Question 1

Consider the transition metal complex Ni(CO)4.The oxidation state of the metal is ____.

Accepted Answer

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

Question 2

An allyl anion donates a total of ____ electrons to a metal complex.

Accepted Answer

The answer of An allyl anion donates a total of...

Question 3

Converting an alkene to an alkane using the catalyst Wilkinson's is ____ hydrogenation.

Accepted Answer

The answer of Converting an alkene to an alkane using...

Question 4

The product of the following reaction is ___.

Accepted Answer

A) hexane 
B) 1-pentene 
C) 2-hexene 
D) 1-hexyne 
E) pentane 
A) hexane 
B) 1-pentene 
C) 2-hexene 
D) 1-hexyne 
E) pentane

Question 5

The second step in the mechanism of an alkene reacting with Wilkinson's catalyst is ____.

Accepted Answer

A) insertion 
B) ligand association 
C) oxidative addition 
D) reductive elimination 
E) ligand dissociation 
A) insertion 
B) ligand association 
C) oxidative addition 
D) reductive elimination 
E) ligand dissociation

Question 6

trans-Stilbene can be generated from a Pd catalyzed reaction of an aryl halide with styrene.This reaction is an example of ____.

Accepted Answer

A) Stille Coupling and Carbonylation 
B) Suzuki-Miyaura Coupling 
C) Heck-Mizoroki Coupling 
D) Sonogashira Coupling 
E) Gilman Reagent-Mediated Coupling 
A) Stille Coupling and Carbonylation 
B) Suzuki-Miyaura Coupling 
C) Heck-Mizoroki Coupling 
D) Sonogashira Coupling 
E) Gilman Reagent-Mediated Coupling

Question 7

The corrin ring found within Vitamin B12 consists of ____ subunits.

Accepted Answer

A) 2,pyrrole 
B) 4,pyrrole 
C) 2,pyridine 
D) 4,pyridine 
E) 4,imidazole 
A) 2,pyrrole 
B) 4,pyrrole 
C) 2,pyridine 
D) 4,pyridine 
E) 4,imidazole

Question 8

Consider the transition metal complex Cr(H2O)63-.The total number of valence electrons this complex possesses is ____.

Accepted Answer

A) 2 
B) 8 
C) 10 
D) 12 
E) 18 
A) 2 
B) 8 
C) 10 
D) 12 
E) 18

Question 9

The fourth step in the mechanism of an alkene reacting with Wilkinson's catalyst is ____.

Accepted Answer

A) insertion 
B) ligand association 
C) oxidative addition 
D) reductive elimination 
E) ligand dissociation 
A) insertion 
B) ligand association 
C) oxidative addition 
D) reductive elimination 
E) ligand dissociation

Question 10

Vitamin ____ is the only known biomolecule that possesses a carbon-metal bond.

Accepted Answer

A) A 
B) C 
C) B12 
D) K 
E) B6 
A) A 
B) C 
C) B12 
D) K 
E) B6

Question 11

Treating an aryl halide with a dialkyl cuprate is an example of ____.

Accepted Answer

A) Stille Coupling and Carbonylation reaction 
B) Suzuki-Miyaura Coupling 
C) Heck-Mizoroki Coupling 
D) Sonogashira Coupling 
E) Gilman Reagent-Mediated Coupling 
A) Stille Coupling and Carbonylation reaction 
B) Suzuki-Miyaura Coupling 
C) Heck-Mizoroki Coupling 
D) Sonogashira Coupling 
E) Gilman Reagent-Mediated Coupling

Question 12

Which choice could provide the product. _______ + _______

Accepted Answer

A) benzyl chloride,propyne 
B) benzyl iodide,acetylene 
C) phenyl bromide,2-butyne 
D) phenyl bromide,acetylene 
E) phenyl iodide,ethene 
A) benzyl chloride,propyne 
B) benzyl iodide,acetylene 
C) phenyl bromide,2-butyne 
D) phenyl bromide,acetylene 
E) phenyl iodide,ethene

Question 13

An hydrogenation catalyst that contains a solid phase (i.e.,metal catalyst)and a liquid phase (i.e.,solution of unsaturated compound)is known as a ____ catalyst.

Accepted Answer

The answer of An hydrogenation catalyst that contains a solid...

Question 14

Consider the transition metal complex Ni(CN)42-.The oxidation state of the metal is ____.

Accepted Answer

A) +1 
B) +2 
C) +3 
D) +4 
E) +5 
A) +1 
B) +2 
C) +3 
D) +4 
E) +5

Question 15

Consider the transition metal complex Cr(CO)52-.The oxidation state of the metal is ____.

Accepted Answer

A) 0 
B) -1 
C) -2 
D) +1 
E) +2 
A) 0 
B) -1 
C) -2 
D) +1 
E) +2

Question 16

Consider the transition metal complex Mo(CO)6.The oxidation state of the metal is ____.

