ (e)n₄  n₃

When radiation has a frequency of 1.5 10¹⁵ Hz,what is its wavelength?

What is the wavelength of a radio station transmitting at 99.1 MHz?

A mole of photons with a frequency of 7.5  10¹⁶ Hz has what energy?

Which of the following is Wien's law?

Wavelength is defined how,in terms of electromagnetic radiation?

If a particle is confined to a one-dimensional box of length 300 pm,for ₃ the particle has zero probability of being found at

When a mole of photons has the energy 3.3  10⁷ J,what is its frequency,in Hz?

If an electron is confined to a one-dimensional box 200 pm in length,calculate the zero-point energy.

What is the energy of a mole of photons with a frequency of 6.9  10¹⁴ Hz?

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Exam 1: The Quantum World

What wavelength does radiation have when its frequency is 5.61013 /sec?

What energy in joules does a photon with a frequency of 5.0  1014 /sec have?

All the orbitals of a given shell of He+ are degenerate regardless of the value of the orbital angular momentum.True or false?

A node is a point at which the wavefunction becomes zero.True or false?

Estimate the minimum uncertainty in the position of an electron of mass 9.109  1031 kg,given that its speed is unknown to within ±3.00  105m·s1.

What is the wavelength of radiation with a frequency of 2.7  1018 m?

How is gamma radiation best described?

What is the energy of a mole of photons with a frequency of 5.8  1015 sec-1?

Calculate the wavelength of a motorcycle of mass 275 kg traveling at a speed of 125 kmhr1.

What magnitude of wavelength and frequency does X-radiation have?

Which of the following emission lines corresponds to part of the Balmer series of lines in the spectrum of a hydrogen atom? (a)n2  n1 (b)n4  n2 (c)n4  n1 (d)n3  n2 (e)n4  n3

When radiation has a frequency of 1.5 1015 Hz,what is its wavelength?

What is the wavelength of a radio station transmitting at 99.1 MHz?

A mole of photons with a frequency of 7.5  1016 Hz has what energy?

Which of the following is Wien's law?

Wavelength is defined how,in terms of electromagnetic radiation?

If a particle is confined to a one-dimensional box of length 300 pm,for 3 the particle has zero probability of being found at

When a mole of photons has the energy 3.3  107 J,what is its frequency,in Hz?

If an electron is confined to a one-dimensional box 200 pm in length,calculate the zero-point energy.

What is the energy of a mole of photons with a frequency of 6.9  1014 Hz?

Quantum Mechanics in Action: Atoms

Chemical Bonds

Molecular Shape and Structure

The Properties of Gases

Liquids and Solids

Inorganic Materials

Thermodynamics: the First Law

Thermodynamics: the Second and Third Laws

Physical Equilibria

Chemical Equilibria

Acids and Bases

Aqueous Equilibria

Electrochemistry

Chemical Kinetics

The Elements: the Main Group Elements

The Elements: the D Block

Nuclear Chemistry

Organic Chemistry I

Organic Chemistry II

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What wavelength does radiation have when its frequency is 5.610¹³ /sec?

What energy in joules does a photon with a frequency of 5.0  10¹⁴ /sec have?

All the orbitals of a given shell of He⁺ are degenerate regardless of the value of the orbital angular momentum.True or false?

Estimate the minimum uncertainty in the position of an electron of mass 9.109  10^³¹ kg,given that its speed is unknown to within ±3.00  10⁵m·s^¹.

What is the wavelength of radiation with a frequency of 2.7  10¹⁸m?

What is the energy of a mole of photons with a frequency of 5.8  10¹⁵ sec^-1?

Calculate the wavelength of a motorcycle of mass 275 kg traveling at a speed of 125 kmhr^¹.

Which of the following emission lines corresponds to part of the Balmer series of lines in the spectrum of a hydrogen atom? (a)n₂  n₁ (b)n₄  n₂ (c)n₄  n₁ (d)n₃  n₂ (e)n₄  n₃

When radiation has a frequency of 1.5 10¹⁵ Hz,what is its wavelength?

A mole of photons with a frequency of 7.5  10¹⁶ Hz has what energy?

If a particle is confined to a one-dimensional box of length 300 pm,for ₃ the particle has zero probability of being found at

When a mole of photons has the energy 3.3  10⁷ J,what is its frequency,in Hz?

What is the energy of a mole of photons with a frequency of 6.9  10¹⁴ Hz?