Question 1

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 2

What is the shortest-wavelength line in the emission spectrum of the hydrogen atom?

Accepted Answer

A) 182 nm 
B) 100 nm 
C) 122 nm 
D) 91.2 nm 
E) 1.00 nm 
A) 182 nm 
B) 100 nm 
C) 122 nm 
D) 91.2 nm 
E) 1.00 nm

Question 3

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

Accepted Answer

A) 4.8 * 10-4J/mol 
B) 3.8 * 104J/mol 
C) 4.8 * 104J/mol 
D) 3.8 * 10-4J/mol 
E) 8.4 * 105J/mol  
A) 4.8 * 10-4J/mol 
B) 3.8 * 104J/mol 
C) 4.8 * 104J/mol 
D) 3.8 * 10-4J/mol 
E) 8.4 * 105J/mol

Question 4

The square of the amplitude of a wave determines the intensity of the radiation.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following corresponds to an X-radiation wavelength?

Accepted Answer

A) 0.0001 nm 
B) 0.001 nm 
C) 9 cm 
D) 9 nm 
E) 95 nm 
A) 0.0001 nm 
B) 0.001 nm 
C) 9 cm 
D) 9 nm 
E) 95 nm

Question 6

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 7

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

Accepted Answer

A) 6.6 * 10-34  
B) 3.7 * 1015  
C) 3.7 * 10-15  
D) 2.7 * 1014  
E) 2.7 * 10-14  
A) 6.6 * 10-34  
B) 3.7 * 1015  
C) 3.7 * 10-15  
D) 2.7 * 1014  
E) 2.7 * 10-14

Question 8

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 9

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

Accepted Answer

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

Question 10

The first line (lowest energy)in the Balmer series appears at 15,233 cm-1.The second line appears at

Accepted Answer

A) 109,678 cm-1 
B) 45,699 cm-1 
C) 20,565 cm-1 
D) 30,466 cm-1 
E) 20,311 cm-1 
A) 109,678 cm-1 
B) 45,699 cm-1 
C) 20,565 cm-1 
D) 30,466 cm-1 
E) 20,311 cm-1

Question 11

Radiation with a wavelength of 2 - 10 pm is in what part of the electromagnetic spectrum?

Accepted Answer

A) Radio waves. 
B) Microwave radiation. 
C) Ultraviolet radiation. 
D) X - radiation. 
E) Gamma radiation. 
A) Radio waves. 
B) Microwave radiation. 
C) Ultraviolet radiation. 
D) X - radiation. 
E) Gamma radiation.

Question 12

Visible light,microwaves,and x-rays travel through empty space at 3.00 * 108 m-1.

Accepted Answer

A) True 
 B)False

Question 13

Which of the following is expected to approximate the value of the wavelength of a 5-g bullet traveling at 1300 miles per hour?

Accepted Answer

A) 2 m 
B) 2 *10-34 m 
C) 200 pm 
D) 2 pm 
A) 2 m 
B) 2 *10-34 m 
C) 200 pm 
D) 2 pm

Question 14

Comparing the lowest energy transition,$\Delta$E,in1,3-butadiene(A)and 1,3,5,7-octatetraene(B),$\Delta$EA is greater than $\Delta$EB.

Accepted Answer

A) True 
 B)False

Question 15

The ultraviolet range encompasses what wavelengths?

Accepted Answer

A) 100 - 450nm. 
B) 530 - 580 nm. 
C) 1 - 50 nm. 
D) 10 - 80 nm. 
E) 420 - 500 nm. 
A) 100 - 450nm. 
B) 530 - 580 nm. 
C) 1 - 50 nm. 
D) 10 - 80 nm. 
E) 420 - 500 nm.

Question 16

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 17

A node is a point at which the wavefunction becomes zero.

Accepted Answer

A) True 
 B)False

Question 18

What is the frequency,in Hz,of a photon with energy of 2.3 * 10-17 J?

