Question 1

The lowest energy shell that contains f orbitals is the shell with n = .

Accepted Answer

A)  5 
B)  4 
C)  1 
D)  3 
E)  2 
A)  5 
B)  4 
C)  1 
D)  3 
E)  2 B

Question 2

The condensed electron configuration of krypton, element 36, is .

Accepted Answer

A)  [Kr]4s43d8 
B)  [Ar]4s43d4 
C)  [Ar]4s4 
D)  [Ar]3d104s24p6 
E)  [Kr]4s23d8 
A)  [Kr]4s43d8 
B)  [Ar]4s43d4 
C)  [Ar]4s4 
D)  [Ar]3d104s24p6 
E)  [Kr]4s23d8 D

Question 3

When the electron in a hydrogen atom moves from n = 6 to n = 1, light with a wavelength of
Nm is emitted.

Accepted Answer

A)  93.8 
B)  657 
C)  487 
D)  411 
E)  434 
A)  93.8 
B)  657 
C)  487 
D)  411 
E)  434 A

Question 4

The wavelength of light that has a frequency of 1.20 × 1013s- 1 is _ m.

Accepted Answer

A)  2.5 
B)  2.50 × 10- 5 
C)  0.0400 
D)  25.0 
E)  12.0 
A)  2.5 
B)  2.50 × 10- 5 
C)  0.0400 
D)  25.0 
E)  12.0

Question 5

The ground state electron configuration of Ga is _ _.

Accepted Answer

A)  1s22s23s23p63d104s24p1 
B)  1s22s22p63s23p63d104s24d1 
C)  1s22s22p63s23p63d104s24p1 
D)  [Ar]4s23d11 
E)  1s22s22p63s23p64s24d104p1 
A)  1s22s23s23p63d104s24p1 
B)  1s22s22p63s23p63d104s24d1 
C)  1s22s22p63s23p63d104s24p1 
D)  [Ar]4s23d11 
E)  1s22s22p63s23p64s24d104p1

Question 6

The ground- state electron configuration of is [Ar]4s13d5.

Accepted Answer

A)  Fe 
B)  K 
C)  V 
D)  Mn 
E)  Cr 
A)  Fe 
B)  K 
C)  V 
D)  Mn 
E)  Cr

Question 7

The energy of a photon that has a frequency of 8.21 × 1015 s- 1 is _ _ J.

Accepted Answer

A)  1.99 × 10- 25 
B)  1.26 × 10- 19 
C)  8.08 × 10- 50 
D)  5.44 × 10- 18 
E)  1.24 × 1049 
A)  1.99 × 10- 25 
B)  1.26 × 10- 19 
C)  8.08 × 10- 50 
D)  5.44 × 10- 18 
E)  1.24 × 1049

Question 8

Which one of the following represents an acceptable set of quantum numbers for an electron in an atom? (arranged as n, l, ml, and ms)

Accepted Answer

A)  3, 3, 3, - 1/2 
B)  5, 4,- 5, 1/2 
C)  2, 2, - 1, - 1/2 
D)  1, 0, 0, 1/2 
E)  3, 3, 3, 1/2 
A)  3, 3, 3, - 1/2 
B)  5, 4,- 5, 1/2 
C)  2, 2, - 1, - 1/2 
D)  1, 0, 0, 1/2 
E)  3, 3, 3, 1/2

Question 9

All of the have a valence shell electron configuration ns1.

Accepted Answer

A)  alkali metals 
B)  noble gases 
C)  halogens 
D)  chalcogens 
E)  alkaline earth metals 
A)  alkali metals 
B)  noble gases 
C)  halogens 
D)  chalcogens 
E)  alkaline earth metals

Question 10

Which one of the following is an incorrect subshell notation?

Accepted Answer

A)  2d 
B)  4f 
C)  2p 
D)  3s 
E)  3d 
A)  2d 
B)  4f 
C)  2p 
D)  3s 
E)  3d

Question 11

Which one of the following configurations depicts an excited carbon atom?

Accepted Answer

A)  1s22s22p3 
B)  1s22s22p1 
C)  1s22s23s1 
D)  1s22s22p13s1 
E)  1s22s22p2 
A)  1s22s22p3 
B)  1s22s22p1 
C)  1s22s23s1 
D)  1s22s22p13s1 
E)  1s22s22p2

Question 12

If a hydrogen atom electron jumps from the n=6 orbit to the n=2 orbit, energy is released.

Accepted Answer

A) True 
 B)False

Question 13

How many quantum numbers are necessary to designate a particular electron in an atom
?

Accepted Answer

A)  3 
B)  1 
C)  4 
D)  5 
E)  2 
A)  3 
B)  1 
C)  4 
D)  5 
E)  2

Question 14

All of the orbitals in a given electron shell have the same value of the _ quantum number.

