Question 1

What type of wavelength is characteristic of radio waves?

Accepted Answer

A) Very large. 
B) Very small. 
C) Large or small depending on frequency. 
D) Close to that of visible light. 
E) None of the above; radio waves are not a form of radiation. 
A) Very large. 
B) Very small. 
C) Large or small depending on frequency. 
D) Close to that of visible light. 
E) None of the above; radio waves are not a form of radiation.

Question 2

A photon with energy of 3.9F1F1F1S1F1F1F1010-17 J has what frequency,in /sec?

Accepted Answer

A) 6.6 F1F1F1S1F1F1F10 10-34  
B) 3.7 F1F1F1S1F1F1F10 1015  
C) 3.7 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1015  
D) 2.7 F1F1F1S1F1F1F10 1014  
E) 2.7 F1F1F1S1F1F1F10 10-14  
A) 6.6 F1F1F1S1F1F1F10 10-34  
B) 3.7 F1F1F1S1F1F1F10 1015  
C) 3.7 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1015  
D) 2.7 F1F1F1S1F1F1F10 1014  
E) 2.7 F1F1F1S1F1F1F10 10-14

Question 3

You are caught in a radar trap and hope to show that the speed measured by the radar gun is in error because of the uncertainty principle.If you assume that the uncertainty in your position is large,say about 10 m,and that the car has a mass of 2150 kg,what is the uncertainty in the velocity?

Accepted Answer

A) 1 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1033 mF1F1F1S1F1F1F10sF1F1F1S1F1F1F101  
B) 1 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1019 mF1F1F1S1F1F1F10sF1F1F1S1F1F1F101  
C) 1 F1F1F1S1F1F1F10 1033 mF1F1F1S1F1F1F10sF1F1F1S1F1F1F101  
D) 1 F1F1F1S1F1F1F10 1038 mF1F1F1S1F1F1F10sF1F1F1S1F1F1F101  
E) 1 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1038 mF1F1F1S1F1F1F10sF1F1F1S1F1F1F101  
A) 1 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1033 mF1F1F1S1F1F1F10sF1F1F1S1F1F1F101  
B) 1 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1019 mF1F1F1S1F1F1F10sF1F1F1S1F1F1F101  
C) 1 F1F1F1S1F1F1F10 1033 mF1F1F1S1F1F1F10sF1F1F1S1F1F1F101  
D) 1 F1F1F1S1F1F1F10 1038 mF1F1F1S1F1F1F10sF1F1F1S1F1F1F101  
E) 1 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1038 mF1F1F1S1F1F1F10sF1F1F1S1F1F1F101

Question 4

The zero-point energy in 1,3-butadiene is larger than in 1,3,5,7-octatetraene.True or false?

Accepted Answer

A) True 
 B)False

Question 5

What is the frequency of radiation with a wavelength of 2.0 m?

Accepted Answer

A) 1.5 F1F1F1S1F1F1F10 108 /sec 
B) 3.0 F1F1F1S1F1F1F10 108 /sec 
C) 7.0 F1F1F1S1F1F1F10 10-9 /sec 
D) 7.0 F1F1F1S1F1F1F10 108 /sec 
E) 1.5 F1F1F1S1F1F1F10 10-8 /sec 
A) 1.5 F1F1F1S1F1F1F10 108 /sec 
B) 3.0 F1F1F1S1F1F1F10 108 /sec 
C) 7.0 F1F1F1S1F1F1F10 10-9 /sec 
D) 7.0 F1F1F1S1F1F1F10 108 /sec 
E) 1.5 F1F1F1S1F1F1F10 10-8 /sec

Question 6

Which of the following has the largest wavelengths?

Accepted Answer

A) Red visible light 
B) Blue visible light 
C) Microwaves 
D) Ultraviolet radiation 
E) Gamma radiation 
A) Red visible light 
B) Blue visible light 
C) Microwaves 
D) Ultraviolet radiation 
E) Gamma radiation

Question 7

What is the energy of a mole of photons with a frequency of 9.1 F1F1F1S1F1F1F10 1015 Hz?

