Question 1

The wavelength of a photon that has an energy of 5.25 × 10-19 J is ________ m.

Accepted Answer

A) 3.79 × 10-7 
B) 2.64 × 106 
C) 2.38 × 1023 
D) 4.21 × 10-24 
E) 3.79 × 107 
A) 3.79 × 10-7 
B) 2.64 × 106 
C) 2.38 × 1023 
D) 4.21 × 10-24 
E) 3.79 × 107

Question 2

It takes 258 kJ/mol to eject electrons from a certain metal surface. What is the longest wavelength of light (nm)that can be used to eject electrons from the surface of this metal via the photoelectric effect?

Accepted Answer

A) 464 
B) 233 
C) 165 
D) 725 
E) 552 
A) 464 
B) 233 
C) 165 
D) 725 
E) 552

Question 3

The 4d subshell in the ground state of atomic xenon contains ________ electrons.

Accepted Answer

A) 2 
B) 6 
C) 8 
D) 10 
E) 36 
A) 2 
B) 6 
C) 8 
D) 10 
E) 36

Question 4

At what speed (m/s)must a 10.0-mg object be moving to have a de Broglie wavelength of 3.3 × 10-41 m?

Accepted Answer

A) 4.1 m/s 
B) 1.9 × 10-11 m/s 
C) 2.0 × 1012 m/s 
D) 3.3 × 10-42 m/s 
E) 1.9 × 1013 m/s 
A) 4.1 m/s 
B) 1.9 × 10-11 m/s 
C) 2.0 × 1012 m/s 
D) 3.3 × 10-42 m/s 
E) 1.9 × 1013 m/s

Question 5

Which one of the following is not a valid value for the magnetic quantum number of an electron in a 5d subshell?

Accepted Answer

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

Question 6

In a ground-state copper atom, the ________ subshell is partially filled.

Accepted Answer

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

Question 7

The 3p subshell in the ground state of atomic silicon contains ________ electrons.

Accepted Answer

A) 2 
B) 6 
C) 8 
D) 10 
E) 36 
A) 2 
B) 6 
C) 8 
D) 10 
E) 36

Question 8

What is the frequency of light (s-1)that has a wavelength of 3.86 × 10-5 cm?

Accepted Answer

A) 7.77 × 1014 s-1 
B) 6.32 × 10-12 s-1 
C) 1.04 × 10-13 s-1 
D) 9.62 × 1012 s-1 
E) 2.14 × 10-16 s-1 
A) 7.77 × 1014 s-1 
B) 6.32 × 10-12 s-1 
C) 1.04 × 10-13 s-1 
D) 9.62 × 1012 s-1 
E) 2.14 × 10-16 s-1

Question 9

The electron configuration of a ground-state Ag atom is ________.

Accepted Answer

A) [Ar]4s24d9 
B) [Kr]5s14d10 
C) [Kr]5s23d9 
D) [Ar]4s14d10 
E) [Kr]5s24d10 
A) [Ar]4s24d9 
B) [Kr]5s14d10 
C) [Kr]5s23d9 
D) [Ar]4s14d10 
E) [Kr]5s24d10

Question 10

The angular momentum quantum number (l)value of 2 indicates the ________ subshell.

Accepted Answer

A) d 
B) f 
C) s 
D) p 
E) +1/2 
A) d 
B) f 
C) s 
D) p 
E) +1/2

Question 11

The de Broglie wavelength of a 84.32 gram bullet traveling at the speed of 308.6 m/s is ________ m.

Accepted Answer

A) 2.546 × 10-35 
B) 2.546 × 10-36 
C) 2.546 × 10-37 
D) 2.546 × 10-38 
E) 1.724 × 10-32 
A) 2.546 × 10-35 
B) 2.546 × 10-36 
C) 2.546 × 10-37 
D) 2.546 × 10-38 
E) 1.724 × 10-32

Question 12

Of the following, ________ radiation has the shortest wavelength.

Accepted Answer

A) X-ray 
B) radio 
C) microwave 
D) ultraviolet 
E) infrared 
A) X-ray 
B) radio 
C) microwave 
D) ultraviolet 
E) infrared

Question 13

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 14

Which electron configuration represents a violation of the Pauli exclusion principle?

Accepted Answer

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

Question 15

The element that corresponds to the electron configuration 1s22s22p2 is ________.