Accepted Answer

A)  azimuthal 
B)  psi 
C)  magnetic 
D)  principal 
E)  spin 
A)  azimuthal 
B)  psi 
C)  magnetic 
D)  principal 
E)  spin

Question 15

What is the wavelength of light (nm) that has a frequency 4.62 × 1014 s- 1 ?

Accepted Answer

A)  1.39 × 1023 
B)  932 
C)  649 
D)  1.07 × 106 
E)  1.54 × 10- 3 
A)  1.39 × 1023 
B)  932 
C)  649 
D)  1.07 × 106 
E)  1.54 × 10- 3

Question 16

Which electron configuration represents a violation of Hund's rule for an atom in its ground state?

Accepted Answer

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

Question 17

The second shell in the ground state of atomic argon contains electrons.

Accepted Answer

A)  2 
B)  6 
C)  8 
D)  18 
E)  36 
A)  2 
B)  6 
C)  8 
D)  18 
E)  36

Question 18

What is the frequency of light (s-  1) that has a wavelength of 3.12 × 10- 3 cm ?

Accepted Answer

A)  1.04 × 10- 13 
B)  4.10 × 10- 17 
C)  9.62 × 1012 
D)  2.44 × 1016 
E)  3.69 
A)  1.04 × 10- 13 
B)  4.10 × 10- 17 
C)  9.62 × 1012 
D)  2.44 × 1016 
E)  3.69

Question 19

When the electron in a hydrogen atom moves from n = 6 to n = 2, light with a wavelength of
Nm is emitted.

Accepted Answer

A)  487 
B)  434 
C)  657 
D)  93.8 
E)  411 
A)  487 
B)  434 
C)  657 
D)  93.8 
E)  411

Question 20

In a px orbital, the subscript x denotes the _ of the electron.

Accepted Answer

A)  axis along which the orbital is aligned 
B)  probability of the shell 
C)  energy 
D)  size of the orbital 
E)  spin of the electrons 
A)  axis along which the orbital is aligned 
B)  probability of the shell 
C)  energy 
D)  size of the orbital 
E)  spin of the electrons

Exam 6: Electronic Structure of Atoms

The lowest energy shell that contains f orbitals is the shell with n = .

The condensed electron configuration of krypton, element 36, is .

When the electron in a hydrogen atom moves from n = 6 to n = 1, light with a wavelength of Nm is emitted.

The wavelength of light that has a frequency of 1.20 × 1013s- 1 is _ m.

The ground state electron configuration of Ga is _ _.

The ground- state electron configuration of is [Ar]4s13d5.

The energy of a photon that has a frequency of 8.21 × 1015 s- 1 is _ _ J.

Which one of the following represents an acceptable set of quantum numbers for an electron in an atom? (arranged as n, l, ml, and ms)

All of the have a valence shell electron configuration ns1.

Which one of the following is an incorrect subshell notation?

Which one of the following configurations depicts an excited carbon atom?

If a hydrogen atom electron jumps from the n=6 orbit to the n=2 orbit, energy is released.

How many quantum numbers are necessary to designate a particular electron in an atom ?

All of the orbitals in a given electron shell have the same value of the _ quantum number.

What is the wavelength of light (nm) that has a frequency 4.62 × 1014 s- 1 ?

Which electron configuration represents a violation of Hund's rule for an atom in its ground state?

The second shell in the ground state of atomic argon contains electrons.

What is the frequency of light (s- 1) that has a wavelength of 3.12 × 10- 3 cm ?

When the electron in a hydrogen atom moves from n = 6 to n = 2, light with a wavelength of Nm is emitted.

In a px orbital, the subscript x denotes the _ of the electron.

Introduction: Matter and Measurement

Atoms, Molecules, and Ions

Stoichiometry: Calculations With Chemical Formulas and Equations

Aqueous Reactions and Solution Stoichiometry

Periodic Properties of the Elements

Basic Concepts of Chemical Bonding

Gases

Intermolecular Forces, Liquids, and Solids

Modern Materials

Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acid-Base Equilibria

Additional Aspects of Equilibria

Chemistry of the Environment

Chemical Thermodynamics

Electrochemistry

Nuclear Chemistry

Chemistry of the Nonmetals

Metals and Metallurgy

Chemistry of Coordination Compounds

The Chemistry of Life: Organic and Biological Chemistry

Filters

The wavelength of light that has a frequency of 1.20 × 10¹³s^-¹is _ m.

The ground- state electron configuration of is [Ar]4s¹3d⁵.

The energy of a photon that has a frequency of 8.21 × 10¹⁵s^-¹is _ _ J.

Which one of the following represents an acceptable set of quantum numbers for an electron in an atom? (arranged as n, l, m_l, and m_s)

All of the have a valence shell electron configuration ns¹.

What is the wavelength of light (nm) that has a frequency 4.62 × 10¹⁴s^-¹?

What is the frequency of light (s^-¹) that has a wavelength of 3.12 × 10^-³cm ?

In a p_xorbital, the subscript x denotes the _ of the electron.