Question 1

How many unpaired electrons does the ground state of Fe3+ have?

Accepted Answer

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

Question 2

Given the three statements below, pick the best answer.
I. Cl has a higher electron affinity than P.
II. The ionization energy for Si is greater than that for P+.
III. The electron affinity for O is greater than that for Se.

Accepted Answer

A)  I and III are true, II is false 
B)  II and III are true, I is false 
C)  I and II are true, III is false 
D)  all three are true 
E)  only II is true 
A)  I and III are true, II is false 
B)  II and III are true, I is false 
C)  I and II are true, III is false 
D)  all three are true 
E)  only II is true

Question 3

Which of the following series of atoms are arranged in order of increasing size?

Accepted Answer

A)  H < Li < Be 
B)  Na < Mg < Ca 
C)  Cl < Br < As 
D)  K < Ga < In 
E)  none of these 
A)  H < Li < Be 
B)  Na < Mg < Ca 
C)  Cl < Br < As 
D)  K < Ga < In 
E)  none of these

Question 4

Which element listed below would most likely have the following series of ionization energies?
IE1 IE2 IE3 IE4 IE5 IE6 0.80 MJ/mol 2.43 MJ/mol 3.66 MJ/mol 6.22 MJ/mol 37.83 MJ/mol 47.28 MJ/mol

Accepted Answer

A)  Li 
B)  B 
C)  C 
D)  O 
E)  F 
A)  Li 
B)  B 
C)  C 
D)  O 
E)  F

Question 5

Which species shown below is largest?

Accepted Answer

A)  In 
B)  Sb 
C)  In+ 
D)  Sn+ 
E)  Sn 
A)  In 
B)  Sb 
C)  In+ 
D)  Sn+ 
E)  Sn

Question 6

Arrange the following elements in order of increasing atomic radii . Barium, Calcium, Bromine

Accepted Answer

A)  (smallest) Barium < Calcium < Bromine (largest) 
B)  (smallest) Barium < Bromine < Calcium (largest) 
C)  (smallest) Bromine < Calcium < Barium (largest) 
D)  (smallest) Calcium < Barium < Bromine (largest) 
E)  (smallest) Calcium < Bromine < Barium (largest) 
A)  (smallest) Barium < Calcium < Bromine (largest) 
B)  (smallest) Barium < Bromine < Calcium (largest) 
C)  (smallest) Bromine < Calcium < Barium (largest) 
D)  (smallest) Calcium < Barium < Bromine (largest) 
E)  (smallest) Calcium < Bromine < Barium (largest)

Question 7

Three reactions are shown below. Pick the best answer.
I. 2 Li + 2 H2O→2 LiOH + H2
II. 6 Li + N2→2 Li3N
III. Cl2 + H2→2 HCl

Accepted Answer

A)  I and II are correct, III is not 
B)  I and III are correct, II is not 
C)  II and III are correct, I is not 
D)  all three are correct 
E)  only I is correct 
A)  I and II are correct, III is not 
B)  I and III are correct, II is not 
C)  II and III are correct, I is not 
D)  all three are correct 
E)  only I is correct

Question 8

Which atom listed below has the highest electron affinity?

Accepted Answer

A)  S 
B)  P 
C)  Se 
D)  As 
E)  Sb 
A)  S 
B)  P 
C)  Se 
D)  As 
E)  Sb

Question 9

The ground state electron configuration of the ion, P+, may be represented as:

Accepted Answer

A)  [Ne]3s23p2 
B)  [Ne]3s23p4 
C)  1s22s22p63s23p3 
D)  [Ne]3s23p6 
E)  none of these 
A)  [Ne]3s23p2 
B)  [Ne]3s23p4 
C)  1s22s22p63s23p3 
D)  [Ne]3s23p6 
E)  none of these

Question 10

The ground state of which species below has the most unpaired electrons?

Accepted Answer

A)  P 
B)  O 
C)  Se 
D)  Fe 
E)  N 
A)  P 
B)  O 
C)  Se 
D)  Fe 
E)  N

Question 11

Which species shown below is the largest?

Accepted Answer

A)  P 
B)  S 
C)  Cl 
D)  N 
E)  O 
A)  P 
B)  S 
C)  Cl 
D)  N 
E)  O

Question 12

Of the three species, which would be isoelectronic with O?
I. N+
II. F - 
III. Ne2 -

Accepted Answer

A)  I and II are isoelectronic, III is not isoelectronic with O 
B)  only I is isoelectronic with O 
C)  only II is isoelectronic with O 
D)  all are isoelectronic with O 
E)  none are isoelectronic with O 
A)  I and II are isoelectronic, III is not isoelectronic with O 
B)  only I is isoelectronic with O 
C)  only II is isoelectronic with O 
D)  all are isoelectronic with O 
E)  none are isoelectronic with O

Question 13

Which element would be expected to have the most favorable electron affinity ?

