Question 1

What type of orbital is designated n = 4,   = 3,   = -2?

Accepted Answer

A)  4s 
B)  4p 
C)  4d 
D)  4f 
E)  none 
A)  4s 
B)  4p 
C)  4d 
D)  4f 
E)  none

Question 2

If a hydrogen atom in the excited n = 4 state relaxes to the ground state,what is the maximum number of possible emission lines?

Accepted Answer

A)  1 
B)  3 
C)  6 
D)  8 
E)  infinite 
A)  1 
B)  3 
C)  6 
D)  8 
E)  infinite

Question 3

What is the energy of a photon of electromagnetic radiation with a wavelength of 451.7 nm?

Accepted Answer

A)    J 
B)    J 
C)    J 
D)    J 
E)    J 
A)    J 
B)    J 
C)    J 
D)    J 
E)    J

Question 4

What is the de Broglie wavelength of an electron traveling at 9.47% of the speed of light? (   )

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 5

Which of the following regions of the electromagnetic spectrum has the lowest frequency?

Accepted Answer

A)  x-ray 
B)  gamma ray 
C)  ultraviolet 
D)  infrared 
E)  visible 
A)  x-ray 
B)  gamma ray 
C)  ultraviolet 
D)  infrared 
E)  visible

Question 6

Which of the following orbital boundary surfaces represent d-orbitals?

Accepted Answer

A)  1 only 
B)  2 only 
C)  3 only 
D)  1 and 2 
E)  1 and 4 
A)  1 only 
B)  2 only 
C)  3 only 
D)  1 and 2 
E)  1 and 4

Question 7

What is the value of the orbital angular momentum quantum number (   )for an electron in a 5s orbital?

Accepted Answer

A)  2 
B)  4 
C)  3 
D)  0 
E)  1 
A)  2 
B)  4 
C)  3 
D)  0 
E)  1

Question 8

Which type of experiment demonstrates that an electron has the properties of a wave?

Accepted Answer

A)  nuclear fission 
B)  electron diffraction 
C)  light emission from atomic gases 
D)  mass spectroscopy 
E)  photoelectric effect 
A)  nuclear fission 
B)  electron diffraction 
C)  light emission from atomic gases 
D)  mass spectroscopy 
E)  photoelectric effect

Question 9

How many orbitals have the following set of quantum numbers: n = 5,   = 1,   = -1?

Accepted Answer

A)  0 
B)  1 
C)  3 
D)  6 
E)  7 
A)  0 
B)  1 
C)  3 
D)  6 
E)  7

Question 10

What is the de Broglie wavelength of a 148-g baseball traveling at 97.1 mph? (   )

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 11

According to experiments concerned with the photoelectric effect,which of the following will increase the kinetic energy of an electron ejected from a metal surface?
1)increasing the wavelength of the light striking the surface
2)increasing the frequency of the light striking the surface
3)increasing the number of photons of light striking the surface

Accepted Answer

A)  1 only 
B)  2 only 
C)  3 only 
D)  1 and 3 
E)  1,2,and 3 
A)  1 only 
B)  2 only 
C)  3 only 
D)  1 and 3 
E)  1,2,and 3

Question 12

Which of the following properties is associated with the value of the n quantum number?

Accepted Answer

A)  the number of electrons in an orbital 
B)  the size of an orbital 
C)  the orientation in space of an orbital 
D)  the energy of an orbital 
E)  the shape of an orbital 
A)  the number of electrons in an orbital 
B)  the size of an orbital 
C)  the orientation in space of an orbital 
D)  the energy of an orbital 
E)  the shape of an orbital

Question 13

The ____ of a photon of light is ____ proportional to its frequency and ____ proportional to its wavelength.

Accepted Answer

A)  energy,directly,inversely 
B)  energy,inversely,directly 
C)  velocity,directly,inversely 
D)  intensity,inversely,directly 
E)  amplitude,directly,inversely 
A)  energy,directly,inversely 
B)  energy,inversely,directly 
C)  velocity,directly,inversely 
D)  intensity,inversely,directly 
E)  amplitude,directly,inversely

What type of orbital is designated n = 4, = 3, = -2?

