Question 1

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

Accepted Answer

A) Sr 
B) Br 
C) K 
D) Te 
A) Sr 
B) Br 
C) K 
D) Te

Question 2

Place the following in order of increasing radius.
Ca2+ S2⁻ Cl⁻

Accepted Answer

A) Ca2⁺ 2- 
B) Cl⁻ 2⁺ 2⁻ 
C) S2⁻ 2⁺ 
D) Ca2⁺ 2⁻ 2⁻ 2⁺ 
A) Ca2⁺ 2- 
B) Cl⁻ 2⁺ 2⁻ 
C) S2⁻ 2⁺ 
D) Ca2⁺ 2⁻ 2⁻ 2⁺

Question 3

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

Accepted Answer

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

Question 4

Match the following.
-number of unpaired electrons in Na

Accepted Answer

A) 0 
B) 2 
C) electrons in the outermost shell 
D) 1 
E) electrons in completed shells 
A) 0 
B) 2 
C) electrons in the outermost shell 
D) 1 
E) electrons in completed shells

Question 5

How many valence electrons does an atom of Al possess?

Accepted Answer

A) 1 
B) 2 
C) 5 
D) 3 
E) 8 
A) 1 
B) 2 
C) 5 
D) 3 
E) 8

Question 6

Give the set of four quantum numbers that could represent the electron gained to form the Br- ion from the Br atom.

Accepted Answer

A) n = 4,l = 2,ml = 1,ms = -   
B) n = 4,l = 0,ml = 1,ms = +   
C) n = 4,l = 1,ml = 1,ms = -   
D) n = 3,l = 2,ml = 2,ms = +   
E) n = 5,l = 1,ml = -1 ,ms = +   
A) n = 4,l = 2,ml = 1,ms = -   
B) n = 4,l = 0,ml = 1,ms = +   
C) n = 4,l = 1,ml = 1,ms = -   
D) n = 3,l = 2,ml = 2,ms = +   
E) n = 5,l = 1,ml = -1 ,ms = +

Question 7

Place the following in order of decreasing metallic character.
P As K

Accepted Answer

A) P > As > K 
B) As > P > K 
C) K > P > As 
D) As > K > P 
E) K > As > P 
A) P > As > K 
B) As > P > K 
C) K > P > As 
D) As > K > P 
E) K > As > P

Question 8

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

Accepted Answer

A) Sr 
B) Rb 
C) Na 
D) Ca 
A) Sr 
B) Rb 
C) Na 
D) Ca

Question 9

Place the following in order of increasing atomic radius.
As O Br

Accepted Answer

A) As < Br < O 
B) O < As < Br 
C) Br < As < O 
D) As < O < Br 
E) O < Br < As 
A) As < Br < O 
B) O < As < Br 
C) Br < As < O 
D) As < O < Br 
E) O < Br < As

Question 10

Give the ground state electron configuration for Br⁻.

Accepted Answer

A) [Ar] 4s2 3d10 4p6 
B) [Ar] 4s2 3d10 4p5 
C) [Ar] 4s2 4p6 
D) [Ar] 4s2 4d10 4p6 
E) [Ar] 4s2 3d10 4p4 
A) [Ar] 4s2 3d10 4p6 
B) [Ar] 4s2 3d10 4p5 
C) [Ar] 4s2 4p6 
D) [Ar] 4s2 4d10 4p6 
E) [Ar] 4s2 3d10 4p4

Question 11

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

Accepted Answer

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

Question 12

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

Accepted Answer

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

Question 13

The complete electron configuration of selenium,element 34,is ________.

Accepted Answer

A) 1s2 2s2 2p10 3s2 3p10 4s2 3d6  
B) 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p4 
C) 1s4 2s4 2p6 3s4 3p6 4s4 3d6  
D) 1s4 2s4 2p10 3s4 3p10 4s2  
E) 1s4 2s4 2p8 3s4 3p8 4s4 3d2 
A) 1s2 2s2 2p10 3s2 3p10 4s2 3d6  
B) 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p4 
C) 1s4 2s4 2p6 3s4 3p6 4s4 3d6  
D) 1s4 2s4 2p10 3s4 3p10 4s2  
E) 1s4 2s4 2p8 3s4 3p8 4s4 3d2

Question 14

Which element has the highest first electron affinity?

Accepted Answer

A) Na 
B) Mg 
C) O 
D) Ne 
A) Na 
B) Mg 
C) O 
D) Ne

Question 15

Which are isoelectronic?

