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Organic and Biochemistry > Chem Chapter 14, 15, 16 > Flashcards

Chem Chapter 14, 15, 16 Flashcards

1
Q

Which molecule shown is N,N-dimethylethylamine?

A
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2
Q

Which of the following molecules is an example of a primary amine?

A
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3
Q

Which compound is a primary amine?

N-ethyl-N-methylpropylamine
diethylamine
trimethylamine
isopropylamine
N,N-dimethylethylamine

A

isopropylamine

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4
Q

Which compound is an example of an amine salt?

histamine
pyridoxine
thioacetamide
sulfanilamide
methylammonium chloride

A

methylammonium chloride

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5
Q

If methylamine reacts with hydrochloric acid, the major product will be

dimethylammonium chloride.
methylammonium hydroxide.
trimethylammonium chloride.
ammonium chloride.
methylammonium chloride.

A

methylammonium chloride.

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6
Q

Which amine has the highest boiling point?

A
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7
Q

Amines are classified by the number of

-hydrogens attached to the nitrogen.
-carbons present in the molecule.
-carbons attached to the carbon bonded to the nitrogen.
-alkyl groups attached to the nitrogen.
-none of the above

A

-alkyl groups attached to the nitrogen.

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8
Q

Which type of amine will react with mineral acids to form soluble ammonium salts?

1°
2°
3°
A and B
A, B, and C

A

A, B, and C

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9
Q

An alkaloid that is the major component in opium and is used to treat patients for pain after major surgeries is

morphine.
nicotine.
caffeine.
atropine.
reserpine.

A

morphine

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10
Q

Which of the following structures represents the compound 2-amino-2-methylbutane?

A
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11
Q

An alkaloid is best described as any

-amide obtained from a plant.
-basic compound obtained from either an animal or a plant.
-diamine obtained from an animal.
-basic compound obtained from a plant.
-both A and B.

A

-basic compound obtained from a plant.

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12
Q

Which organic functional group is important for its basic properties?

hydroxyl
amine
carbonyl
phenol
aromatic

A

amine

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13
Q

Which compound is an example of an amine salt?

A
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14
Q

The reaction of an amine with water is best represented by

A
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15
Q

The reaction of the pyridinium ion with water is best represented as

A
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16
Q

Amines can be considered organic derivatives of the inorganic compound

sodium hydroxide.
carbon dioxide.
ammonia.
water.
none of these

A

ammonia

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17
Q

All of the following compounds are amines except

histamine
apmhetamine
aspirin
aniline
caffeine

A

aspirin

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18
Q

What is the IUPAC name of the compound shown?

2-propylamine
isopropylamine
propylamine
1-methylethylamine
N-methylethylamine

A

N-methylethylamine

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19
Q

All of the following are nitrogen-containing compounds found in living organisms except

carbohydrates.
alkaloids.
nucleotides.
neurotransmitters.
proteins.

A

carbohydrates

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20
Q

Which of the following amines would be the most soluble in water?

pentylamine
ethylamine
isopropylamine
propylamine
butylamine

A

ethylamine

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21
Q

Which of the following is a heterocyclic amine?

A
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22
Q

Which of the following is commonly known as glycerol?

A
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23
Q

Which of the following is the most soluble in water?

CH3CH2CH2CH3
CH3CH2CH2CH2OH
HOCH2CH2CH2OH
CH3CH2CH2OCH3
CH3CH2OCH2CH3

A

HOCH2CH2CH2OH

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24
Q

Compounds with an oxygen atom bonded to two organic groups are known as

hydroxyls
phenols
ethers
alcohols
alcohols
hydroxides

A

ethers

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25
Q

The alcohol which contains two carbon atoms and has the common name of grain alcohol is

glycerol
methanol
glycol
ethanol
phenol

A

ethanol

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26
Q

What is the IUPAC name of the compound shown?

