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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
The alcohol which contains two carbon atoms and has the common name of grain alcohol is glycerol methanol glycol ethanol phenol
ethanol
26
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
4-methyl-2-pentanol
27
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.
2,2,4-trimethyl-3-pentanol.
28
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
2-methyl-3-pentanol
29
The compound (CH3)2CH-OH is a________ alcohol. primary secondary tertiary quaternary none of the above
secondary
30
Which molecule shown is a tertiary alcohol?
31
Which compound is a tertiary alcohol? 2-methyl-2-hexanol 1-propanol 3-methyl-2-hexanol 3-hexanol 2-methyl-1-hexanol
2-methyl-2-hexanol
32
Which compound has the lowest boiling point? CH3CH2CH2OH CH3CH2CH2CH2CH3 CH3CH2CH2CH2CH2OH CH3CH2CH2CH3 CH3CH2CH2CH2OH
CH3CH2CH2CH3
33
Which compound is the most soluble in water? CH3CH2CH2CH3 CH3CH2CH3 CH3CH2CH2CH2OH CH3CH2CH2OH CH3CH2CH2CH2CH2CH2CH2CH3
CH3CH2CH2OH
34
Treatment of the molecule shown with a dehydrating agent will produce an alkene. an aldehyde. a carboxylic acid. a ketone. no reaction.
an alkene
35
The major product resulting from the dehydration of will be 2-pentene. n-pentane. 1,3-pentanediol. 1-pentene. 1,2-pentanediol.
2-pentene.
36
Oxidation of a tertiary alcohol will produce an aldehyde. a ketone. an alkene. a carboxylic acid. no reaction.
no reaction
37
Treatment of CH3CH2OH with an excess amount of oxidizing agent will produce an aldehyde. a ketone. an alkene. a carboxylic acid. no reaction.
a carboxylic acid
38
Which of the following would be the product of the oxidation of 2-methyl-3-pentanol?
39
What is the IUPAC name of the compound shown? CH3CH2CH2OCH3 isobutyl ether methyl propyl ether butyl ether propyl methyl ether 1,2-etherbutane
methyl propyl ether
40
What is the IUPAC name of the compound shown? 1-methyl-1-propanethiol 2-thiobutane 3-thiobutanol 2-butanethiol 1-methyl-1-thiopropane
2-butanethiol
41
Organic compounds which are sulfur analogs of alcohols are referred to as sulfuric alcohols. carbonyls. thiols. halides. disulfides
thiols
42
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
molecular weight.
43
Which of the following is a hemiacetal?
44
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 silver deposit forms on the glass surface.
45
Which of the following is the line bond structure for the reduction of 2-methylcyclopentanone?
46
A compound with two ether-like —OR groups bonded to the same carbon atom a(n) acetal. hemiacetal. simple ether. aldol. diol.
acetal
47
The IUPAC name for acetone is dimethyl ketone. 1-propanone. 3-propanal. 2-propanal. 2-propanone.
2-propanone.
48
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.
2-phenyl butanal.
49
Which compound has the lowest boiling point? CH3CH2CH2OH CH3CH2CHO CH3CH2CH3 CH3CH2OH CH3CH2CH2CH3
CH3CH2CH3
50
What is the product of reduction of 2-butanone? 1-butanol 2-butanol butanal butanoic acid no reaction
2-butanol
51
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
2-methyl-3-hexanone
52
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
2,4-dimethyl-3-pentanone
53
Oxidation of a ketone produces no reaction. a secondary alcohol. a primary alcohol. a carboxylic acid. an aldehyde.
no reaction.
54
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.
one aldehyde or ketone + two alcohols.
55
All of the following are properties of acetone except intoxication. nutrient. flammability. solvent for organic substances. volatility.
nutrient.
56
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
CH3CH2CHO and CH3CH2OH
57
What is the element that causes oxidation in the Tollens' test for aldehydes? lead gold silver copper platinum
silver
58
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)
Copper(II)
59
The reverse reaction of acetal formation is esterification. oxidation. combustion. hydrolysis. reduction.
hydrolysis
60
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
an aldehyde is oxidized.
61
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.
because the bond is polar, carbonyl groups readily form hydrogen bonds with each other.
62
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
-the carbonyl group carbon atom is bonded to atoms that do not attract electrons strongly.
63
Which of the following is a use of formaldehyde? preservative sweetener hormone flavoring solvent
preservative

Organic and Biochemistry (8 decks)

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