Question 1

A spectrum containing radiation of specific wavelengths is called a __________.

Accepted Answer

line spectrum

Question 2

When the value of n is greater than or equal to 3, electrons can reside in d orbitals.

Accepted Answer

A) True 
 B)False  True

Question 3

Which one of the following orbitals can hold two electrons?

Accepted Answer

A) 2px 
B) 3s 
C) 4dxy 
D) all of the above 
E) none of the above 
A) 2px 
B) 3s 
C) 4dxy 
D) all of the above 
E) none of the above D

Question 4

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

Accepted Answer

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

Question 5

How many different principal quantum numbers can be found in the ground state electron configuration of nickel?

Accepted Answer

A) 2 
B) 3 
C) 4 
D) 5 
E) 6 
A) 2 
B) 3 
C) 4 
D) 5 
E) 6

Question 6

The energy of a photon that has a frequency of 1.821 × 1016 s-1 is __________ J.

Accepted Answer

A) 5.44 × 10-18 
B) 1.99 × 10-25 
C) 3.49 × 10-48 
D) 1.21 × 10-17 
A) 5.44 × 10-18 
B) 1.99 × 10-25 
C) 3.49 × 10-48 
D) 1.21 × 10-17

Question 7

Elements in group __________ have a np5 electron configuration in the outer shell.

Accepted Answer

Question 8

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 9

There are __________ orbitals in the third shell.

Accepted Answer

A) 25 
B) 4 
C) 9 
D) 16 
E) 1 
A) 25 
B) 4 
C) 9 
D) 16 
E) 1

Question 10

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 11

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 12

Which electron configuration denotes an atom in its ground state?

Accepted Answer

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

Question 13

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

Question 14

The square of Schrodinger's wave equation is called an orbital.

Accepted Answer

A) True 
 B)False

Question 15

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

Accepted Answer

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

Question 16

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 17

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

Accepted Answer

A) 1s22s22p2 
B) 1s22s22p23s2 
C) 1s22s22p1 
D) 1s22s22p4 
E) [He]2s22p4 
A) 1s22s22p2 
B) 1s22s22p23s2 
C) 1s22s22p1 
D) 1s22s22p4 
E) [He]2s22p4

Question 18

[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 19

The electron density of the 2s orbital is asymmetric.

Accepted Answer

A) True 
 B)False

Question 20

What color of visible light has the longest wavelength?

Accepted Answer

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

Exam 6: Electronic Structure of Atoms

A spectrum containing radiation of specific wavelengths is called a __________.

When the value of n is greater than or equal to 3, electrons can reside in d orbitals.

Which one of the following orbitals can hold two electrons?

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

How many different principal quantum numbers can be found in the ground state electron configuration of nickel?

The energy of a photon that has a frequency of 1.821 × 1016 s-1 is __________ J.

Elements in group __________ have a np5 electron configuration in the outer shell.

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

There are __________ orbitals in the third shell.

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

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

Which electron configuration denotes an atom in its ground state?

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)

The square of Schrodinger's wave equation is called an orbital.

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

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

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

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

The electron density of the 2s orbital is asymmetric.

What color of visible light has the longest wavelength?

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 energy of a photon that has a frequency of 1.821 × 10¹⁶ s^-1 is __________ J.

Elements in group __________ have a np⁵ electron configuration in the outer shell.

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)

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