Accepted Answer

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

Question 17

Coupling benzyl bromide with propene,using a Pd catalyst,is an example of ____.

Accepted Answer

A) Stille Coupling and Carbonylation 
B) Suzuki-Miyaura Coupling 
C) Heck-Mizoroki Coupling 
D) Sonogashira Coupling 
E) Gilman Reagent-Mediated Coupling 
A) Stille Coupling and Carbonylation 
B) Suzuki-Miyaura Coupling 
C) Heck-Mizoroki Coupling 
D) Sonogashira Coupling 
E) Gilman Reagent-Mediated Coupling

Question 18

Reacting styrene with chlorobenzene under Heck-Mizoroki conditions will generate ____ as its product.

Accepted Answer

A) p-nitrostilbene 
B) o-nitrostilbene 
C) m-nitrostilbene 
D) stilbene 
E) p-aminostilbene 
A) p-nitrostilbene 
B) o-nitrostilbene 
C) m-nitrostilbene 
D) stilbene 
E) p-aminostilbene

Question 19

A student wants to make 4-bromo-1-phenyl-1-butyne using Sonogahira coupling conditions,beginning with iodobenzene.This student will also require ____ in order to make this product.

Accepted Answer

The answer of A student wants to make 4-bromo-1-phenyl-1-butyne using...

Question 20

Consider the transition metal complex CrF5.The oxidation state of the metal is ____.

Accepted Answer

A) 0 
B) +1 
C) +3 
D) +5 
E) +6 
A) 0 
B) +1 
C) +3 
D) +5 
E) +6

Exam 21: Transition Metal Complexes

Consider the transition metal complex Ni(CO)4.The oxidation state of the metal is ____.

An allyl anion donates a total of ____ electrons to a metal complex.

Converting an alkene to an alkane using the catalyst Wilkinson's is ____ hydrogenation.

The product of the following reaction is ___.

The second step in the mechanism of an alkene reacting with Wilkinson's catalyst is ____.

trans-Stilbene can be generated from a Pd catalyzed reaction of an aryl halide with styrene.This reaction is an example of ____.

The corrin ring found within Vitamin B12 consists of ____ subunits.

Consider the transition metal complex Cr(H2O)63-.The total number of valence electrons this complex possesses is ____.

The fourth step in the mechanism of an alkene reacting with Wilkinson's catalyst is ____.

Vitamin ____ is the only known biomolecule that possesses a carbon-metal bond.

Treating an aryl halide with a dialkyl cuprate is an example of ____.

Which choice could provide the product. _______ + _______

An hydrogenation catalyst that contains a solid phase (i.e.,metal catalyst)and a liquid phase (i.e.,solution of unsaturated compound)is known as a ____ catalyst.

Consider the transition metal complex Ni(CN)42-.The oxidation state of the metal is ____.

Consider the transition metal complex Cr(CO)52-.The oxidation state of the metal is ____.

Consider the transition metal complex Mo(CO)6.The oxidation state of the metal is ____.

Coupling benzyl bromide with propene,using a Pd catalyst,is an example of ____.

Reacting styrene with chlorobenzene under Heck-Mizoroki conditions will generate ____ as its product.

A student wants to make 4-bromo-1-phenyl-1-butyne using Sonogahira coupling conditions,beginning with iodobenzene.This student will also require ____ in order to make this product.

Consider the transition metal complex CrF5.The oxidation state of the metal is ____.

The Basics

Families of Carbon

Acids and Bases

Nomenclature and Conformations of Alkanes and Cycloalkanes

Stereochemistry

Nucleophilic Reactions

Alkenes and Alkynes I

Alkenes and Alkynes II

Nuclear Magnetic Resonance and Mass Spectrometry

Radical Reactions

Alcohols and Ethers

Alcohols From Carbonyl Compounds

Conjugated Unsaturated Systems

Aromatic Compounds

Reactions of Aromatic Compounds

Aldehydes and Ketones

Carboxylic Acids and Their Derivatives

Reactions at the Α Carbon of Carbonyl Compounds

Condensation and Conjugate Addition Reactions of Carbonyl Compounds

Amines

Carbohydrates

Lipids

Amino Acids and Proteins

Nucleic Acids and Protein Synthesis

Filters

Consider the transition metal complex Ni(CO)₄.The oxidation state of the metal is ____.

The corrin ring found within Vitamin B₁₂ consists of ____ subunits.

Consider the transition metal complex Cr(H₂O)₆^3-.The total number of valence electrons this complex possesses is ____.

Which choice could provide the product. _ + _

Consider the transition metal complex Ni(CN)₄²^-.The oxidation state of the metal is ____.

Consider the transition metal complex Cr(CO)₅^2-.The oxidation state of the metal is ____.

Consider the transition metal complex Mo(CO)₆.The oxidation state of the metal is ____.

Consider the transition metal complex CrF₅.The oxidation state of the metal is ____.