2,2-dimethyl-4-butanol
4-methyl-2-pentanol
4,4-dimethyl-2-butanol
2-isohexanol
2-methyl-4-pentanol

A

4-methyl-2-pentanol

27
Q

The name of the alcohol shown is

trimethyl-3-pentanol.
secondary 2,4,4-pentanol.
2,4,4-trimethyl-3-pentanol.
2,2,4-trimethyl-3-pentanol.
branched 3-octanol.

A

2,2,4-trimethyl-3-pentanol.

28
Q

What is the systematic name for the following compound?

2-methyl-3-pentanol
2-methyl-3-pentenol
4-methyl-3-pentanol
3-methyl-2-pentanol

A

2-methyl-3-pentanol

29
Q

The compound (CH3)2CH-OH is a________ alcohol.

primary
secondary
tertiary
quaternary
none of the above

A

secondary

30
Q

Which molecule shown is a tertiary alcohol?

A
31
Q

Which compound is a tertiary alcohol?

2-methyl-2-hexanol
1-propanol
3-methyl-2-hexanol
3-hexanol
2-methyl-1-hexanol

A

2-methyl-2-hexanol

32
Q

Which compound has the lowest boiling point?

CH3CH2CH2OH
CH3CH2CH2CH2CH3
CH3CH2CH2CH2CH2OH
CH3CH2CH2CH3
CH3CH2CH2CH2OH

A

CH3CH2CH2CH3

33
Q

Which compound is the most soluble in water?

CH3CH2CH2CH3
CH3CH2CH3
CH3CH2CH2CH2OH
CH3CH2CH2OH
CH3CH2CH2CH2CH2CH2CH2CH3

A

CH3CH2CH2OH

34
Q

Treatment of the molecule shown with a dehydrating agent will produce

an alkene.
an aldehyde.
a carboxylic acid.
a ketone.
no reaction.

A

an alkene

35
Q

The major product resulting from the dehydration of will be

2-pentene.
n-pentane.
1,3-pentanediol.
1-pentene.
1,2-pentanediol.

A

2-pentene.

36
Q

Oxidation of a tertiary alcohol will produce

an aldehyde.
a ketone.
an alkene.
a carboxylic acid.
no reaction.

A

no reaction

37
Q

Treatment of CH3CH2OH with an excess amount of oxidizing agent will produce

an aldehyde.
a ketone.
an alkene.
a carboxylic acid.
no reaction.

A

a carboxylic acid

38
Q

Which of the following would be the product of the oxidation of 2-methyl-3-pentanol?

A
39
Q

What is the IUPAC name of the compound shown?

CH3CH2CH2OCH3

isobutyl ether
methyl propyl ether
butyl ether
propyl methyl ether
1,2-etherbutane

A

methyl propyl ether

40
Q

What is the IUPAC name of the compound shown?

1-methyl-1-propanethiol
2-thiobutane
3-thiobutanol
2-butanethiol
1-methyl-1-thiopropane

A

2-butanethiol

41
Q

Organic compounds which are sulfur analogs of alcohols are referred to as

sulfuric alcohols.
carbonyls.
thiols.
halides.
disulfides

A

thiols

42
Q

All of the following properties of alcohols are affected by hydrogen bonding except

molecular weight.
miscibility with water.
boiling point.
ability to dissolve polar substances.
none of the above

A

molecular weight.

43
Q

Which of the following is a hemiacetal?

A
44
Q

Which observation denotes a positive Tollens’ test?

-The light blue color of the reagent disappears.
-A silver deposit forms on the glass surface.
-Bubbles of oxygen gas are produced.
-A brick-red precipitate forms.
-A silver wire dissolves.

A

-A silver deposit forms on the glass surface.

45
Q

Which of the following is the line bond structure for the reduction of 2-methylcyclopentanone?

A
46
Q

A compound with two ether-like —OR groups bonded to the same carbon atom a(n)

acetal.
hemiacetal.
simple ether.
aldol.
diol.

A

acetal

47
Q

The IUPAC name for acetone is

dimethyl ketone.
1-propanone.
3-propanal.
2-propanal.
2-propanone.

A

2-propanone.