Accepted Answer

A) Na+,Mg2+,F- 
B) S,S-2,Ar 
C) Li,Na,K 
D) K+,Ar,Cl 
A) Na+,Mg2+,F- 
B) S,S-2,Ar 
C) Li,Na,K 
D) K+,Ar,Cl

Question 16

Refer to the figure.Place the following in order of increasing IE1.
N F As

Accepted Answer

A) N < As < F 
B) As < N < F 
C) F < N < As 
D) As < F < N 
E) F < AS < N 
A) N < As < F 
B) As < N < F 
C) F < N < As 
D) As < F < N 
E) F < AS < N

Question 17

Give the ground state electron configuration for Rb+.

Accepted Answer

A) [Ar ]4s2 4p6 
B) [Kr] 5s1 
C) [Ar] 4s2 3d10 4p6 
D) [Kr] 5s2 
E) [Kr] 5s2 4d2 
A) [Ar ]4s2 4p6 
B) [Kr] 5s1 
C) [Ar] 4s2 3d10 4p6 
D) [Kr] 5s2 
E) [Kr] 5s2 4d2

Question 18

Define electron affinity.

Accepted Answer

The energy associate

Question 19

Which reaction below represents the second electron affinity of S?

Accepted Answer

A) S(g)+ e⁻ → S⁻(g) 
B) S⁻(g)+ e⁻ → S2⁻(g) 
C) S(g)→ S⁺(g)+ e⁻ 
D) S⁻(g)→ S(g)+ e⁻ 
E) S2⁻(g)→ S⁻(g)+ e⁻ 
A) S(g)+ e⁻ → S⁻(g) 
B) S⁻(g)+ e⁻ → S2⁻(g) 
C) S(g)→ S⁺(g)+ e⁻ 
D) S⁻(g)→ S(g)+ e⁻ 
E) S2⁻(g)→ S⁻(g)+ e⁻

Question 20

The element that corresponds to the electron configuration 1s2 2s2 is ________.

Accepted Answer

A) lithium 
B) nitrogen 
C) carbon 
D) boron 
E) beryllium 
A) lithium 
B) nitrogen 
C) carbon 
D) boron 
E) beryllium

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

Place the following in order of increasing radius. Ca²⁺ S²^⁻ Cl^⁻

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

Match the following. -number of unpaired electrons in Na

How many valence electrons does an atom of Al possess?

Give the set of four quantum numbers that could represent the electron gained to form the Br^- ion from the Br atom.

Place the following in order of decreasing metallic character. P As K

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

Place the following in order of increasing atomic radius. As O Br

Give the ground state electron configuration for Br⁻.

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

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

The complete electron configuration of selenium,element 34,is ________.

Which element has the highest first electron affinity?

Which are isoelectronic?

Refer to the figure.Place the following in order of increasing IE₁. N F As

Give the ground state electron configuration for Rb⁺.

Define electron affinity.

Which reaction below represents the second electron affinity of S?

The element that corresponds to the electron configuration 1s²2s² 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, and

Liquids, Solids, and Intermolecular Forces

Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Aqueous Ionic Equilibrium

Free Energy and Thermodynamics

Electrochemistry

Radioactivity and Nuclear Chemistry

Filters

Exam 8: Periodic Properties of the Elements

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

Place the following in order of increasing radius. Ca2+ S2⁻ Cl⁻

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

Match the following. -number of unpaired electrons in Na

How many valence electrons does an atom of Al possess?

Give the set of four quantum numbers that could represent the electron gained to form the Br- ion from the Br atom.

Place the following in order of decreasing metallic character. P As K

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

Place the following in order of increasing atomic radius. As O Br

Give the ground state electron configuration for Br⁻.

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

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

The complete electron configuration of selenium,element 34,is ________.

Which element has the highest first electron affinity?

Which are isoelectronic?

Refer to the figure.Place the following in order of increasing IE1. N F As

Give the ground state electron configuration for Rb+.

Define electron affinity.

Which reaction below represents the second electron affinity of S?

The element that corresponds to the electron configuration 1s2 2s2 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, and

Liquids, Solids, and Intermolecular Forces

Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Aqueous Ionic Equilibrium

Free Energy and Thermodynamics

Electrochemistry

Radioactivity and Nuclear Chemistry

Filters

Place the following in order of increasing radius. Ca²⁺ S²^⁻ Cl^⁻

Give the set of four quantum numbers that could represent the electron gained to form the Br^- ion from the Br atom.

Refer to the figure.Place the following in order of increasing IE₁. N F As

Give the ground state electron configuration for Rb⁺.

The element that corresponds to the electron configuration 1s²2s² is ________.