Question 1

Determine the chemical formula for the compound tetracarbonylplatinum(IV)chloride.

Accepted Answer

A) [Pt(CO)4]Cl2 
B) [Pt(CO)4]Cl4 
C) [Pt(CO)4Cl4]2- 
D) [PtCl4](CO)4 
E) [Pt(CO)4Cl4]4- 
A) [Pt(CO)4]Cl2 
B) [Pt(CO)4]Cl4 
C) [Pt(CO)4Cl4]2- 
D) [PtCl4](CO)4 
E) [Pt(CO)4Cl4]4-

Question 2

Determine the chemical formula for the compound tris(ethylenediamine)chromium(III)chloride.

Accepted Answer

A) [Cr(NH2CH2CH2NH2)3]Cl3 
B) [(NH2CH2CH2NH2)3]Cr3+ 
C) [Cr(NH2CH2CH2NH2)3]3+ 
D) Cl2[Cr(NH2CH2CH2NH2)4] 
E) [Cr(NH2CH2CH2NH2)2]Cl2 
A) [Cr(NH2CH2CH2NH2)3]Cl3 
B) [(NH2CH2CH2NH2)3]Cr3+ 
C) [Cr(NH2CH2CH2NH2)3]3+ 
D) Cl2[Cr(NH2CH2CH2NH2)4] 
E) [Cr(NH2CH2CH2NH2)2]Cl2

Question 3

Which ion would you expect to have the largest crystal field splitting,△?

Accepted Answer

A) [Rh(CN)6]4- 
B) [Rh(CN)6]3- 
C) [Rh(H2O)6]2+ 
D) [Rh(H2O)6]3+ 
A) [Rh(CN)6]4- 
B) [Rh(CN)6]3- 
C) [Rh(H2O)6]2+ 
D) [Rh(H2O)6]3+

Question 4

Choose the bidentate ligand from the substances below.

Accepted Answer

A) ethylenediamine 
B) EDTA 
C) cyanide ion 
D) ammonia 
E) carbon monoxide 
A) ethylenediamine 
B) EDTA 
C) cyanide ion 
D) ammonia 
E) carbon monoxide

Question 5

Choose the polydentate ligand from the substances below.

Accepted Answer

A) thiocyanate ion 
B) EDTA 
C) nitrite ion 
D) hydroxide ion 
E) chloride ion 
A) thiocyanate ion 
B) EDTA 
C) nitrite ion 
D) hydroxide ion 
E) chloride ion

Question 6

How many unpaired electrons would you expect for the complex ion [Fe(CN)6]4-?

Accepted Answer

A) 5 
B) 2 
C) 6 
D) 4 
E) 0 
A) 5 
B) 2 
C) 6 
D) 4 
E) 0

Question 7

What is the difference between a weak-field complex and a strong-field complex?

Accepted Answer

The type of ligand attached to the centr

Question 8

How many unpaired electrons would you expect for the complex ion [MnF6]4-?

Accepted Answer

A) 1 
B) 0 
C) 5 
D) 2 
E) 3 
A) 1 
B) 0 
C) 5 
D) 2 
E) 3

Question 9

How many unpaired electrons would you expect for the complex ion [Mn(H2O)6]2+?

Accepted Answer

A) 0 
B) 5 
C) 3 
D) 1 
E) 2 
A) 0 
B) 5 
C) 3 
D) 1 
E) 2

Question 10

How many d electrons are there in Cr2O72-?

Accepted Answer

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

Question 11

Choose the electron configuration for Cr3+.

Accepted Answer

A) [Ne]3s23p6 
B) [Ar]4s13d2 
C) [Ar]4s23d1 
D) [Ar]4s23d7 
E) [Ar]3d3 
A) [Ne]3s23p6 
B) [Ar]4s13d2 
C) [Ar]4s23d1 
D) [Ar]4s23d7 
E) [Ar]3d3

Question 12

Which of the following complex ions absorbs light of the shortest wavelength?

Accepted Answer

A) [FeCl6]3- 
B) [Fe(OH)6]3- 
C) [Fe(CN)6]3- 
D) [Fe(H2O)6]3+ 
E) [FeI6]3- 
A) [FeCl6]3- 
B) [Fe(OH)6]3- 
C) [Fe(CN)6]3- 
D) [Fe(H2O)6]3+ 
E) [FeI6]3-

Question 13

Identify the isomers that have ligands that coordinate to a metal in different orientations.

Accepted Answer

A) linkage isomers 
B) cis-trans isomers 
C) coordination isomers 
D) optical isomers 
E) stereoisomers 
A) linkage isomers 
B) cis-trans isomers 
C) coordination isomers 
D) optical isomers 
E) stereoisomers

Question 14

Choose the electron configuration for Nb3+.

Accepted Answer

A) [Kr]5s14d2 
B) [Kr]5s24d1 
C) [Kr]5s2 
D) [Kr]4d2 
E) [Kr]5s24d5 
A) [Kr]5s14d2 
B) [Kr]5s24d1 
C) [Kr]5s2 
D) [Kr]4d2 
E) [Kr]5s24d5

Question 15

Which of the following compounds can exhibit fac-mer isomerism?

