Question 1

The maximum angular momentum quantum number in the ground state electron configuration of carbon is ________.

Accepted Answer

The answer of The maximum angular momentum quantum number in...

Question 2

The de Broglie wavelength of an electron is 8.7 × 10-11 m.The mass of an electron is 9.1 × 10-31 kg.The velocity of this electron is ________ m/s.

Accepted Answer

A) 8.4 × 103 
B) 1.2 × 10-7 
C) 6.9 × 10-5 
D) 8.4 × 106 
E) 8.4 × 10-3 
A) 8.4 × 103 
B) 1.2 × 10-7 
C) 6.9 × 10-5 
D) 8.4 × 106 
E) 8.4 × 10-3

Question 3

If an electron has a principal quantum number (n)of 7 and an angular momentum quantum number (l)of 3,the subshell designation is ________.

Accepted Answer

A) 7f 
B) 7s 
C) 7p 
D) 3f 
E) 3d 
A) 7f 
B) 7s 
C) 7p 
D) 3f 
E) 3d

Question 4

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

Accepted Answer

A) principal 
B) angular momentum 
C) magnetic 
D) spin 
E) psi 
A) principal 
B) angular momentum 
C) magnetic 
D) spin 
E) psi

Question 5

What color of visible light has the highest energy?

Accepted Answer

A) violet 
B) blue 
C) red 
D) green 
E) yellow 
A) violet 
B) blue 
C) red 
D) green 
E) yellow

Question 6

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

Question 7

A mole of yellow photons of wavelength 527 nm has ________ kJ of energy.

Accepted Answer

A) 165 
B) 227 
C) 4.56 × 10-46 
D) 6.05 × 10-3 
E) 2.74 × 10-19 
A) 165 
B) 227 
C) 4.56 × 10-46 
D) 6.05 × 10-3 
E) 2.74 × 10-19

Question 8

________-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

Question 9

Of the following transitions in the Bohr hydrogen atom,the ________ transition results in the emission of the highest-energy photon.

Accepted Answer

A) n = 6 → n = 4 
B) n = 2 → n = 7 
C) n = 4 → n = 6 
D) n = 1 → n = 4 
E) All transitions emit photons of equivalent energy. 
A) n = 6 → n = 4 
B) n = 2 → n = 7 
C) n = 4 → n = 6 
D) n = 1 → n = 4 
E) All transitions emit photons of equivalent energy.

Question 10

Which of the following is not a valid set of four quantum numbers? (n,l,ml,ms)

Accepted Answer

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

Question 11

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

Accepted Answer

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

Question 12

Of the following transitions in the Bohr hydrogen atom,the ________ transition results in the emission of the lowest-energy photon.

Accepted Answer

A) n = 1 → n = 6 
B) n = 6 → n = 1 
C) n = 6 → n = 3 
D) n = 3 → n = 6 
E) n = 1 → n = 4 
A) n = 1 → n = 6 
B) n = 6 → n = 1 
C) n = 6 → n = 3 
D) n = 3 → n = 6 
E) n = 1 → n = 4

Question 13

According to the Heisenberg Uncertainty Principle,it is impossible to know precisely both the position and the ________ of an electron.

Accepted Answer

A) mass 
B) color 
C) momentum 
D) shape 
E) charge 
A) mass 
B) color 
C) momentum 
D) shape 
E) charge

Question 14

What is the frequency (s-1)of a photon that has an energy of 4.38 × 10-18 J?

Accepted Answer

A) 436 s-1 
B) 6.61 × 1015 s-1 
C) 1.45 × 10-16 s-1 
D) 2.30 × 107 s-1 
E) 1.31 × 10-9 s-1 
A) 436 s-1 
B) 6.61 × 1015 s-1 
C) 1.45 × 10-16 s-1 
D) 2.30 × 107 s-1 
E) 1.31 × 10-9 s-1

Question 15

Each p-subshell can accommodate a maximum of ________ electrons.