Accepted Answer

A) lithium 
B) beryllium 
C) boron 
D) nitrogen 
E) carbon 
A) lithium 
B) beryllium 
C) boron 
D) nitrogen 
E) carbon

Question 16

The de Broglie wavelength of an electron with a velocity of 7.90 × 106 m/s is ________ m. The mass of the electron is 9.11 × 10-28 g.

Accepted Answer

A) 1.09 × 1010 
B) 1.09 × 1013 
C) 9.21 × 10-17 
D) 9.21 × 10-14 
E) 9.21 × 10-11 
A) 1.09 × 1010 
B) 1.09 × 1013 
C) 9.21 × 10-17 
D) 9.21 × 10-14 
E) 9.21 × 10-11

Question 17

The correct ground-state electron configuration for molybdenum is ________.

Accepted Answer

A) [Kr]5s14d10 
B) [Kr]5s24d4 
C) [Kr] 5s14d5 
D) [Kr]5s24d5 
E) [Kr]5s24d9 
A) [Kr]5s14d10 
B) [Kr]5s24d4 
C) [Kr] 5s14d5 
D) [Kr]5s24d5 
E) [Kr]5s24d9

Question 18

Which of the subshells below do not exist due to the constraints upon the angular momentum quantum number?

Accepted Answer

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

Question 19

An NMR spectrum results from photon irradiation in which the nuclear spin alignment is flipped.

Accepted Answer

A) True 
 B)False

Question 20

________-orbitals are spherically symmetrical.

Accepted Answer

A) s 
B) p 
C) d 
D) f 
E) g 
A) s 
B) p 
C) d 
D) f 
E) g

Exam 6: Electronic Structure of Atoms

The wavelength of a photon that has an energy of 5.25 × 10-19 J is ________ m.

It takes 258 kJ/mol to eject electrons from a certain metal surface. What is the longest wavelength of light (nm)that can be used to eject electrons from the surface of this metal via the photoelectric effect?

The 4d subshell in the ground state of atomic xenon contains ________ electrons.

At what speed (m/s)must a 10.0-mg object be moving to have a de Broglie wavelength of 3.3 × 10-41 m?

Which one of the following is not a valid value for the magnetic quantum number of an electron in a 5d subshell?

In a ground-state copper atom, the ________ subshell is partially filled.

The 3p subshell in the ground state of atomic silicon contains ________ electrons.

What is the frequency of light (s-1)that has a wavelength of 3.86 × 10-5 cm?

The electron configuration of a ground-state Ag atom is ________.

The angular momentum quantum number (l)value of 2 indicates the ________ subshell.

The de Broglie wavelength of a 84.32 gram bullet traveling at the speed of 308.6 m/s is ________ m.

Of the following, ________ radiation has the shortest wavelength.

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

Which electron configuration represents a violation of the Pauli exclusion principle?

The element that corresponds to the electron configuration 1s22s22p2 is ________.

The de Broglie wavelength of an electron with a velocity of 7.90 × 106 m/s is ________ m. The mass of the electron is 9.11 × 10-28 g.

The correct ground-state electron configuration for molybdenum is ________.

Which of the subshells below do not exist due to the constraints upon the angular momentum quantum number?

An NMR spectrum results from photon irradiation in which the nuclear spin alignment is flipped.

________-orbitals are spherically symmetrical.

Introduction: Matter and Measurement

Atoms, Molecules, and Ions

Stoichiometry: Calculations With Chemical Formulas and Equations

Aqueous Reactions and Solution Stoichiometry

Thermochemistry

Periodic Properties of the Elements

Basic Concepts of Chemical Bonding

Molecular Geometry and Bonding Theories

Gases

Liquids and Intermolecular Forces

Solids and Modern Materials

Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acid-Base Equilibria

Additional Aspects of Aqueous Equilibria

Chemistry of the Environment

Chemical Thermodynamics

Electrochemistry

Nuclear Chemistry

Chemistry of the Nonmetals

Transition Metals and Coordination Chemistry

The Chemistry of Life: Organic and Biological Chemistry

Filters

The wavelength of a photon that has an energy of 5.25 × 10^-19 J is ________ m.

At what speed (m/s)must a 10.0-mg object be moving to have a de Broglie wavelength of 3.3 × 10^-41 m?

What is the frequency of light (s^-1)that has a wavelength of 3.86 × 10^-5 cm?

The element that corresponds to the electron configuration 1s²2s²2p² is ________.

The de Broglie wavelength of an electron with a velocity of 7.90 × 10⁶ m/s is ________ m. The mass of the electron is 9.11 × 10^-28 g.