48
Q

The correct IUPAC name for the following compound is

3-phenyl-2-butanone.
2-phenyl-3-butanone.
2-phenyl butanal.
3-phenyl butanal.
2-phenyl-3-butanal.

A

2-phenyl butanal.

49
Q

Which compound has the lowest boiling point?

CH3CH2CH2OH
CH3CH2CHO
CH3CH2CH3
CH3CH2OH
CH3CH2CH2CH3

A

CH3CH2CH3

50
Q

What is the product of reduction of 2-butanone?

1-butanol
2-butanol
butanal
butanoic acid
no reaction

A

2-butanol

51
Q

What is the IUPAC name of the compound shown?

4-heptanone
2-methyl-3-hexanone
3-heptanone
isopropyl n-propyl ketone
5-methyl-4-hexanone

A

2-methyl-3-hexanone

52
Q

What is the IUPAC name for diisopropyl ketone?

2-dimethyl-3-pentanone
2,4-dimethyl-3-propanone
2,4-dimethyl-3-pentanone
2,2-dimethyl-3-pentanone

A

2,4-dimethyl-3-pentanone

53
Q

Oxidation of a ketone produces

no reaction.
a secondary alcohol.
a primary alcohol.
a carboxylic acid.
an aldehyde.

A

no reaction.

54
Q

Hydrolysis of an acetal will produce

two aldehydes or ketones + one alcohol.
one aldehyde or ketone + two waters.
one aldehyde or ketone + two alcohols.
two aldehydes or ketones + one ether.
one aldehyde or ketone + two ethers.

A

one aldehyde or ketone + two alcohols.

55
Q

All of the following are properties of acetone except

intoxication.
nutrient.
flammability.
solvent for organic substances.
volatility.

A

nutrient.

56
Q

Which pair of compounds can react to form a hemiacetal?

CH3CH2CHO and CH3CH2OH
CH3COCH3 and CH3CH2CHO
CH3CH2CHO and CH3COOH
CH3COCH3 and CH3COOH
CH3COOH and CH3CH2OH

A

CH3CH2CHO and CH3CH2OH

57
Q

What is the element that causes oxidation in the Tollens’ test for aldehydes?

lead
gold
silver
copper
platinum

A

silver

58
Q

What is the metal ion that causes the oxidation in the Benedict’s test for aldhydes?

Au(III)
Cupper(I)
Copper(II)
Silver (I)
Pb(II)

A

Copper(II)

59
Q

The reverse reaction of acetal formation is

esterification.
oxidation.
combustion.
hydrolysis.
reduction.

A

hydrolysis

60
Q

In the Benedict’s test,

the copper (II) ion is oxidized.
a silver mirror is produced.
an aldehyde is oxidized.
all of these
none of these

A

an aldehyde is oxidized.

61
Q

All of the statements concerning the carbonyl group in aldehydes and ketones are true except

-the carbonyl group is planar.
-the bond angles about the central carbon atom are 120°.
-because the bond is polar, carbonyl groups readily form hydrogen bonds with each other.
-in condensed form the carbonyl group can be written as -CHO.
-the bond is polar, with a slight negative charge on the oxygen atom.

A

because the bond is polar, carbonyl groups readily form hydrogen bonds with each other.

62
Q

One of the major differences between aldehydes and ketones as compared to other carbonyl compounds is that in aldehydes and ketones

-the carbonyl carbon has bond angles of 120°C, unlike the comparable bond angles in other carbonyl compounds.
-the carbonyl group carbon atom is bonded to atoms that do not attract electrons strongly.
-the polar carbon-oxygen bond is less reactive than the hydrocarbon portion of the molecule.
-the molar masses tend to be much smaller than in the other types of compounds.
-none of the above

A

-the carbonyl group carbon atom is bonded to atoms that do not attract electrons strongly.

63
Q

Which of the following is a use of formaldehyde?

preservative
sweetener
hormone
flavoring
solvent

A

preservative

Organic and Biochemistry (8 decks)

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