Question 1

List in order of increasing ionization energy: Na,K,F,Mg,Ne.

Accepted Answer

A) Na < K < F < Ne < Mg 
B) K < Na < Mg < F < Ne 
C) Ne < Mg < F < K < Na 
D) F < Mg < Ne < K < Na 
E) Ne < Na < Mg < F < K 
A) Na < K < F < Ne < Mg 
B) K < Na < Mg < F < Ne 
C) Ne < Mg < F < K < Na 
D) F < Mg < Ne < K < Na 
E) Ne < Na < Mg < F < K

Question 2

Which of the following elements is likely to have the largest second ionization energy?

Accepted Answer

A) Na 
B) Mg 
C) Al 
D) Si 
A) Na 
B) Mg 
C) Al 
D) Si

Question 3

Which of the following has the largest atomic radius?

Accepted Answer

A) Rb 
B) Br 
C) Mo 
D) I 
A) Rb 
B) Br 
C) Mo 
D) I

Question 4

Which statement best describes relationships in a modern periodic table?

Accepted Answer

A) Each transition element is placed in the column of the main group element that it most closely resembles. 
B) The fourteen elements in the "lanthanide" series form a new independent period. 
C) Metalloids usually are the cations in ionic compounds. 
D) Nonmetallic properties tend to predominate for elements at the far right portion of the table. 
E) Elements are always arranged in order of increasing atomic weights. 
A) Each transition element is placed in the column of the main group element that it most closely resembles. 
B) The fourteen elements in the "lanthanide" series form a new independent period. 
C) Metalloids usually are the cations in ionic compounds. 
D) Nonmetallic properties tend to predominate for elements at the far right portion of the table. 
E) Elements are always arranged in order of increasing atomic weights.

Question 5

What is the general relationship between electron affinity and atomic radii for neutral atoms in their ground electronic states?

Accepted Answer

A) Electron affinity becomes more negative as radii increases. 
B) Electron affinity becomes more negative as radii decreases. 
C) Electron affinity becomes positive as radii decreases. 
D) Electron affinity becomes positive as radii increases. 
E) The two quantities are unrelated. 
A) Electron affinity becomes more negative as radii increases. 
B) Electron affinity becomes more negative as radii decreases. 
C) Electron affinity becomes positive as radii decreases. 
D) Electron affinity becomes positive as radii increases. 
E) The two quantities are unrelated.

Question 6

How much energy,in joules,must be absorbed to convert all the atoms present in 1.00 mg of gaseous Na into Na+? The first ionization energy of Na is 495.8 kJ/mol.

Accepted Answer

A) 21.6 J 
B) 0.0464 J 
C) 46.4 J 
D) 0.0216 J 
E) 1.14 × 104 J 
A) 21.6 J 
B) 0.0464 J 
C) 46.4 J 
D) 0.0216 J 
E) 1.14 × 104 J

Question 7

Choose the species from which one electron could most easily be removed.

Accepted Answer

A) Cl 
B) K+  
C) K 
D) Ca+  
E) Ar 
A) Cl 
B) K+  
C) K 
D) Ca+  
E) Ar

Question 8

The first ionization potential for S is lower than the first ionization potential for P because:

Accepted Answer

A) Hund's rule is violated 
B) P has a p3 configuration 
C) ionization potentials decrease across a representative period 
D) P is to the right of S on the periodic table 
E) P is below S on the periodic table 
A) Hund's rule is violated 
B) P has a p3 configuration 
C) ionization potentials decrease across a representative period 
D) P is to the right of S on the periodic table 
E) P is below S on the periodic table

Question 9

Which of the following has the highest first ionization potential: K,Ge,Kr,Ca,Br?

Accepted Answer

A) K 
B) Ge 
C) Kr 
D) Ca 
E) Br 
A) K 
B) Ge 
C) Kr 
D) Ca 
E) Br

Question 10

Which of the following has the largest number of unpaired electrons: S,CrS1U1P12+ S1S1P0,N,K,Ne?

Accepted Answer

A) S 
B) CrS1U1P12+ S1S1P0 
C) N 
D) K 
E) Ne 
A) S 
B) CrS1U1P12+ S1S1P0 
C) N 
D) K 
E) Ne

Question 11

Of the following,which element has the highest first ionization energy?

Accepted Answer

A) Al 
B) Cl 
C) Na 
D) P 
A) Al 
B) Cl 
C) Na 
D) P

Question 12

Which atom in each group (I and II)has the smallest atomic radius?
(I)Ba,Hf,At 
(II)As,Sb,Bi

Accepted Answer

A) Ba;As 
B) Ba;Bi 
C) At;As 
D) At;Bi 
A) Ba;As 
B) Ba;Bi 
C) At;As 
D) At;Bi

Question 13

The inner transition elements include the actinides and the lanthanides.

Accepted Answer

A) True 
 B)False

Question 14

Which series of elements shows the smallest difference in atomic radii?