Accepted Answer

A)  N 
B)  Mg 
C)  He 
D)  F 
E)  Be 
A)  N 
B)  Mg 
C)  He 
D)  F 
E)  Be

Question 14

Listed below are three rankings of atoms or ions in order of increasing ionization energy. Pick the correct answer.
I. B
II. C
III. Al

Accepted Answer

A)  I and III are true, II is false 
B)  I and II are true, III is false 
C)  II and III are true, I is false 
D)  only II is true 
E)  only III is true 
A)  I and III are true, II is false 
B)  I and II are true, III is false 
C)  II and III are true, I is false 
D)  only II is true 
E)  only III is true

Question 15

Which of the following processes listed below represents the experiment for measuring an electron affinity ?
("E" represents a neutral E lement, "M" represents a M etal cation and "X" represents a nonmetal anion)

Accepted Answer

A)  E (g) + e - → E -  (g) + energy 
B)  E (g) + energy→ E+ (g) + e -  
C)  MX (g) + energy→ Mn+ (g) + Xn -  (g) 
D)  X - X (g) + energy→ 2 X · (g) 
E)  None of these 
A)  E (g) + e - → E -  (g) + energy 
B)  E (g) + energy→ E+ (g) + e -  
C)  MX (g) + energy→ Mn+ (g) + Xn -  (g) 
D)  X - X (g) + energy→ 2 X · (g) 
E)  None of these

Question 16

The ground state electron configuration of P+ is:

Accepted Answer

A)  1s22s22p43s23p4 
B)  [Ne]3s23p2 
C)  [Ne]3s23p4 
D)  [Ne]2s22p3 
E)  none of these 
A)  1s22s22p43s23p4 
B)  [Ne]3s23p2 
C)  [Ne]3s23p4 
D)  [Ne]2s22p3 
E)  none of these

Question 17

Exhibit 8-1 The following question(s) relate to the diagram below:
 
Refer to Exhibit 8-1. The three quantum numbers that describe the state labeled F are:

Accepted Answer

A)  n = 2,   = 0,   = 0 
B)  n = 3,   = 1,   = 1 
C)  n = 2,   = 1,   = 1 
D)  n = 3,   = 0,   = 0 
E)  none of these 
A)  n = 2,   = 0,   = 0 
B)  n = 3,   = 1,   = 1 
C)  n = 2,   = 1,   = 1 
D)  n = 3,   = 0,   = 0 
E)  none of these

Question 18

Listed below are three rankings of atoms or ions in order of increasing ionization energies. Pick the best answer.
I. Li
II. P
III. Al

Accepted Answer

A)  I and II are correct orders, III is not 
B)  I and III are correct orders, II is not 
C)  II and III are correct orders, I is not 
D)  all three are correct 
E)  only I is correct 
A)  I and II are correct orders, III is not 
B)  I and III are correct orders, II is not 
C)  II and III are correct orders, I is not 
D)  all three are correct 
E)  only I is correct

Question 19

Arrange the following species in order of increasing radii . NS1U1P13 - S1S1P0, FS1U1P1 - S1S1P0, Ne, NaS1U1P1+1S1S1P0, MgS1U1P12+S1S1P0

Accepted Answer

A)  (smallest) NS1U1P13 - S1S1P0 < Ne < NaS1U1P1+1 S1S1P0< MgS1U1P12+S1S1P0 (largest) 
B)  (smallest) MgS1U1P12+ S1S1P0 S1S1P0 (largest) 
C)  (smallest) Ne  (largest) 
D)  (smallest) FS1U1P1 - S1S1P0< MgS1U1P12+S1S1P0 < Ne (largest) 
E)  (smallest) NaS1U1P1+1 S1S1P0S1S1P0< Ne < MgS1U1P12+S1S1P0 (largest) 
A)  (smallest) NS1U1P13 - S1S1P0 < Ne < NaS1U1P1+1 S1S1P0< MgS1U1P12+S1S1P0 (largest) 
B)  (smallest) MgS1U1P12+ S1S1P0 S1S1P0 (largest) 
C)  (smallest) Ne  (largest) 
D)  (smallest) FS1U1P1 - S1S1P0< MgS1U1P12+S1S1P0 < Ne (largest) 
E)  (smallest) NaS1U1P1+1 S1S1P0S1S1P0< Ne < MgS1U1P12+S1S1P0 (largest)