Accepted Answer

A) 3.6 F1F1F1S1F1F1F10 10-5J/mol 
B) 3.6 F1F1F1S1F1F1F10 106J/mol 
C) 2.8 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F107J/mol 
D) 2.8 F1F1F1S1F1F1F10 107J/mol 
E) 7.0 F1F1F1S1F1F1F10 106J/mol  
A) 3.6 F1F1F1S1F1F1F10 10-5J/mol 
B) 3.6 F1F1F1S1F1F1F10 106J/mol 
C) 2.8 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F107J/mol 
D) 2.8 F1F1F1S1F1F1F10 107J/mol 
E) 7.0 F1F1F1S1F1F1F10 106J/mol

Question 8

Which of the following metals has the lowest work function?

Accepted Answer

A) Be 
B) Sr 
C) Li 
D) Rb 
A) Be 
B) Sr 
C) Li 
D) Rb

Question 9

What is the frequency of yellow light with a wavelength of 580 nm?

Accepted Answer

A) 5.2 F1F1F1S1F1F1F10 1016 Hz 
B) 1.9 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1017 Hz 
C) 5.2 F1F1F1S1F1F1F10 1014 Hz 
D) 5.2 F1F1F1S1F1F1F10 1012 Hz 
E) 1.9 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1015 Hz 
A) 5.2 F1F1F1S1F1F1F10 1016 Hz 
B) 1.9 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1017 Hz 
C) 5.2 F1F1F1S1F1F1F10 1014 Hz 
D) 5.2 F1F1F1S1F1F1F10 1012 Hz 
E) 1.9 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1015 Hz

Question 10

What is the energy of a mole of photons with a frequency of 1.2 F1F1F1S1F1F1F10 1014 Hz?

Accepted Answer

A) 4.8 F1F1F1S1F1F1F10 10-4J/mol 
B) 3.8 F1F1F1S1F1F1F10 104J/mol 
C) 4.8 F1F1F1S1F1F1F10 104J/mol 
D) 3.8 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F104J/mol 
E) 8.4 F1F1F1S1F1F1F10 105J/mol  
A) 4.8 F1F1F1S1F1F1F10 10-4J/mol 
B) 3.8 F1F1F1S1F1F1F10 104J/mol 
C) 4.8 F1F1F1S1F1F1F10 104J/mol 
D) 3.8 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F104J/mol 
E) 8.4 F1F1F1S1F1F1F10 105J/mol

Question 11

Calculate the longest-wavelength line in the Balmer series for hydrogen.

Accepted Answer

A) 182 nm 
B) 657 nm 
C) 536 nm 
D) 122 nm 
E) 486 nm 
A) 182 nm 
B) 657 nm 
C) 536 nm 
D) 122 nm 
E) 486 nm

Question 12

Which of the following statements is incorrect?

Accepted Answer

A) For a one-dimensional particle in a box, as the mass of the particle becomes larger the separation between neighboring energy levels increases. 
B) For a one-dimensional particle in a box, the separation between neighboring energy levels increases as the length of the container increases. 
C) For a one-dimensional particle in a box, the energy separation between neighboring energy levels has the value h2/8mL2 when the walls of the box are infinitely far apart. 
D) Argon atoms in a cylinder can be treated as though their translational energy were quantized. 
E) A billiard ball on a table has a completely negligible zero-point energy. 
A) For a one-dimensional particle in a box, as the mass of the particle becomes larger the separation between neighboring energy levels increases. 
B) For a one-dimensional particle in a box, the separation between neighboring energy levels increases as the length of the container increases. 
C) For a one-dimensional particle in a box, the energy separation between neighboring energy levels has the value h2/8mL2 when the walls of the box are infinitely far apart. 
D) Argon atoms in a cylinder can be treated as though their translational energy were quantized. 
E) A billiard ball on a table has a completely negligible zero-point energy.

Question 13

When a mole of photons possesses an energy of 2.4 F1F1F1S1F1F1F10 107 J,what is its frequency in /sec?