Accepted Answer

A) Li......F 
B) Be......Ra 
C) He......Xe 
D) C......Pb 
E) Sc......Zn 
A) Li......F 
B) Be......Ra 
C) He......Xe 
D) C......Pb 
E) Sc......Zn

Question 15

What is the relationship between ionization energy and atomic radii?

Accepted Answer

A) Energy increases as radii increase. 
B) Energy is negative for all large radii. 
C) Energy decreases as radii decrease. 
D) Energy decreases as radii increase 
E) Energy increases as radii decrease 
A) Energy increases as radii increase. 
B) Energy is negative for all large radii. 
C) Energy decreases as radii decrease. 
D) Energy decreases as radii increase 
E) Energy increases as radii decrease

Question 16

Which comparison of ionization energies is correct?

Accepted Answer

A) Cs > Na 
B) Na > Mg 
C) Ca > Mg 
D) Ca+ > Ca 
E) Ar > He 
A) Cs > Na 
B) Na > Mg 
C) Ca > Mg 
D) Ca+ > Ca 
E) Ar > He

Question 17

Which of the following species is diamagnetic?

Accepted Answer

A) F- 
B) C 
C) Al 
D) S- 
E) Na 
A) F- 
B) C 
C) Al 
D) S- 
E) Na

Question 18

Which of the following has the most unpaired electrons: Na,MnS1U1P12+ S1S1P0,S,N,Ar?

Accepted Answer

A) Na 
B) MnS1U1P12+ S1S1P0 
C) S 
D) N 
E) Ar 
A) Na 
B) MnS1U1P12+ S1S1P0 
C) S 
D) N 
E) Ar

Question 19

List in order of more negative electron affinity: F,Br,Sb,Rb,Se.
(more positive → more negative)

Accepted Answer

A) Br < Se < Sb < Rb < F 
B) Se < Rb < Sb < Br < F 
C) Sb < Br < Rb < Se < F 
D) Br < F < Rb < Sb < Se 
E) Rb < Sb < Se < Br < F 
A) Br < Se < Sb < Rb < F 
B) Se < Rb < Sb < Br < F 
C) Sb < Br < Rb < Se < F 
D) Br < F < Rb < Sb < Se 
E) Rb < Sb < Se < Br < F

Question 20

Paramagnetic is not the same as magnetic.

Accepted Answer

A) True 
 B)False

Exam 9: The Periodic Table and Some Atomic Properties

List in order of increasing ionization energy: Na,K,F,Mg,Ne.

Which of the following elements is likely to have the largest second ionization energy?

Which of the following has the largest atomic radius?

Which statement best describes relationships in a modern periodic table?

What is the general relationship between electron affinity and atomic radii for neutral atoms in their ground electronic states?

How much energy,in joules,must be absorbed to convert all the atoms present in 1.00 mg of gaseous Na into Na+? The first ionization energy of Na is 495.8 kJ/mol.

Choose the species from which one electron could most easily be removed.

The first ionization potential for S is lower than the first ionization potential for P because:

Which of the following has the highest first ionization potential: K,Ge,Kr,Ca,Br?

Which of the following has the largest number of unpaired electrons: S,Cr2+ ,N,K,Ne?

Of the following,which element has the highest first ionization energy?

Which atom in each group (I and II)has the smallest atomic radius? (I)Ba,Hf,At (II)As,Sb,Bi

The inner transition elements include the actinides and the lanthanides.

Which series of elements shows the smallest difference in atomic radii?

What is the relationship between ionization energy and atomic radii?

Which comparison of ionization energies is correct?

Which of the following species is diamagnetic?

Which of the following has the most unpaired electrons: Na,Mn2+ ,S,N,Ar?

List in order of more negative electron affinity: F,Br,Sb,Rb,Se. (more positive → more negative)

Paramagnetic is not the same as magnetic.

Matter: Its Properties and Measurement

Atoms and the Atomic Theory

Chemical Compounds

Chemical Reactions

Introduction to Reactions in Aqueous Solutions

Gases

Thermochemistry

Electrons in Atoms

Chemical Bonding I: Basic Concepts

Chemical Bonding Ii: Valence Bond and Molecular Orbital Theories

Intermolecular Forces: Liquids and Solids

Spontaneous Change: Entropy and Gibbs Energy

Solutions and Their Physical Properties

Principles of Chemical Equilibrium

Acids and Bases

Additional Aspects of Acidbase Equilibria

Solubility and Complex-Ion Equilibria

Electrochemistry

Chemical Kinetics

Chemistry of the Main-Group Elements I: Groups 1,2,13,and 14

Chemistry of the Main-Group Elements Ii: Groups 18,17,16,15,and Hydrogen

The Transition Elements

Complex Ions and Coordination Compounds

Nuclear Chemistry

Structures of Organic Compounds

Reactions of Organic Compounds

Chemistry of the Living State

Filters

How much energy,in joules,must be absorbed to convert all the atoms present in 1.00 mg of gaseous Na into Na⁺? The first ionization energy of Na is 495.8 kJ/mol.

Which of the following has the largest number of unpaired electrons: S,Cr²⁺,N,K,Ne?

Which of the following has the most unpaired electrons: Na,Mn²⁺,S,N,Ar?