Chapter 9 HW Questions (Alkenes & Aromatics)

What is produced when benzene reacts with nitric acid in the presence of sulfuric acid?

nitrobenzene and water

what reagents are used to convert benzene to nitrobenzene

nitric acid and sulfuric acid

another name for toluene

methylbenzene

another name for anisole

methoxybenzene

hybridization of oxygen in anisole

sp²

another name for phenol

hydroxybenzene

IUPAC name for this compound

3-bromophenol

correct structure for 4-amino-2-chlorophenol

names of this comound

biphenyl

name of this compound

athracene

name of this compound

napthalene

IUPAC name of this compound

2,5- dichloroaniline

structure for 4-amino-2-bromophenol

what is cis trans isomerism associated with the presence of

double bonds and ring systems

product of following reaction

it is an alkene reaction

1-methylocyclohexene reacts with HBr to yield

1-bromo-1-methylcyclohexane

in an addition reaction to an alkene, the pi bond is

a nucleophile

addition reactions of alkenes are characterized by

• the addition of two groups across a double bond

• breaking of a pi bond

in the addition reaction of HI to 2-methyl-2-butene, what is the first step

formation of carbocation at carbon 3

which structure depicts the most likely carbocation intermediate formed in the hydrohalogenation reaction shown

what is the expected product for the hydrohalogenation of the following alkene with HBr

what is the expected Markovnikov addition product from the addition of HI to 2-methyl-2-butene

2-iodo-2-methylbutane

what is the expected anti-Markovnikov addition product from the addition of HI to 2-methyl-2-pentene

3-iodo-2-methylpentan

what is the expected major product of the following reaction

predict the expected major products of HCI addition to the alkene below

the product shown in the box can be produced by the treatment o each of the alkenes shown with HCI. Which reaction intermediate would explain this observation?

predict the expected major product of the following reaction

what is the expected major product of the following reaction

identify the compound that would react most slowly with a dilute aqueous solution of H₂SO₄

these three compounds can form a carbocation under aqueous acidic conditions, which will form the same carbocation

all three will form the same carbocation

what would the reaction of benzene with Br₂/FeBr₂ yield

bromobenzene

what are the major organic products generated from the reaction shown

a bond angle of approximately 120 degrees is associated with the carbons in which functional group

alkenes

what is true of the 6 atoms of ethylene

all 6 atoms lie in the same plane

for which class of compounds does the lack of free rotation around carbon-carbon bonds result in the existence of cis-trans isomerism

alkenes

cis trans isomerism is associated with the presence of which of the following

double bonds and ring systems

what is true of cis trans isomerisms

they have the same structural connectivity

what is the correct IUPAC name of the following compound

4,4-dimethyl-1-pentene

what is the correct IUPAC name for the following compound

2,3-dimethyl-2-hexene

cis trans isomers exist for which of the following molecules, all of which have the molecular formula C₃H₅Br

1-bromopropene

which structure corresponds to cis-3-methyl-2-hexene

what is the correct IUPAC name for the following compound

cis-4-ethyl-3-heptene

describe the reaction

involves a secondary carbocation

what is the product of the reaction of the substance given below with hydrogen and a Ni catalyst

butane

what reaction involves the addition of two equivalent groups to the two ends of a double bond

hydrogenation

which reactive involves the addition of two equivalent groups to the two ends of a double bond

bromination and hyrogenation

which of the curved arrows correctly describes the first step of the reaction of propene with hydrogen halide

which curved arrow correctly describes the second step of the reaction of propene with hydrogen bromide

markovnikovs rule is not useful for predicting the outcome of the reaction of hydrogen chloride with which of the following alkenes

2-butene

markovnikovs rule is useful to predict the outcome of the reaction of hydrogen chloride with which of the following alkenes

1-butene

Markovnikovs rule is useful in predicting the outcome for which of the following addition reactions of unsymmetrical alkenes

hydration

which of the listed products will be formed in the following reaction

which of the following listed products will be formed in the following reaction

what product is obtained by the hydrobromination of 2-methyl-2-pentene

2-bromo-2-methylpentane

which of these carbocations is generated as an intermediate in the following reaction

what is the charge of the organic intermediate formed during hydrogenation

+1

what type of alcohol is formed by the hydration of 1-butene

secondary

which alcohol is formed by the hydration of 2-methyl-2-pentene

what types of intermediates are generated during the acid-catalyzed hydration of an alkene

• oxonium ion

• carbocation

product formed by the chloronation of 2-butene

2,3-dichlorobutane

product formed by the bromination of cyclohexene

which of the following reactions requires a transition metal catalyst

hydrogenation

which of the following reactions is sulfuric acid used as a catalyst

hydration

what pattern of organic reactions does this reaction belong to

reaction between an electrophile and nucleophile to form a new covalent bond

to which pattern does the following reaction belong

take a proton away

to which pattern does the following reaction belong

add a proton

which of the following is expected to function as an antioxidant

which term best describes the process shown

propagation

which term best describes the process shown

termination