Question 1

Which of the following can function as a chelating agent?

Accepted Answer

A) SH- 
B) H2O 
C) H2NCH2CO2-   
D) SCN - 
A) SH- 
B) H2O 
C) H2NCH2CO2-   
D) SCN - C

Question 2

Determine the chemical formula for the compound diaquadicarbonylzinc tetrabromopalladate(II).

Accepted Answer

A) [PdZn(H2O)2(CO)2]Br4 
B) [Zn(H2O)2(CO)2]2[PdBr4] 
C) [Pd(H2O)2][Zn(CO)2]Br4 
D) [Pd(H2O)2]2[Zn(CO)2]3Br4 
E) [Zn(H2O)2(CO)2][PdBr4] 
A) [PdZn(H2O)2(CO)2]Br4 
B) [Zn(H2O)2(CO)2]2[PdBr4] 
C) [Pd(H2O)2][Zn(CO)2]Br4 
D) [Pd(H2O)2]2[Zn(CO)2]3Br4 
E) [Zn(H2O)2(CO)2][PdBr4] E

Question 3

What is a coordinate covalent bond?

Accepted Answer

A covalent bond is formed through the sharing of a pair of electrons,typically one electron from each atom in the bond.A coordinate covalent bond in a coordination complex forms when one atom from a ligand donates a pair of electrons into an empty orbital of the other atom,usually a metal.

Question 4

How many unpaired electrons would you expect for the complex ion [Co(OH)6]3-?

Accepted Answer

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

Question 5

Identify the transition metal that is used in iron transport in the human body.

Accepted Answer

A) manganese 
B) iron 
C) zinc 
D) copper 
E) chromium 
A) manganese 
B) iron 
C) zinc 
D) copper 
E) chromium

Question 6

Name the following: [Pt(H2O)4F2]Br2

Accepted Answer

A) tetraaquadifluoroplatinum(IV)bromide 
B) tetraaquadibromodifluoroplantinate 
C) platinum(II)bromide 
D) platinum(III)tetraaquadifluorobromide 
E) platinum (II)dibromodifluorotetrahydride 
A) tetraaquadifluoroplatinum(IV)bromide 
B) tetraaquadibromodifluoroplantinate 
C) platinum(II)bromide 
D) platinum(III)tetraaquadifluorobromide 
E) platinum (II)dibromodifluorotetrahydride

Question 7

Name the following: [Ni(NH3)3(H2O)3]Cl2

Accepted Answer

A) nickel(II)trihydrotriamminechloride 
B) nickel(I)triamminetrihydrochloride 
C) dichloronickel(II)triamminetrihydride 
D) nickel(III)chloride 
E) triamminetriaquanickel(II)chloride 
A) nickel(II)trihydrotriamminechloride 
B) nickel(I)triamminetrihydrochloride 
C) dichloronickel(II)triamminetrihydride 
D) nickel(III)chloride 
E) triamminetriaquanickel(II)chloride

Question 8

Which of the following pairs of coordination compounds or complex ions are examples of linkage isomers?

Accepted Answer

A) [Cu(NH3)5Br]Cl and [Cu(NH3)5Cl]Br 
B) [Fe(NH3)2(H2O)4]Cl2 and [Fe(NH3)4(H2O)2]Cl2 
C) [Fe(CO)5NO2]2+ and [Fe(CO)5ONO]2+ 
D) [Fe(NH3)2(H2O)4]Cl2 and [Fe(NH3)2(H2O)4]Br2 
E) [Cr(H2O)6]3+ and [Cr(NH3)6]3+ 
A) [Cu(NH3)5Br]Cl and [Cu(NH3)5Cl]Br 
B) [Fe(NH3)2(H2O)4]Cl2 and [Fe(NH3)4(H2O)2]Cl2 
C) [Fe(CO)5NO2]2+ and [Fe(CO)5ONO]2+ 
D) [Fe(NH3)2(H2O)4]Cl2 and [Fe(NH3)2(H2O)4]Br2 
E) [Cr(H2O)6]3+ and [Cr(NH3)6]3+

Question 9

Determine the chemical formula for the compound diamminetetraaquairon(II)chloride.

Accepted Answer

A) [Fe(NH3)2(H2O)4Cl] 
B) [Fe(NH3)2][(H2O)4Cl] 
C) [Fe(NH3)2(H2O)4]Cl2 
D) [Fe(H2O)4][(NH3)2Cl] 
E) [Fe(NH3)2(H2O)4]Cl3 
A) [Fe(NH3)2(H2O)4Cl] 
B) [Fe(NH3)2][(H2O)4Cl] 
C) [Fe(NH3)2(H2O)4]Cl2 
D) [Fe(H2O)4][(NH3)2Cl] 
E) [Fe(NH3)2(H2O)4]Cl3

Question 10

Which of the following compounds can exhibit cis-trans isomerism?

Accepted Answer

A) [Fe(CO)5NO2]2+ 
B) [Cu(CO)5Cl]+ 
C) [MnClBr3]2- 
D) [Cr(H2O)6]3+ 
E) [Ni(CO)2(NH3)2]2+ 
A) [Fe(CO)5NO2]2+ 
B) [Cu(CO)5Cl]+ 
C) [MnClBr3]2- 
D) [Cr(H2O)6]3+ 
E) [Ni(CO)2(NH3)2]2+

Question 11

Why is +2 a common oxidation state for transition elements?

Accepted Answer

The transition metals lose their outer s

Question 12

Identify the ion that is responsible for the red colour of rubies.