Accepted Answer

A) 1.6 F1F1F1S1F1F1F10 10-15J/mol 
B) 6.1 F1F1F1S1F1F1F10 10-16J/mol 
C) 6.1 F1F1F1S1F1F1F10 1016J/mol 
D) 1.6 F1F1F1S1F1F1F10 105J/mol 
E) 4.2 F1F1F1S1F1F1F10 1016J/mol  
A) 1.6 F1F1F1S1F1F1F10 10-15J/mol 
B) 6.1 F1F1F1S1F1F1F10 10-16J/mol 
C) 6.1 F1F1F1S1F1F1F10 1016J/mol 
D) 1.6 F1F1F1S1F1F1F10 105J/mol 
E) 4.2 F1F1F1S1F1F1F10 1016J/mol

Question 14

Electromagnetic radiation encompasses which of the following?

Accepted Answer

A) Microwaves. 
B) Alpha particles. 
C) Gamma radiation. 
D) A and C above. 
E) B and C above. 
A) Microwaves. 
B) Alpha particles. 
C) Gamma radiation. 
D) A and C above. 
E) B and C above.

Question 15

Visible light,microwaves,and x-rays travel through empty space at 3.00 F1F1F1S1F1F1F10 108 mF1F1F1S1F1F1F10sF1F1F1S1F1F1F101.True or false?

Accepted Answer

A) True 
 B)False

Question 16

What wavelength does radiation possess when its frequency is 2.1 F1F1F1S1F1F1F10 1015 Hz?

Accepted Answer

A) 4.1 F1F1F1S1F1F1F10 10-7 cm 
B) 1.4 F1F1F1S1F1F1F10 10-7 m 
C) 6.5 F1F1F1S1F1F1F10 106 m 
D) 7.0 F1F1F1S1F1F1F10 106 m 
E) 1.4 F1F1F1S1F1F1F10 10-7 nm 
A) 4.1 F1F1F1S1F1F1F10 10-7 cm 
B) 1.4 F1F1F1S1F1F1F10 10-7 m 
C) 6.5 F1F1F1S1F1F1F10 106 m 
D) 7.0 F1F1F1S1F1F1F10 106 m 
E) 1.4 F1F1F1S1F1F1F10 10-7 nm

Question 17

What is the frequency of a photon that has an energy of 5.4 F1F1F1S1F1F1F10 10-18 J?

Accepted Answer

A) 1.6 F1F1F1S1F1F1F10 10-34Hz  
B) 1.2 F1F1F1S1F1F1F10 1016Hz  
C) 1.2 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1016Hz  
D) 8.1 F1F1F1S1F1F1F10 1015Hz  
A) 1.6 F1F1F1S1F1F1F10 10-34Hz  
B) 1.2 F1F1F1S1F1F1F10 1016Hz  
C) 1.2 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1016Hz  
D) 8.1 F1F1F1S1F1F1F10 1015Hz

Question 18

If a particle is confined to a one-dimensional box of length 300 pm,for F1F1F1S1F1F1F103 the particle is most likely to be found at

Accepted Answer

A) 0 pm. 
B) 50, 150, and 250 pm, respectively. 
C) 17.3 pm. 
D) 300 pm. 
E) 100 and 200 pm, respectively. 
A) 0 pm. 
B) 50, 150, and 250 pm, respectively. 
C) 17.3 pm. 
D) 300 pm. 
E) 100 and 200 pm, respectively.

Question 19

An electron is confined to a one-dimensional box 200 pm in length,calculate the wavelength of light required to promote the electron from the ground state to the first excited state.

Accepted Answer

A) 329 pm 
B) 263 pm 
C) 165 pm 
D) 439 pm 
E) 1320 pm 
A) 329 pm 
B) 263 pm 
C) 165 pm 
D) 439 pm 
E) 1320 pm

Question 20

What is the probability of finding an electron in a small region of a hydrogen 1s orbital at a distance 3a0 from the nucleus relative to the probability of finding it in the same small region located at the nucleus?

Accepted Answer

A) 14% 
B) 0.25% 
C) 22% 
D) 1.8% 
E) 5.0% 
A) 14% 
B) 0.25% 
C) 22% 
D) 1.8% 
E) 5.0%

What type of wavelength is characteristic of radio waves?

A photon with energy of 3.910^-17 J has what frequency,in /sec?

You are caught in a radar trap and hope to show that the speed measured by the radar gun is in error because of the uncertainty principle.If you assume that the uncertainty in your position is large,say about 10 m,and that the car has a mass of 2150 kg,what is the uncertainty in the velocity?

