Question 1

Which statement is inconsistent with the chemistry of the noble gases?

Accepted Answer

A) Both helium and radon are radioactive. 
B) Helium and neon are both lighter than air. 
C) Neon and argon are used in decorative or designer lights. 
D) Xenon and krypton react with fluorine to form fluorides. 
A) Both helium and radon are radioactive. 
B) Helium and neon are both lighter than air. 
C) Neon and argon are used in decorative or designer lights. 
D) Xenon and krypton react with fluorine to form fluorides.

Question 2

The ionic radius of Cs+ is ________ than the atomic radius of Cs,and the ionic radius of I- is ________ than the atomic radius of I.

Accepted Answer

Question 3

Which of the following ionic compounds would be expected to have the highest lattice energy?

Accepted Answer

A) Li Cl 
B) Na Cl 
C) K Cl 
D) Rb Cl 
A) Li Cl 
B) Na Cl 
C) K Cl 
D) Rb Cl

Question 4

Which of these elements has the most favorable (most negative)electron affinity?

Accepted Answer

A) Ca 
B) N 
C) Ne 
D) S 
A) Ca 
B) N 
C) Ne 
D) S

Question 5

Consider the following electron configurations for neutral atoms:
Atom I = 1s22s22p63s2
Atom II = 1s22s22p63s23p4
Atom III = 1s22s22p63s23p6
Which atom would be expected to have the largest third ionization energy?

Accepted Answer

A) atom I 
B) atom II 
C) atom III 
D) All of these atoms would be expected to have the same third ionization energy. 
A) atom I 
B) atom II 
C) atom III 
D) All of these atoms would be expected to have the same third ionization energy.

Question 6

-Atoms of which element,indicated by letter on the periodic table above,would be expected to have the lowest second ionization energy,Ei1?

Accepted Answer

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

Question 7

Which chemical process is associated with the lattice energy for sodium chloride?

Accepted Answer

A) NaCl(s)→ Na+(g)+ Cl-(g) 
B) NaCl(g)→ Na+(g)+ Cl-(g) 
C) Na(s)+ 1/2 Cl2(g)→ NaCl(s) 
D) NaCl(s)+ H2O(l)→ Na+(aq)+ Cl-(aq) 
A) NaCl(s)→ Na+(g)+ Cl-(g) 
B) NaCl(g)→ Na+(g)+ Cl-(g) 
C) Na(s)+ 1/2 Cl2(g)→ NaCl(s) 
D) NaCl(s)+ H2O(l)→ Na+(aq)+ Cl-(aq)

Question 8

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

Accepted Answer

A) Ca 
B) Cl 
C) Na 
D) Se 
A) Ca 
B) Cl 
C) Na 
D) Se

Question 9

The element in period 3 with the smallest seventh ionization energy is ________.

Accepted Answer

The answer of The element in period 3 with the...

Question 10

Each of the pictures (a)-(d)represents one of the following substances at 25°C: potassium,fluorine,iodine,potassium fluoride,not necessarily in that order.  
-Which picture corresponds to iodine?

Accepted Answer

A) picture (a) 
B) picture (b) 
C) picture (c) 
D) picture (d) 
A) picture (a) 
B) picture (b) 
C) picture (c) 
D) picture (d)

Question 11

Calculate the lattice energy for MgCl2(s)using a Born-Haber cycle and the following information:

Accepted Answer

A) +641.6 kJ/mol 
B) +1240.5 kJ/mol 
C) +1882.1 kJ/mol 
D) +2523.7 kJ/mol 
A) +641.6 kJ/mol 
B) +1240.5 kJ/mol 
C) +1882.1 kJ/mol 
D) +2523.7 kJ/mol

Question 12

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

Accepted Answer

A) aluminum 
B) magnesium 
C) silicon 
D) sodium 
A) aluminum 
B) magnesium 
C) silicon 
D) sodium

Question 13

Which of the following most likely represent the atomic radius of a Cr atom,the ionic radius of a Cr2+ ion,and the ionic radius of a Cr3+ ion?

Accepted Answer

A) 128 pm for Cr,167 pm for Cr2+,and 193 pm for Cr3+ 
B) 128 pm for Cr,147 pm for Cr2+,and 193 pm for Cr3+ 
C) 128 pm for Cr,109 pm for Cr2+,and 63 pm for Cr3+ 
D) 128 pm for Cr,89 pm for Cr2+,and 63 pm for Cr3+ 
A) 128 pm for Cr,167 pm for Cr2+,and 193 pm for Cr3+ 
B) 128 pm for Cr,147 pm for Cr2+,and 193 pm for Cr3+ 
C) 128 pm for Cr,109 pm for Cr2+,and 63 pm for Cr3+ 
D) 128 pm for Cr,89 pm for Cr2+,and 63 pm for Cr3+

Question 14

Using shorthand notation,the ground-state electron configuration for Sr2+ is predicted to be ________.

Accepted Answer

Question 15

What is the ground-state electron configuration of Se2-?

Accepted Answer

A) [Ar]3d104s24p2 
B) [Ar]3d104s24p4 
C) [Ar]3d124s24p4 
D) [Ar]3d104s24p6 
A) [Ar]3d104s24p2 
B) [Ar]3d104s24p4 
C) [Ar]3d124s24p4 
D) [Ar]3d104s24p6

Question 16

Which contains ionic bonds?

