Question 1

Which electron configuration denotes an atom in its ground state?

Accepted Answer

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

Question 2

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 3

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

Accepted Answer

A) [Kr]5s24d9 
B) [Kr]5s14d10 
C) [Kr]5s24d10 
D) [Xe]5s24d9 
E) [Xe]5s14d10 
A) [Kr]5s24d9 
B) [Kr]5s14d10 
C) [Kr]5s24d10 
D) [Xe]5s24d9 
E) [Xe]5s14d10

Question 4

What is the wavelength of light (nm)that has a frequency of 6.44 × 1013 s-1?

Accepted Answer

A) 4660 nm 
B) 6490 nm 
C) 4.66 × 10-8 nm 
D) 6.49 × 10-8 nm 
E) 932 nm 
A) 4660 nm 
B) 6490 nm 
C) 4.66 × 10-8 nm 
D) 6.49 × 10-8 nm 
E) 932 nm

Question 5

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 
E) 5.46 × 10-24 
A) 5.44 × 10-18 
B) 1.99 × 10-25 
C) 3.49 × 10-48 
D) 1.21 × 10-17 
E) 5.46 × 10-24

Question 6

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

Accepted Answer

A) True 
 B)False

Question 7

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, 2, -2, -1/2 
B) 3, 3, -4, 1/2 
C) 3, 4, 6, -1/2 
D) 3, 2, 0, 0 
E) 3, 3, 3, -1/2 
A) 3, 2, -2, -1/2 
B) 3, 3, -4, 1/2 
C) 3, 4, 6, -1/2 
D) 3, 2, 0, 0 
E) 3, 3, 3, -1/2

Question 8

The largest principal quantum number in the ground state electron configuration of francium is ________.

Accepted Answer

The answer of The largest principal quantum number in the...

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 two elements have the same ground-state electron configuration?

Accepted Answer

A) Pd and Pt 
B) Cu and Ag 
C) Fe and Cu 
D) Cl and Ar 
E) No two elements have the same ground-state electron configuration. 
A) Pd and Pt 
B) Cu and Ag 
C) Fe and Cu 
D) Cl and Ar 
E) No two elements have the same ground-state electron configuration.

Question 11

The principal quantum number for the outermost electrons in a Te atom in the ground state is ________.

Accepted Answer

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

Question 12

The electron configuration of the valence electrons of an atom in its ground state is ns2np3. This atom is a group ________ element.

Accepted Answer

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) 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 14

All of the ________ have a valence shell electron configuration ns1.

Accepted Answer

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

Question 15

The de Broglie wavelength of a ________ will have the shortest wavelength when traveling at 30 cm/s.

Accepted Answer

A) marble 
B) car 
C) planet 
D) uranium atom 
E) hydrogen atom 
A) marble 
B) car 
C) planet 
D) uranium atom 
E) hydrogen atom

Question 16

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 17

What is the frequency of light (s-1)that has a wavelength of 1.23 × 10-6 cm?

Accepted Answer

A) 3.69 
B) 2.44 × 1016 s-1 
C) 4.10 × 10-17 s-1 
D) 9.62 × 1012 s-1 
E) 1.04 × 10-13 s-1 
A) 3.69 
B) 2.44 × 1016 s-1 
C) 4.10 × 10-17 s-1 
D) 9.62 × 1012 s-1 
E) 1.04 × 10-13 s-1

Question 18

Which one of the following is correct?

Accepted Answer

A) ν + λ = c 
B) ν ÷ λ = c 
C) ν = cλ 
D) λ = c ν 
E) νλ = c 
A) ν + λ = c 
B) ν ÷ λ = c 
C) ν = cλ 
D) λ = c ν 
E) νλ = c

Question 19

Electromagnetic radiation with a wavelength of 641 nm appears as orange light to the human eye. The energy of one photon of this light is 3.10 × 10-19 J. Thus, a laser that emits 1.3 × 10-2 J of energy in a pulse of light at this wavelength produces ________ photons in each pulse.

Accepted Answer

A) 2.4 × 10-17 
B) 6.3 × 10-24 
C) 2.7 × 1019 
D) 4.2 × 1016 
E) 6.5 × 1013 
A) 2.4 × 10-17 
B) 6.3 × 10-24 
C) 2.7 × 1019 
D) 4.2 × 1016 
E) 6.5 × 1013

Question 20

The n = 8 to n = 2 transition in the Bohr hydrogen atom occurs in the ________ region of the electromagnetic spectrum.

Accepted Answer

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

Exam 6: Electronic Structure of Atoms

Which electron configuration denotes an atom in its ground state?

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

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

What is the wavelength of light (nm)that has a frequency of 6.44 × 1013 s-1?

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

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

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 largest principal quantum number in the ground state electron configuration of francium is ________.

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

Which two elements have the same ground-state electron configuration?

The principal quantum number for the outermost electrons in a Te atom in the ground state is ________.

The electron configuration of the valence electrons of an atom in its ground state is ns2np3. This atom is a group ________ element.

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.

The de Broglie wavelength of a ________ will have the shortest wavelength when traveling at 30 cm/s.

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

What is the frequency of light (s-1)that has a wavelength of 1.23 × 10-6 cm?

Which one of the following is correct?

Electromagnetic radiation with a wavelength of 641 nm appears as orange light to the human eye. The energy of one photon of this light is 3.10 × 10-19 J. Thus, a laser that emits 1.3 × 10-2 J of energy in a pulse of light at this wavelength produces ________ photons in each pulse.

The n = 8 to n = 2 transition in the Bohr hydrogen atom occurs in the ________ region of the electromagnetic spectrum.

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

What is the wavelength of light (nm)that has a frequency of 6.44 × 10¹³ s^-1?

The energy of a photon that has a frequency of 1.821 × 10¹⁶ 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, m_l, and m_s )

The electron configuration of the valence electrons of an atom in its ground state is ns²np³. This atom is a group ________ element.

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 frequency of light (s^-1)that has a wavelength of 1.23 × 10^-6 cm?

Electromagnetic radiation with a wavelength of 641 nm appears as orange light to the human eye. The energy of one photon of this light is 3.10 × 10^-19 J. Thus, a laser that emits 1.3 × 10^-2J of energy in a pulse of light at this wavelength produces ________ photons in each pulse.