Question 1

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

Accepted Answer

A)  Sn 
B)  Te 
C)  I 
D)  Xe 
A)  Sn 
B)  Te 
C)  I 
D)  Xe

Question 2

Give the complete electronic configuration for nitrogen.

Accepted Answer

A)  1s22s22py12pz2 
B)  1s22s22px3 
C)  1s22s22px22py1 
D)  1s22s22px12py12pz1 
E)  1s22s22py22pz1 
A)  1s22s22py12pz2 
B)  1s22s22px3 
C)  1s22s22px22py1 
D)  1s22s22px12py12pz1 
E)  1s22s22py22pz1

Question 3

How many of the following elements have 2 unpaired electrons in the ground state? C S Zr Si

Accepted Answer

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

Question 4

Give the number of core electrons for F-.

Accepted Answer

A)  22 
B)  75 
C)  9 
D)  4 
E)  2 
A)  22 
B)  75 
C)  9 
D)  4 
E)  2

Question 5

Give the number of core electrons for S.

Accepted Answer

A)  8 
B)  12 
C)  10 
D)  14 
E)  16 
A)  8 
B)  12 
C)  10 
D)  14 
E)  16

Question 6

How many unpaired electrons are present in the ground state Si atom?

Accepted Answer

A)  5 
B)  8 
C)  3 
D)  2 
E)  4 
A)  5 
B)  8 
C)  3 
D)  2 
E)  4

Question 7

Why do Li,Na,and K have similar chemical properties?

Accepted Answer

They are in the same

Question 8

Choose the orbital diagram that represents the ground state of N.

Accepted Answer

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

Question 9

Define electron affinity.

Accepted Answer

Electron affinity is the energ

Question 10

What period 3 element has the following ionization energies (all in kJ/mol)? IE1 = 1012 IE2 = 1900 IE3 = 2910 IE4 = 4960 IE5 = 6270 IE6 = 22,200

Accepted Answer

A)  Si 
B)  S 
C)  P 
D)  Cl 
E)  Mg 
A)  Si 
B)  S 
C)  P 
D)  Cl 
E)  Mg

Question 11

Choose the valence orbital diagram that represents the ground state of Zn.

Accepted Answer

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

Question 12

Give the number of valence electrons for Zr.

Accepted Answer

A)  0 
B)  11 
C)  4 
D)  2 
E)  14 
A)  0 
B)  11 
C)  4 
D)  2 
E)  14

Question 13

Choose the paramagnetic species from below.

Accepted Answer

A)  Ti4⁺ 
B)  Se 
C)  Xe 
D)  All of the above are paramagnetic. 
E)  None of the above is paramagnetic. 
A)  Ti4⁺ 
B)  Se 
C)  Xe 
D)  All of the above are paramagnetic. 
E)  None of the above is paramagnetic.

Question 14

Which of the following have the same number of valence electrons?

Accepted Answer

A)  Cs, Bi, At 
B)  Al, Ge, Sb 
C)  P, As, Sb 
D)  Xe, Rn, At 
E)  Fr, Ra, Lr 
A)  Cs, Bi, At 
B)  Al, Ge, Sb 
C)  P, As, Sb 
D)  Xe, Rn, At 
E)  Fr, Ra, Lr

Question 15

The condensed electron configuration of magnesium,element 12,is ________.

Accepted Answer

A)  [He]2s42p4 
B)  [Ne]2p8 
C)  [Ne]3s2 
D)  [He]2s2 
E)  [He]2s6 
A)  [He]2s42p4 
B)  [Ne]2p8 
C)  [Ne]3s2 
D)  [He]2s2 
E)  [He]2s6

Question 16

What is the general valence-electron ground-state electron configuration for neutral alkali metals?

Accepted Answer

A)  ns2 
B)  ns1 
C)  (n-1)s2ns1 
D)  (n-1)s2ns2np2 
E)  np5 
A)  ns2 
B)  ns1 
C)  (n-1)s2ns1 
D)  (n-1)s2ns2np2 
E)  np5

Question 17

Give the ground state electron configuration for Se.

Accepted Answer

A)  [Ar]4s23d104p4 
B)  [Ar]4s24d104p4 
C)  [Ar]4s23d104p6 
D)  [Ar]4s23d10 
E)  [Ar]3d104p4 
A)  [Ar]4s23d104p4 
B)  [Ar]4s24d104p4 
C)  [Ar]4s23d104p6 
D)  [Ar]4s23d10 
E)  [Ar]3d104p4

Question 18

How many unpaired electrons are present in the ground state N atom?

Accepted Answer

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

Question 19

How many unpaired electrons are present in the ground state Xe atom?

Accepted Answer

A)  2 
B)  3 
C)  0 
D)  5 
E)  8 
A)  2 
B)  3 
C)  0 
D)  5 
E)  8

Question 20

The condensed electron configuration of gallium,element 31,is ________.

Accepted Answer

A)  [Kr]4s23d3 
B)  [Ne]3s43p9 
C)  [Kr]4s43d3 
D)  [Ar]3d104s24p1 
E)  [Ar]4s3 
A)  [Kr]4s23d3 
B)  [Ne]3s43p9 
C)  [Kr]4s43d3 
D)  [Ar]3d104s24p1 
E)  [Ar]4s3

Exam 8: Periodic Properties of the Elements

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

Give the complete electronic configuration for nitrogen.

How many of the following elements have 2 unpaired electrons in the ground state? C S Zr Si

Give the number of core electrons for F-.

Give the number of core electrons for S.

How many unpaired electrons are present in the ground state Si atom?

Why do Li,Na,and K have similar chemical properties?

Choose the orbital diagram that represents the ground state of N.

Define electron affinity.

What period 3 element has the following ionization energies (all in kJ/mol)? IE1 = 1012 IE2 = 1900 IE3 = 2910 IE4 = 4960 IE5 = 6270 IE6 = 22,200

Choose the valence orbital diagram that represents the ground state of Zn.

Give the number of valence electrons for Zr.

Choose the paramagnetic species from below.

Which of the following have the same number of valence electrons?

The condensed electron configuration of magnesium,element 12,is ________.

What is the general valence-electron ground-state electron configuration for neutral alkali metals?

Give the ground state electron configuration for Se.

How many unpaired electrons are present in the ground state N atom?

How many unpaired electrons are present in the ground state Xe atom?

The condensed electron configuration of gallium,element 31,is ________.

Matter, measurement, and Problem Solving

Atoms and Elements

Molecules,compounds,and Chemical Equations

Chemical Quantities and Aqueous Reactions

Gases

Thermochemistry

The Quantum-Mechanical Model of the Atom

Chemical Bonding I: Lewis Theory

Chemical Bonding Ii: Molecular Shapes,valence Bond Theory,

Liquids,solids,and Intermolecular Forces

Solids and Modern Materials

Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Aqueous Ionic Equilibrium

Free Energy and Thermodynamics

Electrochemistry

Radioactivity and Nuclear Chemistry

Organic Chemistry

Biochemistry

Chemistry of the Nonmetals

Metals and Metallurgy

Transition Metals and Coordination Compounds

Filters

Give the number of core electrons for F^-.

What period 3 element has the following ionization energies (all in kJ/mol)? IE₁ = 1012 IE₂ = 1900 IE₃= 2910 IE₄= 4960 IE₅= 6270 IE₆= 22,200