Question 1

The following substance contains ______ terpene units.

Accepted Answer

The answer of The following substance contains ______ terpene units....

Question 2

What is the IUPAC name of the following compound?

Accepted Answer

A) 1,3-dimethylcyclopentene 
B) 1,4-dimethylcyclopentene 
C) 2,4-dimethylcyclopentene 
D) 1,3-dimethyl-5-cyclopentene 
A) 1,3-dimethylcyclopentene 
B) 1,4-dimethylcyclopentene 
C) 2,4-dimethylcyclopentene 
D) 1,3-dimethyl-5-cyclopentene

Question 3

What is the IUPAC name of the following compound?

Accepted Answer

A) (Z)-3-ethyl-5-methyl-1,4-heptadiene 
B) (
E) -3-ethyl-5-methyl-1,4-heptadiene 
C) (
E) -3-methyl-5-vinyl-3-heptene 
D) (Z)-1,3-diethyl-1-methyl-1,4-pentadiene 
A) (Z)-3-ethyl-5-methyl-1,4-heptadiene 
B) (
E) -3-ethyl-5-methyl-1,4-heptadiene 
C) (
E) -3-methyl-5-vinyl-3-heptene 
D) (Z)-1,3-diethyl-1-methyl-1,4-pentadiene

Question 4

What is the value of the index of hydrogen deficiency of a molecule with the formula C8H12?

Accepted Answer

Question 5

Which of the following does not correspond to a molecular formula of a neutral compound?

Accepted Answer

A) C4H8BrNO 
B) C5H9ClN2O 
C) C7H14BrO3 
D) C8H14ClN 
A) C4H8BrNO 
B) C5H9ClN2O 
C) C7H14BrO3 
D) C8H14ClN

Question 6

What is the index of hydrogen deficiency of a compound with a molecular formula of C6H8?

Accepted Answer

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

Question 7

What is the IUPAC name of the following compound?

Accepted Answer

A) 2-methyl-4-vinyl-2-pentene 
B) 3,5-dimethyl-1,4-hexadiene 
C) 2,4-dimethyl-3,5-hexadiene 
D) 1,1,3-trimethyl-1,4-pentadiene 
A) 2-methyl-4-vinyl-2-pentene 
B) 3,5-dimethyl-1,4-hexadiene 
C) 2,4-dimethyl-3,5-hexadiene 
D) 1,1,3-trimethyl-1,4-pentadiene

Question 8

Which of the following is a terpene?

Accepted Answer

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

Question 9

What is the IUPAC name of the following compound?

Accepted Answer

(Z)-5-meth

Question 10

What is the IUPAC name of the following compound?

Accepted Answer

(E)-4-chlo

Question 11

What is the value of the index of hydrogen deficiency of a molecule with the formula C7H15N?

Accepted Answer

Question 12

Which of the following molecular formulae corresponds to a compound with a hydrogen deficiency of 2?

Accepted Answer

A) C5H8O2 
B) C5H10O 
C) C6H15N 
D) C5H10Br2 
A) C5H8O2 
B) C5H10O 
C) C6H15N 
D) C5H10Br2

Question 13

What is the value of the index of hydrogen deficiency of a molecule with the formula C9H10?

Accepted Answer

Question 14

What is the hybridization of carbon atoms labeled i - iii in the following structure?

Accepted Answer

A) i = sp2; ii = sp2; iii = sp2 
B) i = sp; ii = sp; iii = sp3 
C) i = sp2; ii = sp; iii = sp3 
D) i = sp2; ii = sp2; iii = sp3 
A) i = sp2; ii = sp2; iii = sp2 
B) i = sp; ii = sp; iii = sp3 
C) i = sp2; ii = sp; iii = sp3 
D) i = sp2; ii = sp2; iii = sp3

Question 15

How many alkenes have the formula C5H10?

Accepted Answer

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

Question 16

(3E)-3,7-dimethyl-1,3,6-octatriene can be represented by either of the following two formulas.

Accepted Answer

A) True 
 B)False

Question 17

What is the IUPAC name of the following compound?

Accepted Answer

3,4-dimeth

Question 18

In the calculation of the index of hydrogen deficiency, when the elements of Group 6 are found in a formula no correction to the number of hydrogen atoms is needed.

Accepted Answer

A) True 
 B)False

Question 19

Which of the following substituents has the highest priority according to the Cahn-Ingold-Prelog system used in assigning E and Z configurations of carbon-carbon double bonds?

Accepted Answer

A) "-CH(CH3)2" 
B) "-CH2OCH3" 
C) "-CH2CH3" 
D) "-CH2Br" 
A) "-CH(CH3)2" 
B) "-CH2OCH3" 
C) "-CH2CH3" 
D) "-CH2Br"

Question 20

The presence of both rings and pi bonds contribute to the index of hydrogen deficiency in a compound.

Accepted Answer

A) True 
 B)False

Exam 5: Alkenes: Bonding, Nomenclature, and Properties

The following substance contains ______ terpene units.

What is the IUPAC name of the following compound?

What is the IUPAC name of the following compound?

What is the value of the index of hydrogen deficiency of a molecule with the formula C8H12?

Which of the following does not correspond to a molecular formula of a neutral compound?

What is the index of hydrogen deficiency of a compound with a molecular formula of C6H8?

What is the IUPAC name of the following compound?

Which of the following is a terpene?

What is the IUPAC name of the following compound?

What is the IUPAC name of the following compound?

What is the value of the index of hydrogen deficiency of a molecule with the formula C7H15N?

Which of the following molecular formulae corresponds to a compound with a hydrogen deficiency of 2?

What is the value of the index of hydrogen deficiency of a molecule with the formula C9H10?

What is the hybridization of carbon atoms labeled i - iii in the following structure?

How many alkenes have the formula C5H10?

(3E)-3,7-dimethyl-1,3,6-octatriene can be represented by either of the following two formulas.

What is the IUPAC name of the following compound?

In the calculation of the index of hydrogen deficiency, when the elements of Group 6 are found in a formula no correction to the number of hydrogen atoms is needed.

Which of the following substituents has the highest priority according to the Cahn-Ingold-Prelog system used in assigning E and Z configurations of carbon-carbon double bonds?

The presence of both rings and pi bonds contribute to the index of hydrogen deficiency in a compound.

Covalent Bonding and Shapes of Molecules

Alkanes and Cycloalkanes

Stereoisomerism and Chirality

Acids and Bases

Reactions of Alkenes

Alkynes

Haloalkanes, Halogenation, and Radical Reactions

Nucleophilic Substitution and Beta-Elimination

Alcohols

Ethers, Epoxides, and Sulfides

Infrared Spectroscopy

Nuclear Magnetic Resonance Spectroscopy

Mass Spectrometry

An Introduction to Organometallic Compounds

Aldehydes and Ketones

Carboxylic Acids

Functional Derivatives of Carboxylic Acids

Enolate Anions and Enamines

Dienes, Conjugated Systems, and Pericyclic Reactions

Benzene and the Concept of Aromaticity

Reactions of Benzene and Its Derivatives

Amines

Catalytic Carbon-Carbon Bond Formation

Carbohydrates

Lipids

Amino Acids and Proteins

Nucleic Acids

Organic Polymer Chemistry

Filters

What is the value of the index of hydrogen deficiency of a molecule with the formula C₈H₁₂?

What is the index of hydrogen deficiency of a compound with a molecular formula of C₆H₈?

What is the value of the index of hydrogen deficiency of a molecule with the formula C₇H₁₅N?

What is the value of the index of hydrogen deficiency of a molecule with the formula C₉H₁₀?

How many alkenes have the formula C₅H₁₀?