Question 1

Which of the following noble gases is least likely to react with fluorine?

Accepted Answer

A)  Ar 
B)  Rn 
C)  Xe 
D)  Kr 
E)  Ne 
A)  Ar 
B)  Rn 
C)  Xe 
D)  Kr 
E)  Ne

Question 2

All of the following elements form hydrides except

Accepted Answer

A)  K 
B)  Be 
C)  Ca 
D)  Rb 
A)  K 
B)  Be 
C)  Ca 
D)  Rb

Question 3

Which one of the following statements is false?

Accepted Answer

A)  Fluorine can be produced by oxidation of a fluoride ion with chlorine. 
B)  Bromine can be produced by oxidation of a bromide ion with chlorine. 
C)  Fluorine is produced by electrolysis of an anhydrous mixture of KF and HF. 
D)  The most stable form of fluorine at 25S1U1P1$\circ$S1S1P0C and 1 atm is F2(g). 
A)  Fluorine can be produced by oxidation of a fluoride ion with chlorine. 
B)  Bromine can be produced by oxidation of a bromide ion with chlorine. 
C)  Fluorine is produced by electrolysis of an anhydrous mixture of KF and HF. 
D)  The most stable form of fluorine at 25S1U1P1$\circ$S1S1P0C and 1 atm is F2(g).

Question 4

What is the shape of XeOF4?

Accepted Answer

A)  trigonal bipyramidal 
B)  square planar 
C)  T-shaped 
D)  square pyramidal 
E)  octahedral 
A)  trigonal bipyramidal 
B)  square planar 
C)  T-shaped 
D)  square pyramidal 
E)  octahedral

Question 5

Aluminum oxide dissolves in aqueous base .What are the products of this reaction?

Accepted Answer

A)  Al(OH2)63+(aq) and H2(g) 
B)  Al2O3(s) and H2(g) 
C)  Al(OH2)63+(aq) and O2(g) 
D)  Al(OH)4-(aq) and H2(g) 
E)  Al(OH)4-(aq) and O2(g) 
A)  Al(OH2)63+(aq) and H2(g) 
B)  Al2O3(s) and H2(g) 
C)  Al(OH2)63+(aq) and O2(g) 
D)  Al(OH)4-(aq) and H2(g) 
E)  Al(OH)4-(aq) and O2(g)

Question 6

Which of the following has the strongest molar bond enthalpy?

Accepted Answer

A)  H-F 
B)  H-At 
C)  H-Cl 
D)  H-I 
E)  H-Br 
A)  H-F 
B)  H-At 
C)  H-Cl 
D)  H-I 
E)  H-Br

Question 7

Which of the alkaline earth metals does not form a saline hydride?

Accepted Answer

The answer of Which of the alkaline earth metals does...

Question 8

White phosphorus

Accepted Answer

A)  is an amorphous substance. 
B)  is not very toxic. 
C)  is very unreactive. 
D)  consists of large, random aggregates of phosphorus atoms. 
E)  consists of tetrahedral P4 molecules. 
A)  is an amorphous substance. 
B)  is not very toxic. 
C)  is very unreactive. 
D)  consists of large, random aggregates of phosphorus atoms. 
E)  consists of tetrahedral P4 molecules.

Question 9

Phosphorous and phosphoric acids have

Accepted Answer

A)  1 and 0 hydrogens bonded to the phosphorus atom, respectively. 
B)  1 hydrogen bonded to the phosphorus atom. 
C)  3 hydrogens bonded to oxygen atoms. 
D)  2 and 0 hydrogens bonded to the phosphorus atom. 
E)  2 hydrogens bonded to the phosphorus atom. 
A)  1 and 0 hydrogens bonded to the phosphorus atom, respectively. 
B)  1 hydrogen bonded to the phosphorus atom. 
C)  3 hydrogens bonded to oxygen atoms. 
D)  2 and 0 hydrogens bonded to the phosphorus atom. 
E)  2 hydrogens bonded to the phosphorus atom.

Question 10

Hydrazine is used to eliminate dissolved,
corrosive oxygen from the water used in high-pressure,high-temperature steam furnaces.In this reaction,the oxidation state of nitrogen in hydrazine changes from _____ to _____ .

Accepted Answer

N₂H₄(aq)+ O₂(

Question 11

In the contact process for the production of sulfuric acid, sulfur is first burned in oxygen to produce SO2(g).The SO2(g)Is then

Accepted Answer

A)  reduced to H2S(g). 
B)  dissolved in water to form oleum. 
C)  dissolved in water to form H2SO4(aq). 
D)  dissolved in water to form H2SO3(aq). 
E)  oxidized to SO3(g). 
A)  reduced to H2S(g). 
B)  dissolved in water to form oleum. 
C)  dissolved in water to form H2SO4(aq). 
D)  dissolved in water to form H2SO3(aq). 
E)  oxidized to SO3(g).

Which of the following noble gases is least likely to react with fluorine?

All of the following elements form hydrides except

Which one of the following statements is false?

What is the shape of XeOF₄?

Aluminum oxide dissolves in aqueous base .What are the products of this reaction?

Which of the following has the strongest molar bond enthalpy?

Which of the alkaline earth metals does not form a saline hydride?

White phosphorus

Phosphorous and phosphoric acids have

Hydrazine is used to eliminate dissolved, corrosive oxygen from the water used in high-pressure,high-temperature steam furnaces.In this reaction,the oxidation state of nitrogen in hydrazine changes from _ to _ .

In the contact process for the production of sulfuric acid, sulfur is first burned in oxygen to produce SO₂(g).The SO₂(g)Is then

Atoms

Molecules

States of Matter

Thermodynamics

Equilibrium

Reactions

Kinetics

The D-Block Elements

Nuclear Chemistry

Organic Chemistry

Filters

Exam 8: The Main-Group Elements

Which of the following noble gases is least likely to react with fluorine?

All of the following elements form hydrides except

Which one of the following statements is false?

What is the shape of XeOF4?

Aluminum oxide dissolves in aqueous base .What are the products of this reaction?

Which of the following has the strongest molar bond enthalpy?

Which of the alkaline earth metals does not form a saline hydride?

White phosphorus

Phosphorous and phosphoric acids have

Hydrazine is used to eliminate dissolved, corrosive oxygen from the water used in high-pressure,high-temperature steam furnaces.In this reaction,the oxidation state of nitrogen in hydrazine changes from _____ to _____ .

In the contact process for the production of sulfuric acid, sulfur is first burned in oxygen to produce SO2(g).The SO2(g)Is then

Atoms

Molecules

States of Matter

Thermodynamics

Equilibrium

Reactions

Kinetics

The D-Block Elements

Nuclear Chemistry

Organic Chemistry

Filters

What is the shape of XeOF₄?

Hydrazine is used to eliminate dissolved, corrosive oxygen from the water used in high-pressure,high-temperature steam furnaces.In this reaction,the oxidation state of nitrogen in hydrazine changes from _ to _ .

In the contact process for the production of sulfuric acid, sulfur is first burned in oxygen to produce SO₂(g).The SO₂(g)Is then