If a hydrogen atom in the excited n = 4 state relaxes to the ground state,what is the maximum number of possible emission lines?

What is the energy of a photon of electromagnetic radiation with a wavelength of 451.7 nm?

What is the de Broglie wavelength of an electron traveling at 9.47% of the speed of light? ( )

Which of the following regions of the electromagnetic spectrum has the lowest frequency?

Which of the following orbital boundary surfaces represent d-orbitals?

What is the value of the orbital angular momentum quantum number ( )for an electron in a 5s orbital?

Which type of experiment demonstrates that an electron has the properties of a wave?

How many orbitals have the following set of quantum numbers: n = 5, = 1, = -1?

What is the de Broglie wavelength of a 148-g baseball traveling at 97.1 mph? ( )

Which of the following properties is associated with the value of the n quantum number?

The of a photon of light is proportional to its frequency and proportional to its wavelength.

Basic Concepts of Chemistry

Mathlets Review: The Tools of Quantitative Chemistry

Atoms, molecules, and Ions

Chemical Reactions

Stoichiometry: Quantitative Information About Chemical Reactions

Principles of Chemical Reactivity: Energy and Chemical Reactions

The Structure of Atoms and Periodic Trends

Bonding and Molecular Structure

Bonding and Molecular Structure: Orbital Hybridization and Molecular Orbitals

Gases and Their Properties

Intermolecular Forces and Liquids

The Chemistry of Solids

Solutions and Their Behavior

Chemical Kinetics: the Rates of Chemical Reactions

Principles of Reactivity: Chemical Equilibria

The Chemistry of Acids and Bases

Principles of Reactivity: Other Aspects of Aqueous Equilibria

Entropy and Free Energy

Principles of Reactivity: Electron Transfer Reactions

Environmental Chemistry Earths Environment,energy,and Sustainability

The Chemistry of the Main Group Elements

The Chemistry of the Transition Elements

Carbon: Not Just Another Element

Biochemistry

Nuclear Chemistry

Filters

Exam 7: The Structure of Atoms

What type of orbital is designated n = 4, = 3, = -2?

If a hydrogen atom in the excited n = 4 state relaxes to the ground state,what is the maximum number of possible emission lines?

What is the energy of a photon of electromagnetic radiation with a wavelength of 451.7 nm?

What is the de Broglie wavelength of an electron traveling at 9.47% of the speed of light? ( )

Which of the following regions of the electromagnetic spectrum has the lowest frequency?

Which of the following orbital boundary surfaces represent d-orbitals?

What is the value of the orbital angular momentum quantum number ( )for an electron in a 5s orbital?

Which type of experiment demonstrates that an electron has the properties of a wave?

How many orbitals have the following set of quantum numbers: n = 5, = 1, = -1?

What is the de Broglie wavelength of a 148-g baseball traveling at 97.1 mph? ( )

Which of the following properties is associated with the value of the n quantum number?

The ____ of a photon of light is ____ proportional to its frequency and ____ proportional to its wavelength.

Basic Concepts of Chemistry

Mathlets Review: The Tools of Quantitative Chemistry

Atoms, molecules, and Ions

Chemical Reactions

Stoichiometry: Quantitative Information About Chemical Reactions

Principles of Chemical Reactivity: Energy and Chemical Reactions

The Structure of Atoms and Periodic Trends

Bonding and Molecular Structure

Bonding and Molecular Structure: Orbital Hybridization and Molecular Orbitals

Gases and Their Properties

Intermolecular Forces and Liquids

The Chemistry of Solids

Solutions and Their Behavior

Chemical Kinetics: the Rates of Chemical Reactions

Principles of Reactivity: Chemical Equilibria

The Chemistry of Acids and Bases

Principles of Reactivity: Other Aspects of Aqueous Equilibria

Entropy and Free Energy

Principles of Reactivity: Electron Transfer Reactions

Environmental Chemistry Earths Environment,energy,and Sustainability

The Chemistry of the Main Group Elements

The Chemistry of the Transition Elements

Carbon: Not Just Another Element

Biochemistry

Nuclear Chemistry

Filters

The of a photon of light is proportional to its frequency and proportional to its wavelength.