Accepted Answer

A) 3.4 * 10-16  
B) 3.4 * 1016  
C) 6.8 * 10-16  
D) 6.8 * 1016  
E) 2.8 * 10-15  
A) 3.4 * 10-16  
B) 3.4 * 1016  
C) 6.8 * 10-16  
D) 6.8 * 1016  
E) 2.8 * 10-15

Question 19

Which of the following is a Lyman series line?

Accepted Answer

A) 954.6 nm 
B) 656.3 nm 
C) 486.1 nm 
D) 434.0 nm 
E) None of the above. 
A) 954.6 nm 
B) 656.3 nm 
C) 486.1 nm 
D) 434.0 nm 
E) None of the above.

Question 20

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

Accepted Answer

A) 1.51 * 10-18 J 
B) 6.04  * 10-18 J 
C) 1.51  * 10-20 J 
D) 1.21  * 10-19 J 
E) 1.2 * 10-17 J 
A) 1.51 * 10-18 J 
B) 6.04  * 10-18 J 
C) 1.51  * 10-20 J 
D) 1.21  * 10-19 J 
E) 1.2 * 10-17 J

Which of the following has the largest wavelengths?

What is the shortest-wavelength line in the emission spectrum of the hydrogen atom?

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

The square of the amplitude of a wave determines the intensity of the radiation.

Which of the following corresponds to an X-radiation wavelength?

Electromagnetic radiation encompasses which of the following?

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

What type of wavelength is characteristic of radio waves?

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

The first line (lowest energy)in the Balmer series appears at 15,233 cm^-¹.The second line appears at

Radiation with a wavelength of 2 - 10 pm is in what part of the electromagnetic spectrum?

Visible light,microwaves,and x-rays travel through empty space at 3.00 * 10⁸ m^-¹.

Which of the following is expected to approximate the value of the wavelength of a 5-g bullet traveling at 1300 miles per hour?

Comparing the lowest energy transition, $\Delta$ E,in1,3-butadiene(A)and 1,3,5,7-octatetraene(B), $\Delta$ E_A is greater than $\Delta$ E_B.

The ultraviolet range encompasses what wavelengths?

Which of the following is Wien's law?

A node is a point at which the wavefunction becomes zero.

What is the frequency,in Hz,of a photon with energy of 2.3 * 10^-17 J?

Which of the following is a Lyman series line?

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

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

Which of the following has the largest wavelengths?

What is the shortest-wavelength line in the emission spectrum of the hydrogen atom?

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

The square of the amplitude of a wave determines the intensity of the radiation.

Which of the following corresponds to an X-radiation wavelength?

Electromagnetic radiation encompasses which of the following?

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

What type of wavelength is characteristic of radio waves?

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

The first line (lowest energy)in the Balmer series appears at 15,233 cm-1.The second line appears at

Radiation with a wavelength of 2 - 10 pm is in what part of the electromagnetic spectrum?

Visible light,microwaves,and x-rays travel through empty space at 3.00 * 108 m-1.

Which of the following is expected to approximate the value of the wavelength of a 5-g bullet traveling at 1300 miles per hour?

Comparing the lowest energy transition, Δ\DeltaΔ E,in1,3-butadiene(A)and 1,3,5,7-octatetraene(B), Δ\DeltaΔ EA is greater than Δ\DeltaΔ EB.

The ultraviolet range encompasses what wavelengths?

Which of the following is Wien's law?

A node is a point at which the wavefunction becomes zero.

What is the frequency,in Hz,of a photon with energy of 2.3 * 10-17 J?

Which of the following is a Lyman series line?

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

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

Filters

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

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

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

The first line (lowest energy)in the Balmer series appears at 15,233 cm^-¹.The second line appears at

Visible light,microwaves,and x-rays travel through empty space at 3.00 * 10⁸ m^-¹.

Comparing the lowest energy transition, $\Delta$ E,in1,3-butadiene(A)and 1,3,5,7-octatetraene(B), $\Delta$ E_A is greater than $\Delta$ E_B.

What is the frequency,in Hz,of a photon with energy of 2.3 * 10^-17 J?