Question 1

Draw the structure of (Z)-4-ethyl-3-methylheptene.

Accepted Answer

The answer of Draw the structure of (Z)-4-ethyl-3-methylheptene....

Question 2

Give the degree of unsaturation for benzene.

Accepted Answer

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

Question 3

Provide the systematic name of the compound shown below.Make sure to include the E or Z designator if necessary.

Accepted Answer

(E)-4-ethy

Question 4

What is the molecular formula of the hydrocarbon that contains 8 carbon atoms,one ring,and two π bonds?

Accepted Answer

The answer of What is the molecular formula of the...

Question 5

Name the structure.

Accepted Answer

A) (Z)-3-ethyl-2-hydroxymethyl-2-penten-4-ynal 
B) (
E) -3-ethyl-2-hydroxymethyl-2-penten-4-ynal 
C) (Z)-3-ethyl-5-hydroxymethyl-3-penten-1-ynal 
D) (
E) -3-ethyl-5-hydroxymethyl-3-penten-1-ynal 
E) 3-ethyl-5-hydroxymethyl-3-penten-1-ynal 
A) (Z)-3-ethyl-2-hydroxymethyl-2-penten-4-ynal 
B) (
E) -3-ethyl-2-hydroxymethyl-2-penten-4-ynal 
C) (Z)-3-ethyl-5-hydroxymethyl-3-penten-1-ynal 
D) (
E) -3-ethyl-5-hydroxymethyl-3-penten-1-ynal 
E) 3-ethyl-5-hydroxymethyl-3-penten-1-ynal

Question 6

An increase in which of the following results in a decrease in the rate of the chemical reaction?

Accepted Answer

A) temperature 
B) concentration 
C) collision frequency 
D) energy of activation 
E) fraction of collisions with proper orientation 
A) temperature 
B) concentration 
C) collision frequency 
D) energy of activation 
E) fraction of collisions with proper orientation

Question 7

How many degrees of unsaturation are present in a molecule with formula C10H16?

Accepted Answer

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

Question 8

Linalool is a major compound present in the essential oil of coriander.How many degrees of unsaturation are present in this molecule?

Accepted Answer

A) 2 
B) 3 
C) 4 
D) 5 
E) 6 
A) 2 
B) 3 
C) 4 
D) 5 
E) 6

Question 9

Muscalure,the sex attractant of the common housefly,is an acyclic alkene that contains 23 carbons.How many hydrogen atoms are in a molecule of muscalure?

Accepted Answer

The answer of Muscalure,the sex attractant of the common housefly,is...

Question 10

What is the free energy of activation of a one-step reaction? How is it qualitatively related to the rate constant of the reaction?

Accepted Answer

The free energy of activation of a one-s

Question 11

Give the mechanism for the following reaction.

Accepted Answer

The answer of Give the mechanism for the following reaction....

Question 12

Provide the proper IUPAC name for the alkene shown below.

Accepted Answer

6-bromo-1-

Question 13

Give the general formula for a cyclic alkene.

Accepted Answer

A) CnH2n-4 
B) CnH2n-2 
C) CnH2n 
D) CnH2n+2 
A) CnH2n-4 
B) CnH2n-2 
C) CnH2n 
D) CnH2n+2

Question 14

The ΔG° for the conversion of "axial" isopropylcyclohexane to "equatorial" isopropylcyclohexane at 298K is -2.1 kcal/mol.Calculate the percentage of isopropylcyclohexane molecules that have the isopropyl substituent in the axial position at this temperature.
[R = 1.987 × 10-3 kcal mol-1K-1]

Accepted Answer

ΔG° = -RTlnK -2.1 kcal/mol = -

Question 15

Provide the proper IUPAC name of the following compound

Accepted Answer

(Z)-3-meth

Question 16

Provide an acceptable name of the compound below.

Accepted Answer

5-isobutyl

Question 17

Give the possibilities in structure for a compound with a formula of C6H10.

Accepted Answer

A) no rings,no double bonds,no triple bonds 
B) one double bond,or one ring 
C) two rings,two double bonds,one double bond + one ring,or one triple bond 
D) three rings,three double bonds,two double bonds + one ring,one ring + two double bonds,one triple bond + one ring,or one double bond + one ring 
E) benzene 
A) no rings,no double bonds,no triple bonds 
B) one double bond,or one ring 
C) two rings,two double bonds,one double bond + one ring,or one triple bond 
D) three rings,three double bonds,two double bonds + one ring,one ring + two double bonds,one triple bond + one ring,or one double bond + one ring 
E) benzene

Question 18

Draw all the possible constitutional isomers of C4H8.

Accepted Answer

Question 19

β-Phellandrene is a hydrocarbon component of eucalyptus oil whose molecular formula is C10H16.A molecule of β-phellandrene contains 2 π-bonds.How many rings are in β-phellandrene?