The zero-point energy in 1,3-butadiene is larger than in 1,3,5,7-octatetraene.True or false?

What is the frequency of radiation with a wavelength of 2.0 m?

Which of the following has the largest wavelengths?

What is the energy of a mole of photons with a frequency of 9.1  10¹⁵ Hz?

Which of the following metals has the lowest work function?

What is the frequency of yellow light with a wavelength of 580 nm?

What is the energy of a mole of photons with a frequency of 1.2  10¹⁴Hz?

Calculate the longest-wavelength line in the Balmer series for hydrogen.

Which of the following statements is incorrect?

When a mole of photons possesses an energy of 2.4  10⁷ J,what is its frequency in /sec?

Electromagnetic radiation encompasses which of the following?

Visible light,microwaves,and x-rays travel through empty space at 3.00  10⁸ ms^¹.True or false?

What wavelength does radiation possess when its frequency is 2.1  10¹⁵ Hz?

What is the frequency of a photon that has an energy of 5.4  10^-18 J?

If a particle is confined to a one-dimensional box of length 300 pm,for ₃ the particle is most likely to be found at

An electron is confined to a one-dimensional box 200 pm in length,calculate the wavelength of light required to promote the electron from the ground state to the first excited state.

What is the probability of finding an electron in a small region of a hydrogen 1s orbital at a distance 3a₀ from the nucleus relative to the probability of finding it in the same small region located at the nucleus?

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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Exam 1: The Quantum World

What type of wavelength is characteristic of radio waves?

A photon with energy of 3.910-17 J has what frequency,in /sec?

You are caught in a radar trap and hope to show that the speed measured by the radar gun is in error because of the uncertainty principle.If you assume that the uncertainty in your position is large,say about 10 m,and that the car has a mass of 2150 kg,what is the uncertainty in the velocity?

The zero-point energy in 1,3-butadiene is larger than in 1,3,5,7-octatetraene.True or false?

What is the frequency of radiation with a wavelength of 2.0 m?

Which of the following has the largest wavelengths?

What is the energy of a mole of photons with a frequency of 9.1  1015 Hz?

Which of the following metals has the lowest work function?

What is the frequency of yellow light with a wavelength of 580 nm?

What is the energy of a mole of photons with a frequency of 1.2  1014 Hz?

Calculate the longest-wavelength line in the Balmer series for hydrogen.

Which of the following statements is incorrect?

When a mole of photons possesses an energy of 2.4  107 J,what is its frequency in /sec?

Electromagnetic radiation encompasses which of the following?

Visible light,microwaves,and x-rays travel through empty space at 3.00  108 ms1.True or false?

What wavelength does radiation possess when its frequency is 2.1  1015 Hz?

What is the frequency of a photon that has an energy of 5.4  10-18 J?

If a particle is confined to a one-dimensional box of length 300 pm,for 3 the particle is most likely to be found at

An electron is confined to a one-dimensional box 200 pm in length,calculate the wavelength of light required to promote the electron from the ground state to the first excited state.

What is the probability of finding an electron in a small region of a hydrogen 1s orbital at a distance 3a0 from the nucleus relative to the probability of finding it in the same small region located at the nucleus?

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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A photon with energy of 3.910^-17 J has what frequency,in /sec?

What is the energy of a mole of photons with a frequency of 9.1  10¹⁵ Hz?

What is the energy of a mole of photons with a frequency of 1.2  10¹⁴Hz?

When a mole of photons possesses an energy of 2.4  10⁷ J,what is its frequency in /sec?

Visible light,microwaves,and x-rays travel through empty space at 3.00  10⁸ ms^¹.True or false?

What wavelength does radiation possess when its frequency is 2.1  10¹⁵ Hz?

What is the frequency of a photon that has an energy of 5.4  10^-18 J?

If a particle is confined to a one-dimensional box of length 300 pm,for ₃ the particle is most likely to be found at

What is the probability of finding an electron in a small region of a hydrogen 1s orbital at a distance 3a₀ from the nucleus relative to the probability of finding it in the same small region located at the nucleus?