Question 1

The metallodrug cisplatin is used to treat what type of disease?

Accepted Answer

A) diabetes 
B) cancer 
C) Alzheimer's 
D) anemia 
E) ALS (Lou Gehrig's disease) 
A) diabetes 
B) cancer 
C) Alzheimer's 
D) anemia 
E) ALS (Lou Gehrig's disease)

Question 2

Draw the d orbital splitting diagram for the octahedral complex ion, CoF63F1F1F1S1F1F1F10, and predict the number of unpaired spins in the molecule.

Accepted Answer

@#IMG-DLM& Because of the fluoride ligan

Question 3

Which of the following transition metal ions would have the greater F1F1F1S1F1F1F10o value when the same ligand was bound to the ions?

Accepted Answer

A) Co3F1F1F1S1F1F1F10 
B) Rh3F1F1F1S1F1F1F10 
C) Ir3F1F1F1S1F1F1F10 
D) They have the same F1F1F1S1F1F1F10o value. 
A) Co3F1F1F1S1F1F1F10 
B) Rh3F1F1F1S1F1F1F10 
C) Ir3F1F1F1S1F1F1F10 
D) They have the same F1F1F1S1F1F1F10o value.

Question 4

Carbonic anhydrase is a metalloenzyme of ________ that catalyzes the reaction between water and carbon dioxide to form bicarbonate ion.

Accepted Answer

A) iron 
B) magnesium 
C) copper 
D) zinc 
E) cobalt 
A) iron 
B) magnesium 
C) copper 
D) zinc 
E) cobalt

Question 5

The dz2 and dx2 F1F1F1S1F1F1F10 y2 orbitals are higher in energy than the dxy, dxz, and dyz orbitals in an octahedral complex because these two orbitals ________

Accepted Answer

A) do not point directly at ligands. 
B) point directly at ligands. 
C) occupy larger volumes than the other three orbitals. 
D) are in the same plane and repel one another. 
E) occupy smaller volumes than the other three orbitals. 
A) do not point directly at ligands. 
B) point directly at ligands. 
C) occupy larger volumes than the other three orbitals. 
D) are in the same plane and repel one another. 
E) occupy smaller volumes than the other three orbitals.

Question 6

The greater affinity of metal ions for polydentate ligands than for monodentate ligands is known as the ________ effect.

Accepted Answer

A) dentate 
B) ligand 
C) chelate 
D) Lewis base 
E) Lewis acid 
A) dentate 
B) ligand 
C) chelate 
D) Lewis base 
E) Lewis acid

Question 7

The correct name for [Co(NH3)6][Cr(CN)6] is ________

Accepted Answer

A) cobaltammine chromiumcyanide. 
B) hexamminecobalt(III) hexacyanochromate (II). 
C) hexamminecobaltate(III) hexacyanochromium(III). 
D) hexamminecobalt(III) hexacyanochromate(III). 
E) hexamminecobalt(II) hexacyanochromate(II). 
A) cobaltammine chromiumcyanide. 
B) hexamminecobalt(III) hexacyanochromate (II). 
C) hexamminecobaltate(III) hexacyanochromium(III). 
D) hexamminecobalt(III) hexacyanochromate(III). 
E) hexamminecobalt(II) hexacyanochromate(II).

Question 8

Crystal field theory describes ________

Accepted Answer

A) how ligands cause the metal d orbitals to have different energies. 
B) the covalent bonding in transition metal complexes. 
C) how d orbitals change their shapes when ligands are present. 
D) how metal s, p, and d orbitals are hybridized to bond with ligands. 
E) the molecular orbitals that describe the bonding in transition metal complexes. 
A) how ligands cause the metal d orbitals to have different energies. 
B) the covalent bonding in transition metal complexes. 
C) how d orbitals change their shapes when ligands are present. 
D) how metal s, p, and d orbitals are hybridized to bond with ligands. 
E) the molecular orbitals that describe the bonding in transition metal complexes.

Question 9

Which of the following species most likely would be expected to be in a high-spin state?

Accepted Answer

A) Co(NH3)5(NO2)2F1F1F1S1F1F1F10 
B) Fe(H2O)62F1F1F1S1F1F1F10 
C) Mo(CN)63F1F1F1S1F1F1F10 
D) CoBr63F1F1F1S1F1F1F10 
E) Fe(EDT
A) F1F1F1S1F1F1F10 
A) Co(NH3)5(NO2)2F1F1F1S1F1F1F10 
B) Fe(H2O)62F1F1F1S1F1F1F10 
C) Mo(CN)63F1F1F1S1F1F1F10 
D) CoBr63F1F1F1S1F1F1F10 
E) Fe(EDT
A) F1F1F1S1F1F1F10

Question 10

Superoxide dismutase is an enzyme that converts the reactive superoxide ion to hydrogen peroxide in the body. Which metal is present in superoxide dismutase?