Accepted Answer

A) Cr+3 
B) Cr+4 
C) Cr+5 
D) Cr+6 
E) Cr+7 
A) Cr+3 
B) Cr+4 
C) Cr+5 
D) Cr+6 
E) Cr+7

Question 13

Which of the following species has the electron configuration [Ar]3d6?

Accepted Answer

A) Cr 
B) Fe3+ 
C) Co3+ 
D) Ni3+ 
A) Cr 
B) Fe3+ 
C) Co3+ 
D) Ni3+

Question 14

Choose the electron configuration for Fe3+.

Accepted Answer

A) [Ar]4s23d3 
B) [Ar]3d5 
C) [Ar]4s23d9 
D) [Ar]4s13d4 
E) [Ar]4s23d6 
A) [Ar]4s23d3 
B) [Ar]3d5 
C) [Ar]4s23d9 
D) [Ar]4s13d4 
E) [Ar]4s23d6

Question 15

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

Accepted Answer

A) [Cr(CN)6]3- 
B) [CrCl6]3- 
C) [Cr(en)3]3+ 
D) [Cr(NH3)6]3+ 
E) [Cr(NO2)6]3- 
A) [Cr(CN)6]3- 
B) [CrCl6]3- 
C) [Cr(en)3]3+ 
D) [Cr(NH3)6]3+ 
E) [Cr(NO2)6]3-

Question 16

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

Accepted Answer

A) [Cu(CO)5Cl]+ 
B) [Co(H2O)3(CO)3]3+ 
C) [Fe(CO)5NO2]2+ 
D) [Fe(NH3)2(H2O)4]2+ 
E) [Cr(H2O)4Br2]+ 
A) [Cu(CO)5Cl]+ 
B) [Co(H2O)3(CO)3]3+ 
C) [Fe(CO)5NO2]2+ 
D) [Fe(NH3)2(H2O)4]2+ 
E) [Cr(H2O)4Br2]+

Question 17

Which of the following can function as a bidentate ligand?

Accepted Answer

A) CO   
B) NH3  
C) CH3NH2  
D) H2NCH2- 
A) CO   
B) NH3  
C) CH3NH2  
D) H2NCH2-

Question 18

Which of the following compounds can exhibit cis-trans isomerism?

Accepted Answer

A) [Cr(H2O)4Br2]+ 
B) [Cu(CO)5Br]+ 
C) [Fe(CO)3(NH3)3]3+ 
D) [Fe(CO)5ONO]2+ 
E) [Fe(NH3)6]2+ 
A) [Cr(H2O)4Br2]+ 
B) [Cu(CO)5Br]+ 
C) [Fe(CO)3(NH3)3]3+ 
D) [Fe(CO)5ONO]2+ 
E) [Fe(NH3)6]2+

Question 19

The complex ion [Ni(NH3)6]2+ has a maximum absorption near 580 nm.Calculate the crystal field splitting energy (in kJ mol-1)for this ion.

Accepted Answer

A) 114 kJ mol-1 
B) 292 kJ mol-1 
C) 343 kJ mol-1 
D) 206 kJ mol-1 
E) 485 kJ mol-1 
A) 114 kJ mol-1 
B) 292 kJ mol-1 
C) 343 kJ mol-1 
D) 206 kJ mol-1 
E) 485 kJ mol-1

Question 20

Choose the electron configuration for Zr2+.

Accepted Answer

A) [Kr]5s24d2 
B) [Kr]5s2 
C) [Kr]4d2 
D) [Ar]4s23d104p6 
E) [Kr]5s24d4 
A) [Kr]5s24d2 
B) [Kr]5s2 
C) [Kr]4d2 
D) [Ar]4s23d104p6 
E) [Kr]5s24d4

Exam 25: Transition Metals and Coordination Compounds

Which of the following can function as a chelating agent?

Determine the chemical formula for the compound diaquadicarbonylzinc tetrabromopalladate(II).

What is a coordinate covalent bond?

How many unpaired electrons would you expect for the complex ion [Co(OH)6]3-?

Identify the transition metal that is used in iron transport in the human body.

Name the following: [Pt(H2O)4F2]Br2

Name the following: [Ni(NH3)3(H2O)3]Cl2

Which of the following pairs of coordination compounds or complex ions are examples of linkage isomers?

Determine the chemical formula for the compound diamminetetraaquairon(II)chloride.

Which of the following compounds can exhibit cis-trans isomerism?

Why is +2 a common oxidation state for transition elements?

Identify the ion that is responsible for the red colour of rubies.

Which of the following species has the electron configuration [Ar]3d6?

Choose the electron configuration for Fe3+.

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

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

Which of the following can function as a bidentate ligand?

Which of the following compounds can exhibit cis-trans isomerism?

The complex ion [Ni(NH3)6]2+ has a maximum absorption near 580 nm.Calculate the crystal field splitting energy (in kJ mol-1)for this ion.

Choose the electron configuration for Zr2+.

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 [Co(OH)₆]^3-?

Name the following: [Pt(H₂O)₄F₂]Br₂

Name the following: [Ni(NH₃)₃(H₂O)₃]Cl₂

Which of the following species has the electron configuration [Ar]3d⁶?

Choose the electron configuration for Fe³⁺.

The complex ion [Ni(NH₃)₆]²⁺ has a maximum absorption near 580 nm.Calculate the crystal field splitting energy (in kJ mol^-1)for this ion.

Choose the electron configuration for Zr²⁺.