Accepted Answer

A) 6 
B) 2 
C) 10 
D) 3 
E) 5 
A) 6 
B) 2 
C) 10 
D) 3 
E) 5

Question 16

Of the following,________ radiation has the longest wavelength and ________ radiation has the greatest energy. gamma ultraviolet visible

Accepted Answer

A) ultraviolet, gamma 
B) visible, ultraviolet 
C) gamma, gamma 
D) visible, gamma 
E) gamma, visible 
A) ultraviolet, gamma 
B) visible, ultraviolet 
C) gamma, gamma 
D) visible, gamma 
E) gamma, visible

Question 17

An electron transition from n = 2 to n = 5 in a Bohr hydrogen atom would correspond to the following energy.

Accepted Answer

A) 4.9 × 10-19 J 
B) 4.9 × 1019 J 
C) -4.9 × 10-19 J 
D) -4.9 × 1019 J 
E) 4.9 × 10-16 J 
A) 4.9 × 10-19 J 
B) 4.9 × 1019 J 
C) -4.9 × 10-19 J 
D) -4.9 × 1019 J 
E) 4.9 × 10-16 J

Question 18

The frequency of a photon that has an energy of 8.5 × 10-12 J is ________ s-1.

Accepted Answer

A) 1.3 × 1022 
B) 1.8 × 10-16 
C) 2.5 × 10-15 
D) 5.4 × 10-8 
E) 2.5 × 1015 
A) 1.3 × 1022 
B) 1.8 × 10-16 
C) 2.5 × 10-15 
D) 5.4 × 10-8 
E) 2.5 × 1015

Question 19

The wavelength of radio waves can be longer than a football field.

Accepted Answer

A) True 
 B)False

Question 20

The condensed electron configuration of titanium,element 22,is ________.

Accepted Answer

A) [Ar]3s23p6 
B) [Ne]3s4 
C) [Ar]3s43p4 
D) [Ar]3d24s2 
E) [Ne]3s43p2 
A) [Ar]3s23p6 
B) [Ne]3s4 
C) [Ar]3s43p4 
D) [Ar]3d24s2 
E) [Ne]3s43p2

Exam 6: Electronic Structure of Atoms

The maximum angular momentum quantum number in the ground state electron configuration of carbon is ________.

The de Broglie wavelength of an electron is 8.7 × 10-11 m.The mass of an electron is 9.1 × 10-31 kg.The velocity of this electron is ________ m/s.

If an electron has a principal quantum number (n)of 7 and an angular momentum quantum number (l)of 3,the subshell designation is ________.

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

What color of visible light has the highest energy?

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)

A mole of yellow photons of wavelength 527 nm has ________ kJ of energy.

________-orbitals are spherically symmetrical.

Of the following transitions in the Bohr hydrogen atom,the ________ transition results in the emission of the highest-energy photon.

Which of the following is not a valid set of four quantum numbers? (n,l,ml,ms)

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

Of the following transitions in the Bohr hydrogen atom,the ________ transition results in the emission of the lowest-energy photon.

According to the Heisenberg Uncertainty Principle,it is impossible to know precisely both the position and the ________ of an electron.

What is the frequency (s-1)of a photon that has an energy of 4.38 × 10-18 J?

Each p-subshell can accommodate a maximum of ________ electrons.

Of the following,________ radiation has the longest wavelength and ________ radiation has the greatest energy. gamma ultraviolet visible

An electron transition from n = 2 to n = 5 in a Bohr hydrogen atom would correspond to the following energy.

The frequency of a photon that has an energy of 8.5 × 10-12 J is ________ s-1.

The wavelength of radio waves can be longer than a football field.

The condensed electron configuration of titanium,element 22,is ________.

Introduction: Matter, energy, and Measurement

Atoms, molecules, and Ions

Chemical Reactions and Reaction Stoichiometry

Reactions in Aqueous Solution

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 de Broglie wavelength of an electron is 8.7 × 10^-11 m.The mass of an electron is 9.1 × 10^-31 kg.The velocity of this electron is ________ m/s.

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)

Which of the following is not a valid set of four quantum numbers? (n,l,m_l,m_s)

What is the frequency (s^-1)of a photon that has an energy of 4.38 × 10^-18J?

Of the following, radiation has the longest wavelength and radiation has the greatest energy. gamma ultraviolet visible

The frequency of a photon that has an energy of 8.5 × 10^-12 J is ________ s^-1.