Accepted Answer

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

Question 20

Which of the following correctly describes the reaction whose reaction coordinate diagram is shown?

Accepted Answer

A) endergonic with no transition state 
B) exergonic with no transition state 
C) endergonic with a transition state 
D) exergonic with a transition state 
E) endergonic with an intermediate 
A) endergonic with no transition state 
B) exergonic with no transition state 
C) endergonic with a transition state 
D) exergonic with a transition state 
E) endergonic with an intermediate

Exam 5: Alkenes: Structure,nomenclature,and an Introduction to Reactivity - Thermodynamics and Kinetics

Draw the structure of (Z)-4-ethyl-3-methylheptene.

Give the degree of unsaturation for benzene.

Provide the systematic name of the compound shown below.Make sure to include the E or Z designator if necessary.

What is the molecular formula of the hydrocarbon that contains 8 carbon atoms,one ring,and two π bonds?

Name the structure.

An increase in which of the following results in a decrease in the rate of the chemical reaction?

How many degrees of unsaturation are present in a molecule with formula C10H16?

Linalool is a major compound present in the essential oil of coriander.How many degrees of unsaturation are present in this molecule?

Muscalure,the sex attractant of the common housefly,is an acyclic alkene that contains 23 carbons.How many hydrogen atoms are in a molecule of muscalure?

What is the free energy of activation of a one-step reaction? How is it qualitatively related to the rate constant of the reaction?

Give the mechanism for the following reaction.

Provide the proper IUPAC name for the alkene shown below.

Give the general formula for a cyclic alkene.

The ΔG° for the conversion of "axial" isopropylcyclohexane to "equatorial" isopropylcyclohexane at 298K is -2.1 kcal/mol.Calculate the percentage of isopropylcyclohexane molecules that have the isopropyl substituent in the axial position at this temperature. [R = 1.987 × 10-3 kcal mol-1K-1]

Provide the proper IUPAC name of the following compound

Provide an acceptable name of the compound below.

Give the possibilities in structure for a compound with a formula of C6H10.

Draw all the possible constitutional isomers of C4H8.

β-Phellandrene is a hydrocarbon component of eucalyptus oil whose molecular formula is C10H16.A molecule of β-phellandrene contains 2 π-bonds.How many rings are in β-phellandrene?

Which of the following correctly describes the reaction whose reaction coordinate diagram is shown?

Remembering General Chemistry: Electronic Structure and Bonding

Acids and Bases: Central to Understanding Organic Chemistry

An Introduction to Organic Compounds: Nomenclature, physical Properties, and Structure

Isomers: the Arrangement of Atoms in Space

The Reactions of Alkenes - the Stereochemistry of Addition Reactions

The Reactions of Alkynes - Introduction to Multistep Synthesis

Delocalized Electrons: Their Effect on Stability, pka, and the Products of a Reaction - Aromaticity and Electronic Effects: an Introduction to the Reactions of Benzene

Substitution and Elimination Reactions of Alkyl Halides

Reactions of Alcohols, ethers, epoxides, amines and Sulfur-Containing Compounds

Organometallic Compounds

Radicals

Mass Spectrometry,infrared Spectroscopy,and Uvvis Spectroscopy

Nmr Spectroscopy

Reactions of Carboxylic Acids and Carboxylic Acid Derivatives

Reactions of Aldehydes and Ketones

Reactions at the Α-Carbon

Reactions of Benzene and Substituted Benzenes

More About Amines - Reactions of Heterocylic Compounds

The Organic Chemistry of Carbohydrates

Amino Acids,peptides,and Proteins

Catalysis in Organic Reactions and in Enzymatic Reactions

The Organic Chemistry of the Coenzymes, compounds Derived From Vitamins

The Organic Chemistry of the Metabolic Pathways

The Organic Chemistry of Lipids

The Chemistry of the Nucleic Acids

Synthetic Polymers

Pericyclic Reactions

Filters

How many degrees of unsaturation are present in a molecule with formula C₁₀H₁₆?

The ΔG° for the conversion of "axial" isopropylcyclohexane to "equatorial" isopropylcyclohexane at 298K is -2.1 kcal/mol.Calculate the percentage of isopropylcyclohexane molecules that have the isopropyl substituent in the axial position at this temperature. [R = 1.987 × 10^-3 kcal mol^-1K^-1]

Give the possibilities in structure for a compound with a formula of C₆H₁₀.

Draw all the possible constitutional isomers of C₄H₈.

β-Phellandrene is a hydrocarbon component of eucalyptus oil whose molecular formula is C₁₀H₁₆.A molecule of β-phellandrene contains 2 π-bonds.How many rings are in β-phellandrene?