Question 20

Which of the following processes listed below represents the experiment for measuring an ionization energy ?
("E" represents a neutral E lement, "M" represents a M etal cation and "X" represents a nonmetal anion)

Accepted Answer

A)  E (g) + e - → E -  (g) + energy 
B)  E (g) + energy→ E+ (g) + e -  
C)  MX (g) + energy→ Mn+ (g) + Xn -  (g) 
D)  X - X (g) + energy→ 2 X · (g) 
E)  None of these 
A)  E (g) + e - → E -  (g) + energy 
B)  E (g) + energy→ E+ (g) + e -  
C)  MX (g) + energy→ Mn+ (g) + Xn -  (g) 
D)  X - X (g) + energy→ 2 X · (g) 
E)  None of these

Exam 8: The Periodic Table: Structure and Trends

How many unpaired electrons does the ground state of Fe3+ have?

Given the three statements below, pick the best answer. I. Cl has a higher electron affinity than P. II. The ionization energy for Si is greater than that for P+. III. The electron affinity for O is greater than that for Se.

Which of the following series of atoms are arranged in order of increasing size?

Which element listed below would most likely have the following series of ionization energies? IE1 IE2 IE3 IE4 IE5 IE6 0.80 MJ/mol 2.43 MJ/mol 3.66 MJ/mol 6.22 MJ/mol 37.83 MJ/mol 47.28 MJ/mol

Which species shown below is largest?

Arrange the following elements in order of increasing atomic radii . Barium, Calcium, Bromine

Three reactions are shown below. Pick the best answer. I. 2 Li + 2 H2O→2 LiOH + H2 II. 6 Li + N2→2 Li3N III. Cl2 + H2→2 HCl

Which atom listed below has the highest electron affinity?

The ground state electron configuration of the ion, P+, may be represented as:

The ground state of which species below has the most unpaired electrons?

Which species shown below is the largest?

Of the three species, which would be isoelectronic with O? I. N+ II. F - III. Ne2 -

Which element would be expected to have the most favorable electron affinity ?

Listed below are three rankings of atoms or ions in order of increasing ionization energy. Pick the correct answer. I. B II. C III. Al

Which of the following processes listed below represents the experiment for measuring an electron affinity ? ("E" represents a neutral E lement, "M" represents a M etal cation and "X" represents a nonmetal anion)

The ground state electron configuration of P+ is:

Exhibit 8-1 The following question(s) relate to the diagram below: Refer to Exhibit 8-1. The three quantum numbers that describe the state labeled F are:

Listed below are three rankings of atoms or ions in order of increasing ionization energies. Pick the best answer. I. Li II. P III. Al

Arrange the following species in order of increasing radii . N3 - , F - , Ne, Na+1, Mg2+

Which of the following processes listed below represents the experiment for measuring an ionization energy ? ("E" represents a neutral E lement, "M" represents a M etal cation and "X" represents a nonmetal anion)

Introduction to Chemistry

Atoms, Molecules, and Ions

Equations, the Mole, and Chemical Formulas

Chemical Reactions in Solution

Thermochemistry

The Gaseous State

Electronic Structure

Chemical Bonds

Molecular Structure and Bonding Theories

Liquids and Solids

Solutions

Chemical Kinetics

Chemical Equilibrium

Solutions of Acids and Bases

Reactions Between Acids and Bases

Chemical Thermodynamics

Electrochemistry

Transition Metals, Coordination Chemistry and Metallurgy

The Chemistry of Hydrogen, Elements in Groups 3A Through 6A, and the Noble Gases

Nuclear Chemistry

Organic Chemistry and Biochemistry

Filters

How many unpaired electrons does the ground state of Fe³⁺ have?

Given the three statements below, pick the best answer. I. Cl has a higher electron affinity than P. II. The ionization energy for Si is greater than that for P⁺. III. The electron affinity for O is greater than that for Se.

Which element listed below would most likely have the following series of ionization energies? IE₁ IE₂ IE₃ IE₄ IE₅ IE₆ 0.80 MJ/mol 2.43 MJ/mol 3.66 MJ/mol 6.22 MJ/mol 37.83 MJ/mol 47.28 MJ/mol

Three reactions are shown below. Pick the best answer. I. 2 Li + 2 H₂O→2 LiOH + H₂ II. 6 Li + N₂→2 Li₃N III. Cl₂ + H₂→2 HCl

The ground state electron configuration of the ion, P⁺, may be represented as:

Of the three species, which would be isoelectronic with O? I. N⁺ II. F^- III. Ne^{2 -}

The ground state electron configuration of P⁺ is:

Arrange the following species in order of increasing radii . N^{3 -}, F^-, Ne, Na⁺¹, Mg²⁺