Question 1

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

Accepted Answer

A) directly, directly 
B) inversely, inversely 
C) inversely, directly 
D) directly, inversely 
E) indirectly, not 
A) directly, directly 
B) inversely, inversely 
C) inversely, directly 
D) directly, inversely 
E) indirectly, not

Question 2

The valence shell of the element X contains 2 electrons in a 5s subshell.Below that shell,element X has a partially filled 4d subshell.What type of element is X?

Accepted Answer

A) main group element 
B) chalcogen 
C) halogen 
D) transition metal 
E) alkali metal 
A) main group element 
B) chalcogen 
C) halogen 
D) transition metal 
E) alkali metal

Question 3

The element that has a valence configuration of 2s1 is ________.

Accepted Answer

A) Li 
B) Na 
C) K 
D) Rb 
E) Cs 
A) Li 
B) Na 
C) K 
D) Rb 
E) Cs

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

[Ne]3s23p3 is the electron configuration of a(n)________ atom.

Accepted Answer

A) As 
B) V 
C) P 
D) Sb 
E) Sn 
A) As 
B) V 
C) P 
D) Sb 
E) Sn

Question 6

The wavelength of light emitted from a traffic light having a frequency of 2.74 × 1014 Hz is ________ nm.

Accepted Answer

A) 1090 
B) 109 
C) 54.7 
D) 36.5 
E) 50.0 
A) 1090 
B) 109 
C) 54.7 
D) 36.5 
E) 50.0

Question 7

How many p-orbitals are occupied in a O atom?

Accepted Answer

A) 5 
B) 6 
C) 0 
D) 3 
E) 1 
A) 5 
B) 6 
C) 0 
D) 3 
E) 1

Question 8

The complete electron configuration of sulfur,element 16,is ________.

Accepted Answer

A)        3s23p4  
B)      2p103s2  
C)      2p63s2 
D)    2s42p8 
E)    2s62p23s2 
A)        3s23p4  
B)      2p103s2  
C)      2p63s2 
D)    2s42p8 
E)    2s62p23s2

Question 9

A mole of red photons of wavelength 725 nm has ________ kJ of energy.

Accepted Answer

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

Question 10

The first shell in the ground state of a krypton atom can contain a maximum of ________ electrons.

Accepted Answer

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

Question 11

What is the principal quantum number for the outermost electrons in a Te atom in the ground state?

Accepted Answer

A) 5 
B) 3 
C) 4 
D) 6 
E) 7 
A) 5 
B) 3 
C) 4 
D) 6 
E) 7

Question 12

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

Accepted Answer

A) 2d 
B) 2s 
C) 2p 
D) all of the above 
E) none of the above 
A) 2d 
B) 2s 
C) 2p 
D) all of the above 
E) none of the above

Question 13

[Ar]4s23d104p3 is the electron configuration of a(n)________ atom.

Accepted Answer

A) As 
B) V 
C) P 
D) Sb 
E) Sn 
A) As 
B) V 
C) P 
D) Sb 
E) Sn

Question 14

The uncertainty principle states that ________.

Accepted Answer

A) matter and energy are really the same thing 
B) it is impossible to know anything with certainty 
C) it is impossible to know the exact position and momentum of an electron 
D) there can only be one uncertain digit in a reported number 
E) it is impossible to know how many electrons there are in an atom 
A) matter and energy are really the same thing 
B) it is impossible to know anything with certainty 
C) it is impossible to know the exact position and momentum of an electron 
D) there can only be one uncertain digit in a reported number 
E) it is impossible to know how many electrons there are in an atom

Question 15

There are ________ unpaired electrons in a ground state fluorine atom.

Accepted Answer

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

Question 16

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

Accepted Answer

A) principal 
B) spin 
C) magnetic 
D) A and B 
E) B and C 
A) principal 
B) spin 
C) magnetic 
D) A and B 
E) B and C

Question 17

Which quantum number determines the energy of an electron in a hydrogen atom?

Accepted Answer

A) n 
B) E 
C) ml 
D) l 
E) n and l 
A) n 
B) E 
C) ml 
D) l 
E) n and l

Question 18

The frequency of electromagnetic radiation required to promote an electron from n = 2 to n = 4 in a Bohr hydrogen atom is ________ Hz.

Accepted Answer

A) 4.13 × 10-19 
B) 6.17 × 1014 
C) 5.46 × 10-19 
D) 8.22 × 1014 
E) 4.13 × 1019 
A) 4.13 × 10-19 
B) 6.17 × 1014 
C) 5.46 × 10-19 
D) 8.22 × 1014 
E) 4.13 × 1019

Question 19

What is the energy of a photon (J)that has a frequency of 4.39 × 1019 Hz?

Accepted Answer

A) 2.91 × 10-14 
B) 2.91 × 1020 
C) 6.83 × 10-12 
D) 2.91 × 10-52 
E) 2.91 × 1054 
A) 2.91 × 10-14 
B) 2.91 × 1020 
C) 6.83 × 10-12 
D) 2.91 × 10-52 
E) 2.91 × 1054

Question 20

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

Accepted Answer

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

Exam 6: Electronic Structure of Atoms

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

The valence shell of the element X contains 2 electrons in a 5s subshell.Below that shell,element X has a partially filled 4d subshell.What type of element is X?

The element that has a valence configuration of 2s1 is ________.

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?

[Ne]3s23p3 is the electron configuration of a(n)________ atom.

The wavelength of light emitted from a traffic light having a frequency of 2.74 × 1014 Hz is ________ nm.

How many p-orbitals are occupied in a O atom?

The complete electron configuration of sulfur,element 16,is ________.

A mole of red photons of wavelength 725 nm has ________ kJ of energy.

The first shell in the ground state of a krypton atom can contain a maximum of ________ electrons.

What is the principal quantum number for the outermost electrons in a Te atom in the ground state?

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

[Ar]4s23d104p3 is the electron configuration of a(n)________ atom.

The uncertainty principle states that ________.

There are ________ unpaired electrons in a ground state fluorine atom.

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

Which quantum number determines the energy of an electron in a hydrogen atom?

The frequency of electromagnetic radiation required to promote an electron from n = 2 to n = 4 in a Bohr hydrogen atom is ________ Hz.

What is the energy of a photon (J)that has a frequency of 4.39 × 1019 Hz?

The maximum angular momentum quantum number in the ground state electron configuration of argon 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 energy of a photon of light is proportional to its frequency and proportional to its wavelength.

The element that has a valence configuration of 2s¹ is ________.

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?

[Ne]3s²3p³ is the electron configuration of a(n)________ atom.

The wavelength of light emitted from a traffic light having a frequency of 2.74 × 10¹⁴ Hz is ________ nm.

[Ar]4s²3d¹⁰4p³ is the electron configuration of a(n)________ atom.

What is the energy of a photon (J)that has a frequency of 4.39 × 10¹⁹ Hz?