Accepted Answer

A) iron 
B) calcium 
C) magnesium 
D) copper 
E) cobalt 
A) iron 
B) calcium 
C) magnesium 
D) copper 
E) cobalt

Question 11

What do you predict for the geometry of Ti(H2O)63F1F1F1S1F1F1F10?

Accepted Answer

A) octahedral 
B) tetrahedral 
C) square planar 
D) trigonal bipyramidal 
E) square pyramidal 
A) octahedral 
B) tetrahedral 
C) square planar 
D) trigonal bipyramidal 
E) square pyramidal

Question 12

For the coordination compound K3[Fe(CN)6], identify, in order, the charge on the complex ion, the oxidation state of the metal, and the coordination number of the metal.

Accepted Answer

A) 3+, 3-, 6+ 
B) 0, 0, 6+ 
C) 3-, 3+, 3+ 
D) 3-, 3+, 6+ 
E) None of these choices is correct. 
A) 3+, 3-, 6+ 
B) 0, 0, 6+ 
C) 3-, 3+, 3+ 
D) 3-, 3+, 6+ 
E) None of these choices is correct.

Question 13

For the coordination compound [Co(NH3)4Cl2]NO3, identify, in order, the charge on the complex ion, the oxidation state of the metal, and the coordination number of the metal.

Accepted Answer

A) 1+, 1+, 6 
B) 0, 0, 4 
C) 3+, 3+, 4 
D) 1+, 3+, 6 
E) None of these choices is correct. 
A) 1+, 1+, 6 
B) 0, 0, 4 
C) 3+, 3+, 4 
D) 1+, 3+, 6 
E) None of these choices is correct.

Question 14

Dimethylphophsinoethane (DMPE), which is shown below, is an example of a ________ ligand.

Accepted Answer

A) undentate 
B) monodentate 
C) bidentate 
D) tridentate 
E) pincer 
A) undentate 
B) monodentate 
C) bidentate 
D) tridentate 
E) pincer

Question 15

What is the correct name for the following compound?

Accepted Answer

A) trans-tetraamminedichlorochromium(II) 
B) cis-tetraamminedichlorochromium(II) 
C) cis-triamminedichlorochromium(II) 
D) cis-tetraamminechlorochromium(II) 
E) cis-tetraamminedichlorochromium(III) 
A) trans-tetraamminedichlorochromium(II) 
B) cis-tetraamminedichlorochromium(II) 
C) cis-triamminedichlorochromium(II) 
D) cis-tetraamminechlorochromium(II) 
E) cis-tetraamminedichlorochromium(III)

Question 16

Iron accumulation in the human body has been implicated in some diseases. A chelating ligand sometimes is administered to treat these diseases. This treatment works because the ligand ________

Accepted Answer

A) oxidizes iron(II) to iron(III). 
B) reduces iron(III) to iron(II). 
C) precipitates the iron. 
D) binds the iron to a protein. 
E) forms a complex with the iron. 
A) oxidizes iron(II) to iron(III). 
B) reduces iron(III) to iron(II). 
C) precipitates the iron. 
D) binds the iron to a protein. 
E) forms a complex with the iron.

Question 17

Complex ions with different ligands have different colors because the ligands ________

Accepted Answer

A) are different colors. 
B) affect the energy levels of the lone-pair electrons on the metal. 
C) have different energies for their bonding electrons. 
D) affect the energy levels of the metal d orbitals. 
E) have different energies for their lone-pair electrons. 
A) are different colors. 
B) affect the energy levels of the lone-pair electrons on the metal. 
C) have different energies for their bonding electrons. 
D) affect the energy levels of the metal d orbitals. 
E) have different energies for their lone-pair electrons.

Question 18

In K4[Fe(CN)6], the counter ion is ________, and in [Co(NH3)4Cl2]NO3, the counter ion is ________.

Accepted Answer

A) CN-; NO3- 
B) K+; NO3- 
C) CN-; Cl- 
D) K+; Cl- 
E) Fe2+; Co3+ 
A) CN-; NO3- 
B) K+; NO3- 
C) CN-; Cl- 
D) K+; Cl- 
E) Fe2+; Co3+

Question 19

The correct name for [Co(NH3)5Cl]Cl2 is ________

Accepted Answer

A) pentaamminechlorocobalt(III) chloride. 
B) pentaamminechlorocobalt(II) chloride. 
C) chloropentaamminecobalt(III) chloride. 
D) pentaamminechlorocobaltate(III) chloride. 
E) pentaamminedichlorocobalt(III). 
A) pentaamminechlorocobalt(III) chloride. 
B) pentaamminechlorocobalt(II) chloride. 
C) chloropentaamminecobalt(III) chloride. 
D) pentaamminechlorocobaltate(III) chloride. 
E) pentaamminedichlorocobalt(III).

Question 20

Given that the observed absorption maximum for the complex ion CoF63F1F1F1S1F1F1F10 in solution isF1F1F1S1F1F1F10max F1F1F1S1F1F1F10 700 nm, what is the value of the crystal field splitting, F1F1F1S1F1F1F10o?