Accepted Answer

A) CCl4 
B) CaCl2 
C) Cl2 
D) HCl 
A) CCl4 
B) CaCl2 
C) Cl2 
D) HCl

Question 17

The neutral atom with the electron configuration [Ar}4s23d6 is ________.

Accepted Answer

Question 18

Which period 2 element has successive first through seventh ionization energies (kJ/mol)of
Ei1 = 1,402;Ei2 =2,856;Ei3 =4,578;Ei4 =7,475;Ei5 =9,445;Ei6 =53,267;and Ei7 = 64,360?

Accepted Answer

A) B 
B) C 
C) N 
D) O 
A) B 
B) C 
C) N 
D) O

Question 19

List the elements Cs,Ca,Ne,Na,Ar in order of decreasing first ionization energy.

Accepted Answer

A) Ar > Ca > Cs > Na > Ne 
B) Ne > Ar > Ca > Na > Cs 
C) Ne > Ar > Na > Cs > Ca 
D) Ne > Na > Cs > Ca > Ar 
A) Ar > Ca > Cs > Na > Ne 
B) Ne > Ar > Ca > Na > Cs 
C) Ne > Ar > Na > Cs > Ca 
D) Ne > Na > Cs > Ca > Ar

Question 20

The product of the reaction of lithium with nitrogen is ________.

Accepted Answer

The answer of The product of the reaction of lithium...

Exam 6: Ionic Bonds and Some Main-Group Chemistry

Which statement is inconsistent with the chemistry of the noble gases?

The ionic radius of Cs+ is ________ than the atomic radius of Cs,and the ionic radius of I- is ________ than the atomic radius of I.

Which of the following ionic compounds would be expected to have the highest lattice energy?

Which of these elements has the most favorable (most negative)electron affinity?

Consider the following electron configurations for neutral atoms: Atom I = 1s22s22p63s2 Atom II = 1s22s22p63s23p4 Atom III = 1s22s22p63s23p6 Which atom would be expected to have the largest third ionization energy?

-Atoms of which element,indicated by letter on the periodic table above,would be expected to have the lowest second ionization energy,Ei1?

Which chemical process is associated with the lattice energy for sodium chloride?

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

The element in period 3 with the smallest seventh ionization energy is ________.

Each of the pictures (a)-(d)represents one of the following substances at 25°C: potassium,fluorine,iodine,potassium fluoride,not necessarily in that order. -Which picture corresponds to iodine?

Calculate the lattice energy for MgCl2(s)using a Born-Haber cycle and the following information:

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

Which of the following most likely represent the atomic radius of a Cr atom,the ionic radius of a Cr2+ ion,and the ionic radius of a Cr3+ ion?

Using shorthand notation,the ground-state electron configuration for Sr2+ is predicted to be ________.

What is the ground-state electron configuration of Se2-?

Which contains ionic bonds?

The neutral atom with the electron configuration [Ar}4s23d6 is ________.

Which period 2 element has successive first through seventh ionization energies (kJ/mol)of Ei1 = 1,402;Ei2 =2,856;Ei3 =4,578;Ei4 =7,475;Ei5 =9,445;Ei6 =53,267;and Ei7 = 64,360?

List the elements Cs,Ca,Ne,Na,Ar in order of decreasing first ionization energy.

The product of the reaction of lithium with nitrogen is ________.

Chemistry: Matter and Measurement

Atoms, molecules, and Ions

Formulas, equations, and Moles

Reactions in Aqueous Solutions

Periodicity and the Atomic Structure of Atoms

Covalent Bonds and Molecular Structure

Thermochemistry: Chemical Energy

Gases: Their Properties and Behavior

Liquids,solids,and Phase Changes

Solutions and Their Properties

Chemical Kinetics

Chemical Equilibrium

Aqueous Equilibria: Acids and Bases

Applications of Aqueous Equilibria

Thermodynamics: Entropy, free Energy, and Equilibrium

Electrochemistry

Hydrogen, oxygen, and Water

The Main-Group Elements

Transition Elements and Coordination Chemistry

Metals and Solid-State Materials

Nuclear Chemistry

Organic and Biological Chemistry

Filters

The ionic radius of Cs⁺ is than the atomic radius of Cs,and the ionic radius of I^- is than the atomic radius of I.

Consider the following electron configurations for neutral atoms: Atom I = 1s²2s²2p⁶3s² Atom II = 1s²2s²2p⁶3s²3p⁴ Atom III = 1s²2s²2p⁶3s²3p⁶ Which atom would be expected to have the largest third ionization energy?

-Atoms of which element,indicated by letter on the periodic table above,would be expected to have the lowest second ionization energy,E_i1?

Calculate the lattice energy for MgCl₂(s)using a Born-Haber cycle and the following information:

Which of the following most likely represent the atomic radius of a Cr atom,the ionic radius of a Cr²⁺ ion,and the ionic radius of a Cr³⁺ ion?

Using shorthand notation,the ground-state electron configuration for Sr²⁺ is predicted to be ________.

What is the ground-state electron configuration of Se^2-?

The neutral atom with the electron configuration [Ar}4s²3d⁶ is ________.

Which period 2 element has successive first through seventh ionization energies (kJ/mol)of E_i1 = 1,402;E_i2 =2,856;E_i3 =4,578;E_i4 =7,475;E_i5 =9,445;E_i6 =53,267;and E_i7 = 64,360?