Question 1

The IUPAC name for diisobutylacetylene is

Accepted Answer

A)  2,7-Dimethyl-4-octene 
B)  2,7-Dimethyl-4-octyne 
C)  3,6-Dimethyl-4-octyne 
D)  2,5-Diethyl-3-hexyne 
E)  2,2,5,5-Tetramethyl-3-hexyne 
A)  2,7-Dimethyl-4-octene 
B)  2,7-Dimethyl-4-octyne 
C)  3,6-Dimethyl-4-octyne 
D)  2,5-Diethyl-3-hexyne 
E)  2,2,5,5-Tetramethyl-3-hexyne B

Question 2

How many moles of hydrogen (H2)will react with 5-chlorocyclohex-3-en-1-ol?

Accepted Answer

A)  1
2 
B)  2 
C)  3 
D)  4 
E)  None of the above 
A)  1
2 
B)  2 
C)  3 
D)  4 
E)  None of the above A

Question 3

Select the structure for cis-3-methyl-6-vinylcyclohexene.

Accepted Answer

A)  I 
B)  II 
C)  III 
D)  IV 
E)  V 
A)  I 
B)  II 
C)  III 
D)  IV 
E)  V B

Question 4

-Which of the above is bicyclo[5.2.0]nonane?

Accepted Answer

A)  I 
B)  II 
C)  III 
D)  IV 
E)  V 
A)  I 
B)  II 
C)  III 
D)  IV 
E)  V

Question 5

What is the index of hydrogen deficiency (or degree of unsaturation)of a compound with the molecular formula of C21H30O5?

Accepted Answer

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

Question 6

Which cycloalkane has the greatest ring strain?

Accepted Answer

A)  Cyclopropane 
B)  Cyclobutane 
C)  Cyclopentane 
D)  Cyclohexane 
E)  Cycloheptane 
A)  Cyclopropane 
B)  Cyclobutane 
C)  Cyclopentane 
D)  Cyclohexane 
E)  Cycloheptane

Question 7

The graph below is a plot of the relative energies of the various conformations of:

Accepted Answer

A)  2-chloropropane 
B)  1,3-dichloropropane 
C)  2-methylpropane 
D)  Butane (C1-C2 rotation) 
E)  Butane (C2-C3 rotation) 
A)  2-chloropropane 
B)  1,3-dichloropropane 
C)  2-methylpropane 
D)  Butane (C1-C2 rotation) 
E)  Butane (C2-C3 rotation)

Question 8

What is the index of hydrogen deficiency (or degree of unsaturation)for the drug morphine?

Accepted Answer

A)  6 
B)  7 
C)  8 
D)  9 
E)  10 
A)  6 
B)  7 
C)  8 
D)  9 
E)  10

Question 9

Which is the most stable conformation of cyclohexane?

Accepted Answer

A)  Chair 
B)  Twist 
C)  Boat 
D)  One-half chair 
E)  Staggered 
A)  Chair 
B)  Twist 
C)  Boat 
D)  One-half chair 
E)  Staggered

Question 10

What is the correct name of the following compound?

Accepted Answer

A)  1-Chlorobicyclo[4.1.1]octane 
B)  2-Chlorobicyclo[4.1.0]octane 
C)  2-Chlorobicyclo[4.1.1]octane 
D)  2-Chlorobicyclo[4.1.1]heptane 
E)  5-Chlorobicyclo[4.1.1]octane 
A)  1-Chlorobicyclo[4.1.1]octane 
B)  2-Chlorobicyclo[4.1.0]octane 
C)  2-Chlorobicyclo[4.1.1]octane 
D)  2-Chlorobicyclo[4.1.1]heptane 
E)  5-Chlorobicyclo[4.1.1]octane

Question 11

How many moles of hydrogen (H2)will react with 3-cyclobutylpropan-1-ol?

Accepted Answer

A)  1
2 
B)  2 
C)  3 
D)  4 
E)  None of the above 
A)  1
2 
B)  2 
C)  3 
D)  4 
E)  None of the above

Question 12

What is the simplest alkane,i.e. ,the one with the smallest molecular weight,which possesses primary,secondary and tertiary carbon atoms?

Accepted Answer

A)  2-Methylpropane 
B)  2-Methylbutane 
C)  2-Methylpentane 
D)  3-Methylpentane 
E)  2,2-Dimethylbutane 
A)  2-Methylpropane 
B)  2-Methylbutane 
C)  2-Methylpentane 
D)  3-Methylpentane 
E)  2,2-Dimethylbutane

Question 13

The most stable conformation of 3-bromo-2-methylpentane,viewed through the C-3-C-4 bond (i.e. ,C-3 in the front,C-4 in the back):

Accepted Answer

A)  I 
B)  II 
C)  III 
D)  IV 
E)  V 
A)  I 
B)  II 
C)  III 
D)  IV 
E)  V

Question 14

What is the index of hydrogen deficiency (or degree of unsaturation)of a compound with the molecular formula of C14H14Cl4?

Accepted Answer

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

Question 15

The most stable conformation of trans-1-tert-butyl-2-methylcyclohexane is the one in which:

Accepted Answer

A)  the tert-butyl group is axial and the methyl group is equatorial. 
B)  the methyl group is axial and the tert-butyl group is equatorial. 
C)  both groups are axial. 
D)  both groups are equatorial. 
E)  the molecule is in the half chair conformation. 
A)  the tert-butyl group is axial and the methyl group is equatorial. 
B)  the methyl group is axial and the tert-butyl group is equatorial. 
C)  both groups are axial. 
D)  both groups are equatorial. 
E)  the molecule is in the half chair conformation.

