Question 1

Which of the three phosphorus halides, PF5, PCl5 and PBr5 is the strongest Lewis acid?

Accepted Answer

A)  PF5 
B)  PCl5 
C)  PBr5 
A)  PF5 
B)  PCl5 
C)  PBr5 A

Question 2

Which process is used to prepare nitric acid on an industrial scale?

Accepted Answer

A)  Solvay process 
B)  Oswald process 
C)  Haber-Bosch process. 
A)  Solvay process 
B)  Oswald process 
C)  Haber-Bosch process. B

Question 3

Which element of the Group 15 produces the least stable organometallic compounds?

Accepted Answer

A)  As 
B)  Sb 
C)  Bi 
A)  As 
B)  Sb 
C)  Bi C

Question 4

Determine the charge on triphosphate anion P3O10x-:

Accepted Answer

A)  4- 
B)  5- 
C)  6- 
A)  4- 
B)  5- 
C)  6-

Question 5

What are the products of reaction between an s block metal nitride and water?

Accepted Answer

A)  Metal oxide and ammonia 
B)  Metal hydroxide and ammonia 
C)  Metal hydroxide and azide 
A)  Metal oxide and ammonia 
B)  Metal hydroxide and ammonia 
C)  Metal hydroxide and azide

Question 6

Which Group 15 element is obtained as a by-product of the extraction of other elements?

Accepted Answer

A)  Nitrogen 
B)  Phosphorus 
C)  Bismuth. 
A)  Nitrogen 
B)  Phosphorus 
C)  Bismuth.

Question 7

Which nitrogen hydride is the most basic one?

Accepted Answer

A)  NH3 
B)  N2H4 
C)  NH2OH 
A)  NH3 
B)  N2H4 
C)  NH2OH

Question 8

Relatively low boiling points for PH3, AsH3 and SbH3 can be attributed to:

Accepted Answer

A)  low molecular weight 
B)  very weak or non-existent hydrogen bonding 
C)  low vapour pressure at standard conditions. 
A)  low molecular weight 
B)  very weak or non-existent hydrogen bonding 
C)  low vapour pressure at standard conditions.

Question 9

What are the products of light-induced decomposition of HNO3?

Accepted Answer

A)  NO, O2 and H2O 
B)  HNO2 and H2O 
C)  NO2, O2 and H2O 
A)  NO, O2 and H2O 
B)  HNO2 and H2O 
C)  NO2, O2 and H2O

Question 10

Identify the least stable oxide

Accepted Answer

A)  P4O10 
B)  As2O5 
C)  Bi2O5 
A)  P4O10 
B)  As2O5 
C)  Bi2O5

Which of the three phosphorus halides, PF₅, PCl₅ and PBr₅ is the strongest Lewis acid?

Which process is used to prepare nitric acid on an industrial scale?

Which element of the Group 15 produces the least stable organometallic compounds?

Determine the charge on triphosphate anion P₃O₁₀^x-:

What are the products of reaction between an s block metal nitride and water?

Which Group 15 element is obtained as a by-product of the extraction of other elements?

Which nitrogen hydride is the most basic one?

Relatively low boiling points for PH₃, AsH₃ and SbH₃ can be attributed to:

What are the products of light-induced decomposition of HNO₃?

Identify the least stable oxide

Atomic Structure

Molecular Structure and Bonding

Molecular Symmetry

The Structures of Simple Solids

Acids and Bases

Oxidation and Reduction

An Introduction to Coordination Compounds

Physical Techniques in Inorganic Chemistry

Periodic Trends

Hydrogen

The Group 1 Elements

The Group 2 Elements

The Group 13 Elements

The Group 14 Elements

The Group 16 Elements

The Group 17 Elements

The Group 18 Elements

The D-Block Elements

The D-Metal Complexes: Electronic Structure and Spectra

Coordination Chemistry: Reactions of Complexes

D-Metal Organometallic Chemistry

The F-Block Metals

Materials Chemistry and Nanomaterials

Green Chemistry

Biological Inorganic Chemistry

Inorganic Chemistry in Medicine

Filters

Exam 15: The Group 15 Elements

Which of the three phosphorus halides, PF5, PCl5 and PBr5 is the strongest Lewis acid?

Which process is used to prepare nitric acid on an industrial scale?

Which element of the Group 15 produces the least stable organometallic compounds?

Determine the charge on triphosphate anion P3O10x-:

What are the products of reaction between an s block metal nitride and water?

Which Group 15 element is obtained as a by-product of the extraction of other elements?

Which nitrogen hydride is the most basic one?

Relatively low boiling points for PH3, AsH3 and SbH3 can be attributed to:

What are the products of light-induced decomposition of HNO3?

Identify the least stable oxide

Atomic Structure

Molecular Structure and Bonding

Molecular Symmetry

The Structures of Simple Solids

Acids and Bases

Oxidation and Reduction

An Introduction to Coordination Compounds

Physical Techniques in Inorganic Chemistry

Periodic Trends

Hydrogen

The Group 1 Elements

The Group 2 Elements

The Group 13 Elements

The Group 14 Elements

The Group 16 Elements

The Group 17 Elements

The Group 18 Elements

The D-Block Elements

The D-Metal Complexes: Electronic Structure and Spectra

Coordination Chemistry: Reactions of Complexes

D-Metal Organometallic Chemistry

The F-Block Metals

Materials Chemistry and Nanomaterials

Green Chemistry

Biological Inorganic Chemistry

Inorganic Chemistry in Medicine

Filters

Which of the three phosphorus halides, PF₅, PCl₅ and PBr₅ is the strongest Lewis acid?

Determine the charge on triphosphate anion P₃O₁₀^x-:

Relatively low boiling points for PH₃, AsH₃ and SbH₃ can be attributed to:

What are the products of light-induced decomposition of HNO₃?