ORGCHEM Flashcards

1
Q

The study of compounds that contain carbon.

A

Organic Chemistry

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2
Q

Are all carbon compounds organic?

A

False

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3
Q

Characteristics of sp3 (-ane)

A

Single bond, 4 sigma bond, 0 pi bond, Tetrahedral, 109.5°

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4
Q

Characteristics of sp2 (-ene)

A

Double bond, 3 sigma bond, 1 pi bond, Planar, 120°

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5
Q

Characteristics of sp (-yne)

A

Triple bond, 2 sigma bond, 2 pi bond, Linear, 180°

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6
Q

R - R structure

A

Alkane

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7
Q

R = R structure

A

Alkene

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8
Q

R ≡ R structure

A

Alkyne

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9
Q

R - OH structure

A

Alcohol

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10
Q

RC=OH structure

A

Aldehyde

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11
Q

RC=OR structure

A

Ketone

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12
Q

RC=OOH structure

A

Carboxylic acids

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13
Q

R - X structure

A

Alkyl halide

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14
Q

R - O - R structure

A

Ether

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15
Q

RC=OX structure

A

Acid halide

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16
Q

RC=OOR

A

Ester

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17
Q

RC=ONH2

A

Acid amide

18
Q

R - NH2

A

Amine

19
Q

No carbonyl group is found in _____.

A

Ether

20
Q

Which of the following is not an alipatic
hydrocarbon?
a. n-octane
b. propylene
c. n-tridecane
d. toluene

A

d. toluene

21
Q

Which of the following contains sp-hybridized
carbon?
a. C4H8
b. C3H6
c. C5H8
d. C6H12

A

c. C5H8

22
Q

R = R + H2 —> R - R

A

Hydrogenation of Alkene

23
Q

R - X + Mg –> R - Mg - X

A

Hydrolysis of Grignard reagents

24
Q

2R - X + 2Na –> R - R + 2NaX

A

Wurtz Reaction

25
Q

Addition of HX to ordinary alkenes, the hydrogen become attached to the carbon atom containing the most hydrogens, forming the more
stable carbonium ion.

A

Markovnikov’s Rule

26
Q

If the addition of hydrogen bromide to
alkenes is carried out in the presence of organic peroxides.

A

Anti-Markovnikov’s Rule

27
Q

Organic compounds that has similar physical and chemical
properties with benzene

A

Aromatic Hydrocarbons

28
Q

Part of a molecule where most of its chemical reactions occur

A

Functional Group

29
Q

Which of the following molecules is unsaturated?
a. C3H8
b. C5H10
c. CH3OH
d. CH4

A

b. C5H10

30
Q

REMEMBER

Alkane & Alcohol - Saturated Hydrocarbon

Alkene & Alkyne - Unsaturated Hydrocarbon

A

OK

31
Q

When ethyl bromide is treated with sodium
in dry ether, the product is
a. propane
b. methylpropane
c. butane
d. ethane

A

c. butane

32
Q

Alkenes are commonly prepared via
elimination reaction, which of the following is NOT an elimination reaction?
a. Dehydration of alcohol
b. Dehalogenation of vicinal dihalide
c. Dehydrohalogenation of alkyl halide
d. Hydrogenation of alkynes

A

d. Hydrogenation of alkynes

33
Q

Hydrogenation of alkenes in the presence
of a poisoned palladium catalyst produces
a. alkane
b. alkyl halide
c. alkyne
d. alcohol

A

a. alkane

34
Q

When 2-butyne undergoes ozonolysis, the main product is _______.
a. carbon dioxide
b. acetaldehyde
c. acetic acid
d. acetone

A

c. acetic acid

35
Q

How many isomers does xylene have?
a. 1
b. 2
c. 3
d. 4

A

c. 3

36
Q

Which of the following straight-chain alkanes can be conveniently prepared by Wurtz reaction?
a. heptadecane
b. nonane
c. icosane
d. none of the above

A

c. icosane

37
Q

Friedel-Crafts acylation of benzene with acetyl chloride in AlCl3 yields

a. chlorobenzene
b. cumene
c. acetophenone
d. benzaldehyde

A

c. acetophenone

38
Q

Vinylbenzene is also known as _______
a. styrene
b. cumene
c. mesitylene
d. durene

A

a. styrene

39
Q

Hydrocarbon derivatives used as a main ingredient in automobile antifreeze
a. ethylene glycol
b. isopropyl alcohol
c. propylene
d. toluene

A

a. ethylene glycol

40
Q

Reaction of alcohol and a carboxylic acid is
known as ________
a. saponification
b. nuetralization
c. esterification
d. epoxidation

A

c. esterification

41
Q

No carbonyl group is found in
a. aldehyde
b. ketone
c. ester
d. epoxide

A

d. epoxide

(epoxide is ether)

42
Q

Carboxylic acids are reduced by lithium
aluminum hydride to the corresponding
_________.
a. primary alcohols
b. secondary alcohols
c. tertiary alcohols
d. All of these

A

a. primary alcohols