Question 16

Isopentyl is the common name for which alkyl group?

Accepted Answer

A) 
  
B) 
  
C) 
  
D) 
  
E) 
  
A) 
  
B) 
  
C) 
  
D) 
  
E)

Question 17

The most stable conformation of 1,2-dibromoethane is:

Accepted Answer

A)  I 
B)  II 
C)  III 
D)  IV 
E)  V 
A)  I 
B)  II 
C)  III 
D)  IV 
E)  V

Question 18

What product is formed when 3-vinylcyclo-2-penten-1-ol is reacted with Pd/C and H2?

Accepted Answer

A)  3-vinylcyclopentanol
2 
B)  3-ethylcyclo-2-penten-1-ol 
C)  4-ethylcyclopentanol 
D)  3-ethylcyclopentanol 
E)  None of the above 
A)  3-vinylcyclopentanol
2 
B)  3-ethylcyclo-2-penten-1-ol 
C)  4-ethylcyclopentanol 
D)  3-ethylcyclopentanol 
E)  None of the above

Question 19

A compound containing a triple bond between the first two carbons in the chain is called a ___________________________.

Accepted Answer

The answer of A compound containing a triple bond between...

Question 20

An IUPAC name for   is:

Accepted Answer

A)  5-Methyl-4-(1-methylpropyl)hexane 
B)  2-Methyl-3-(1-methylpropyl)hexane 
C)  2-Methyl-3-(2-methylpropyl)hexane 
D)  3-Methyl-4-(1-methylethyl)heptane 
E)  5-Methyl-4-(1-methylethyl)heptane 
A)  5-Methyl-4-(1-methylpropyl)hexane 
B)  2-Methyl-3-(1-methylpropyl)hexane 
C)  2-Methyl-3-(2-methylpropyl)hexane 
D)  3-Methyl-4-(1-methylethyl)heptane 
E)  5-Methyl-4-(1-methylethyl)heptane

Exam 4: Alkanes: Nomenclature, Conformational Analysis, and an Introduction to Synthesis

The IUPAC name for diisobutylacetylene is

How many moles of hydrogen (H2)will react with 5-chlorocyclohex-3-en-1-ol?

Select the structure for cis-3-methyl-6-vinylcyclohexene.

-Which of the above is bicyclo[5.2.0]nonane?

What is the index of hydrogen deficiency (or degree of unsaturation)of a compound with the molecular formula of C21H30O5?

Which cycloalkane has the greatest ring strain?

The graph below is a plot of the relative energies of the various conformations of:

What is the index of hydrogen deficiency (or degree of unsaturation)for the drug morphine?

Which is the most stable conformation of cyclohexane?

What is the correct name of the following compound?

How many moles of hydrogen (H2)will react with 3-cyclobutylpropan-1-ol?

What is the simplest alkane,i.e. ,the one with the smallest molecular weight,which possesses primary,secondary and tertiary carbon atoms?

The most stable conformation of 3-bromo-2-methylpentane,viewed through the C-3-C-4 bond (i.e. ,C-3 in the front,C-4 in the back):

What is the index of hydrogen deficiency (or degree of unsaturation)of a compound with the molecular formula of C14H14Cl4?

The most stable conformation of trans-1-tert-butyl-2-methylcyclohexane is the one in which:

Isopentyl is the common name for which alkyl group?

The most stable conformation of 1,2-dibromoethane is:

What product is formed when 3-vinylcyclo-2-penten-1-ol is reacted with Pd/C and H2?

A compound containing a triple bond between the first two carbons in the chain is called a ___________________________.

An IUPAC name for is:

Carbon Compounds and Chemical Bonds

Representative Carbon Compounds: Functional Groups, Intermolecular Forces, and Infrared Ir Spectroscopy

An Introduction to Organic Reactions: Acids and Bases

Stereochemistry: Chiral Molecules

Ionic Reactions - Nucleophilic Substitution and Elimination Reactions of Alkyl Halides

Alkenes and Alkynes I: Properties and Synthesis, Elimination Reactions of Alkyl Halides

Alkenes and Alkynes Ii: Addition Reactions

Nuclear Magnetic Resonance and Mass Spectrometry: Tools for Structure Determination

Radical Reactions

Alcohols and Ethers

Alcohols From Carbonyl Compounds Oxidation-Reduction and Organometallic Compounds

Conjugated Unsaturated Systems

Aromatic Compounds

Reactions of Aromatic Compounds

Aldehydes and Ketones I Nucleophilic Addition to the Carbonyl Group

Aldehydes and Ketones Ii Aldol Reactions

Carboxylic Acids and Their Derivatives Nucleophilic Addition - Elimination at the Acyl Carbon

Synthesis and Reactions of Beta-Dicarbonyl Compounds: More Chemistry of Enolate Ions

Amines

Phenols and Aryl Halides: Nucleophilic Aromatic Substitution

Carbohydrates

Lipids

Amino Acids and Proteins

Nucleic Acids and Protein Synthesis

Filters

How many moles of hydrogen (H₂)will react with 5-chlorocyclohex-3-en-1-ol?

What is the index of hydrogen deficiency (or degree of unsaturation)of a compound with the molecular formula of C₂₁H₃₀O₅?

How many moles of hydrogen (H₂)will react with 3-cyclobutylpropan-1-ol?

What is the index of hydrogen deficiency (or degree of unsaturation)of a compound with the molecular formula of C₁₄H₁₄Cl₄?

What product is formed when 3-vinylcyclo-2-penten-1-ol is reacted with Pd/C and H₂?