Question 1

Choose the electron configuration for Mn4+.

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 E

Question 2

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 E

Question 3

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+ C

Question 4

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 5

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

Accepted Answer

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

Question 6

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 7

Determine the chemical formula for the compound,hexaammineiron(III)hexacyanoferrate(III).

Accepted Answer

A)  [Fe2(NH3)6(CN)6]3+ 
B)  [Fe(NH3)6][Fe(CN)6]2 
C)  [Fe(NH3)6]3[Fe(CN)6]2 
D)  [Fe(NH3)6][Fe(CN)6] 
E)  [Fe2(NH3)3(CN)3]6+ 
A)  [Fe2(NH3)6(CN)6]3+ 
B)  [Fe(NH3)6][Fe(CN)6]2 
C)  [Fe(NH3)6]3[Fe(CN)6]2 
D)  [Fe(NH3)6][Fe(CN)6] 
E)  [Fe2(NH3)3(CN)3]6+

Question 8

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 9

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 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

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 12

How many unpaired electrons would you expect for the complex ion: [Fe(NH3)6]2+?

Accepted Answer

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

Question 13

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 14

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 15

How many unpaired electrons would you expect for the complex ion: [Mn(NH3 )6]2+?

Accepted Answer

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

Question 16

How many moles of aqueous ions will be produced from the dissolution of 1.0 mole of K3[Fe(Br)6] 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 17

What is the Lanthanide contraction?

Accepted Answer

It is the explanation for why the 6th pe

Question 18

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 19

Which of the following species is diamagnetic?

Accepted Answer

A)  an isolated, gas-phase V3+ ion 
B)  a high-spin octahedral Fe2+ complex 
C)  an isolated, gas-phase Cu2+ ion 
D)  a low-spin octahedral Co3+ complex 
A)  an isolated, gas-phase V3+ ion 
B)  a high-spin octahedral Fe2+ complex 
C)  an isolated, gas-phase Cu2+ ion 
D)  a low-spin octahedral Co3+ complex

Question 20

Choose the bidentate ligand from the substances below.

Accepted Answer

A)  oxalate ion 
B)  EDTA 
C)  cyanide ion 
D)  water 
E)  carbon monoxide 
A)  oxalate ion 
B)  EDTA 
C)  cyanide ion 
D)  water 
E)  carbon monoxide

Exam 23: Transition Metals and Coordination Compounds

Choose the electron configuration for Mn4+.

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

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

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

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

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

Determine the chemical formula for the compound,hexaammineiron(III)hexacyanoferrate(III).

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

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

How many d electrons are there in Cr2O72-?

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

How many unpaired electrons would you expect for the complex ion: [Fe(NH3)6]2+?

Choose the electron configuration for Fe3+.

Name the following: Fe[AlF6]

How many unpaired electrons would you expect for the complex ion: [Mn(NH3 )6]2+?

How many moles of aqueous ions will be produced from the dissolution of 1.0 mole of K3[Fe(Br)6] in water?

What is the Lanthanide contraction?

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

Which of the following species is diamagnetic?

Choose the bidentate ligand from the substances below.

Essentials: Units, Measurements, and Problem Solving

Atoms

The Quantum Mechanical Model of the Atom

Periodic Properties of the Elements

Molecules and Compounds

Chemical Bonding I

Chemical Bonding Ii

Chemical Reactions and Chemical Quantities

Introduction to Solutions and Aqueous Reactions

Thermochemistry

Gases

Liquids, Solids, and Intermolecular Forces

Crystalline Solids and Modern Materials

Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Aqueous Ionic Equilibrium

Free Energy and Thermodynamics

Electrochemistry

Radioactivity and Nuclear Chemistry

Organic Chemistry

Filters

Choose the electron configuration for Mn⁴⁺.

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

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

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

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

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

How many unpaired electrons would you expect for the complex ion: [Fe(NH₃)₆]²⁺?

Choose the electron configuration for Fe³⁺.

Name the following: Fe[AlF₆]

How many unpaired electrons would you expect for the complex ion: [Mn(NH₃ )₆]²⁺?

How many moles of aqueous ions will be produced from the dissolution of 1.0 mole of K₃[Fe(Br)₆] in water?