Accepted Answer

A) [Cr(H2O)4Br2]+ 
B) [Fe(CO)5ONO]2+ 
C) [Fe(CO)3(NH3)3]3+ 
D) [Cu(CO)5Br]+ 
E) [Fe(NH3)4(H2O)2]2+ 
A) [Cr(H2O)4Br2]+ 
B) [Fe(CO)5ONO]2+ 
C) [Fe(CO)3(NH3)3]3+ 
D) [Cu(CO)5Br]+ 
E) [Fe(NH3)4(H2O)2]2+

Question 16

What is the highest possible oxidation state for manganese?

Accepted Answer

A) +2 
B) +5 
C) +6 
D) +7 
A) +2 
B) +5 
C) +6 
D) +7

Question 17

Name the following: Fe[AlF6]

Accepted Answer

A) ironaluminumhexafluoride 
B) iron(II)hexafluoroaluminum 
C) iron (III)hexafluoroaluminate 
D) iron(I)aluminumhexafluoride 
E) aluminumhexafluoroferrate 
A) ironaluminumhexafluoride 
B) iron(II)hexafluoroaluminum 
C) iron (III)hexafluoroaluminate 
D) iron(I)aluminumhexafluoride 
E) aluminumhexafluoroferrate

Question 18

How many moles of aqueous ions will be produced from the dissolution of 1.0 mole of K3[FeCl6] in water?

Accepted Answer

A) 4 
B) 10 
C) 2 
D) 9 
E) 1 
A) 4 
B) 10 
C) 2 
D) 9 
E) 1

Question 19

What is the ground-state electron configuration for Cr3+ (Z = 24)?

Accepted Answer

A) [Ar] 4s23d7 
B) [Ar] 4s23d1 
C) [Ar] 3d3 
D) [Ar] 4s13d2 
A) [Ar] 4s23d7 
B) [Ar] 4s23d1 
C) [Ar] 3d3 
D) [Ar] 4s13d2

Question 20

How many unpaired electrons would you expect for the complex ion [FeF6]4-?

Accepted Answer

A) 2 
B) 6 
C) 4 
D) 3 
E) 0 
A) 2 
B) 6 
C) 4 
D) 3 
E) 0

Exam 25: Transition Metals and Coordination Compounds

Determine the chemical formula for the compound tetracarbonylplatinum(IV)chloride.

Determine the chemical formula for the compound tris(ethylenediamine)chromium(III)chloride.

Which ion would you expect to have the largest crystal field splitting,△?

Choose the bidentate ligand from the substances below.

Choose the polydentate ligand from the substances below.

How many unpaired electrons would you expect for the complex ion [Fe(CN)6]4-?

What is the difference between a weak-field complex and a strong-field complex?

How many unpaired electrons would you expect for the complex ion [MnF6]4-?

How many unpaired electrons would you expect for the complex ion [Mn(H2O)6]2+?

How many d electrons are there in Cr2O72-?

Choose the electron configuration for Cr3+.

Which of the following complex ions absorbs light of the shortest wavelength?

Identify the isomers that have ligands that coordinate to a metal in different orientations.

Choose the electron configuration for Nb3+.

Which of the following compounds can exhibit fac-mer isomerism?

What is the highest possible oxidation state for manganese?

Name the following: Fe[AlF6]

How many moles of aqueous ions will be produced from the dissolution of 1.0 mole of K3[FeCl6] in water?

What is the ground-state electron configuration for Cr3+ (Z = 24)?

How many unpaired electrons would you expect for the complex ion [FeF6]4-?

Units of Measurement for Physical and Chemical Change

Atoms and Elements

Molecules,compounds,and Nomenclature

Chemical Reactions and Stoichiometry

Gases

Thermochemistry

The Quantum-Mechanical Model of the Atom

Periodic Properties of the Elements

Chemical Bonding I: Lewis Theory

Chemical Bonding II: Molecular Shapes, valence Bond Theory, and Molecular Orbital Theory

Liquids, solids, and Intermolecular Forces

Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Aqueous Ionic Equilibrium

Gibbs Energy and Thermodynamics

Electrochemistry

Radioactivity and Nuclear Chemistry

Organic Chemistry I: Structures

Organic Chemistry II: Reactions

Biochemistry

Chemistry of the Nonmetals

Metals and Metallurgy

Filters

How many unpaired electrons would you expect for the complex ion [Fe(CN)₆]^4-?

How many unpaired electrons would you expect for the complex ion [MnF₆]^4-?

How many unpaired electrons would you expect for the complex ion [Mn(H₂O)₆]²⁺?

How many d electrons are there in Cr₂O₇^2-?

Choose the electron configuration for Cr³⁺.

Choose the electron configuration for Nb³⁺.

Name the following: Fe[AlF₆]

How many moles of aqueous ions will be produced from the dissolution of 1.0 mole of K₃[FeCl₆] in water?

What is the ground-state electron configuration for Cr³⁺ (Z = 24)?

How many unpaired electrons would you expect for the complex ion [FeF₆]^4-?