chem. 119 exam 4

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tollens test is used to test for

aldehydes

why do alkenes exhibit cis/trans isomerism

double bonds make structure rigid. prevents hydrogens from moving.

general type of reaction of alkenes

addition

what catalysts are used in the hydrogenation of alkenes

pt,pd,ni

general type of reaction undergone by aromatic compounds

substitiution

reaction used to convert alkenes to alkanes

hydrogenation

type of compound produced by hydration of an alkene

alcohol

product formed in reaction between an alkene and a hydrogen halide

alkyl halide

reaction in which propene is converted to 2-chloropropane is an

hydrohalogenation

reaction type is most characteristic of aromatic compounds

substitution

conditions necessary in order for methane to react with chlorine

light or high temperature

family of organic compounds contains a benzene ring

aromatic

functional group found in alcohols

hydroxly

inorganic compounds tend to be better conductors of electricity than organic compounds

true

organic compounds tend to have higher boiling points than inorganic compounds

false

organic compounds tend to be more soluble in hexane than inorganic compounds

true

carboxyl functional group is found in all ketones

false

alkanes are more soluble in water than in nonpolar solvents

false

the condensed formula of a compound conveys the same information as the structural formula, but in a more concise form.

true

the n-propyl group is CH3CH2CH2-

true

2-methylhexane is an isomer of hexane

false

the chair and boat conformations of cyclohexane are isomers of each other

false

the chair conformation of cyclohexane is more stable than the boat conformation

true

carbon monoxide may be produced in the incomplete combustion of methane

true

all polyhalogenated compounds are environmentally safe as they break down rapidly to harmless products.

false

the common name of dichloromethane is methylene chloride

false

what is the common name of 1,2,3-proanetriol

glycerol

what is the IUPAC name of the reduced form of methanal

methanol

reduced

gain of 2 hydrogen

oxidized

loss of 2 hydrogen

class of organic compound produced by the dehydration of an alcohol

alkene

type of alcohol will not undergo oxidation under normal conditions

tertiary

general type of reaction occurring between potassium permanganate (or potassium dichromate) and an alcohol

oxidation

product of the oxidation of ethanol causes many symptoms of hangover

ethanal

important bond formed between two sulfhydryl (-SH) groups, plays a key role in the shapes of many proteins

disulfide bond

what role does coenzyme A perform in biochemical reactions

serves as carrier to acetyl groups

common name of 2-propanol

isopropyl alcohol

what is the IUPAC name of ethylene gylcol

1,2-ethanediol

type of compound produced by the hydration of an alkene

alcohol

type of compound produced by the reduction of aldehydes and ketones

alcohol

when an alcohol is heated with concentrated sulfuric acid (h2so4), what reaction type will occur

dehydration

starting material used to prepare formaldehyde

methanol

first stage in the oxidation of a primary alcohol produces an

aldehyde

a dehydration reaction occurring between two primary alcohol molecules will produce an

ether

functional group causes aldehydes and ketones to be moderately polar

carbonyl group

what class of compounds can easily be formed by oxidation of aldehydes

carboxylic acid

IUPAC name of the organic acid produced by oxidation of ethanol

ethanoic acid

what compound is produced by the oxidation of benzaldehyde

benzoic acid

two common laboratory tests used to distinguish between aldehydes and ketones

tollens test and benedict test

type of compound is produced in the reaction of a ketone molecule with two alcohol molecules in the presence of a trace of acid

ketal

common name of the ketone that is a common, versatile solvent

acetone

what kind of compound is produced by the oxidation of an aldehyde

carboxylic acid

compound produced by the reaction of an aldehyde with an alcohol in the presence of a trace of acid

hemiacetal

what pairs of reactant molecules can react tin the presence of a trace of acid to form a hemiacetal molecule

an aldehyde and alcohol

what reactant molecules can react in the presence of a trace of acid to give a ketal molecule

one ketone and two alcohol

what paris of molecules can together undergo the aldol condensation reaction

two aldehydes or two ketones

hydroxyl

OH

carbonyl

C=O

alkoxyl

...

carboxyl

OH-C=O

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