Accepted Answer

A) 2.8 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1019 J 
B) 2.8 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1028 J 
C) 7.2 F1F1F1S1F1F1F10 1030 J 
D) 3.2 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1036 J 
E) 7.2 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1019 J 
A) 2.8 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1019 J 
B) 2.8 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1028 J 
C) 7.2 F1F1F1S1F1F1F10 1030 J 
D) 3.2 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1036 J 
E) 7.2 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F1019 J

Exam 22: Transition Metals: Biological and Medical Applications

The metallodrug cisplatin is used to treat what type of disease?

Draw the d orbital splitting diagram for the octahedral complex ion, CoF63, and predict the number of unpaired spins in the molecule.

Which of the following transition metal ions would have the greater o value when the same ligand was bound to the ions?

Carbonic anhydrase is a metalloenzyme of ________ that catalyzes the reaction between water and carbon dioxide to form bicarbonate ion.

The dz2 and dx2  y2 orbitals are higher in energy than the dxy, dxz, and dyz orbitals in an octahedral complex because these two orbitals ________

The greater affinity of metal ions for polydentate ligands than for monodentate ligands is known as the ________ effect.

The correct name for [Co(NH3)6][Cr(CN)6] is ________

Crystal field theory describes ________

Which of the following species most likely would be expected to be in a high-spin state?

Superoxide dismutase is an enzyme that converts the reactive superoxide ion to hydrogen peroxide in the body. Which metal is present in superoxide dismutase?

What do you predict for the geometry of Ti(H2O)63?

For the coordination compound K3[Fe(CN)6], identify, in order, the charge on the complex ion, the oxidation state of the metal, and the coordination number of the metal.

For the coordination compound [Co(NH3)4Cl2]NO3, identify, in order, the charge on the complex ion, the oxidation state of the metal, and the coordination number of the metal.

Dimethylphophsinoethane (DMPE), which is shown below, is an example of a ________ ligand.

What is the correct name for the following compound?

Iron accumulation in the human body has been implicated in some diseases. A chelating ligand sometimes is administered to treat these diseases. This treatment works because the ligand ________

Complex ions with different ligands have different colors because the ligands ________

In K4[Fe(CN)6], the counter ion is ________, and in [Co(NH3)4Cl2]NO3, the counter ion is ________.

The correct name for [Co(NH3)5Cl]Cl2 is ________

Given that the observed absorption maximum for the complex ion CoF63 in solution ismax  700 nm, what is the value of the crystal field splitting, o?

Matter and Energy: The Origin of the Universe

Atoms, Ions, and Molecules: Matter Starts Here

Stoichiometry: Mass, Formulas, and Reactions

Solution Chemistry: The Hydrosphere

Thermochemistry: Energy Changes in Reactions

Properties of Gases: The Air We Breathe

A Quantum Model of Atoms: Waves and Particles

Chemical Bonds: What Makes a Gas a Greenhouse Gas

Molecular Geometry: Shape Determines Function

Intermolecular Forces: The Uniqueness of Water

Solutions: Properties and Behavior

Solids: Crystals, Alloys, and Polymers

Chemical Kinetics: Reactions in the Atmosphere

Chemical Equilibrium: How Much Product Does a Reaction Really Make

Acidbase Equilibria: Proton Transfer in Biological Systems

Additional Aqueous Equilibria: Chemistry and the Oceans

Thermodynamics: Spontaneous and Nonspontaneous Reactions and Processes

Electrochemistry: The Quest for Clean Energy

Nuclear Chemistry: Applications to Energy and Medicine

Organic and Biological Molecules: the Compounds of Life

The Main Group Elements: Life and the Periodic Table

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Draw the d orbital splitting diagram for the octahedral complex ion, CoF₆³^, and predict the number of unpaired spins in the molecule.

Which of the following transition metal ions would have the greater _o value when the same ligand was bound to the ions?

The d_z²and d_x²  _y² orbitals are higher in energy than the d_xy, d_xz, and d_yz orbitals in an octahedral complex because these two orbitals ________

The correct name for [Co(NH₃)₆][Cr(CN)₆] is ________

What do you predict for the geometry of Ti(H₂O)₆³^?

For the coordination compound K₃[Fe(CN)₆], identify, in order, the charge on the complex ion, the oxidation state of the metal, and the coordination number of the metal.

For the coordination compound [Co(NH₃)₄Cl₂]NO₃, identify, in order, the charge on the complex ion, the oxidation state of the metal, and the coordination number of the metal.

In K₄[Fe(CN)₆], the counter ion is , and in [Co(NH₃)₄Cl₂]NO₃, the counter ion is .

The correct name for [Co(NH₃)₅Cl]Cl₂ is ________

Given that the observed absorption maximum for the complex ion CoF₆³^ in solution is_max  700 nm, what is the value of the crystal field splitting, _o?