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Chemistry 1 Q2 > Organic Compound Nomenclature Part 1 > Flashcards

Organic Compound Nomenclature Part 1 Flashcards

1
Q

meaning of IUPAC

A

International Union of Pure and
Applied Chemistry

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2
Q

a method of naming organic chemical compounds as recommended by the International Union of Pure and Applied Chemistry (IUPAC). It is published in the Organic Chemistry Nomenclature.

A

IUPAC Nomenclature of Organic Chemistry

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3
Q

involves a nonsystematic approach to the naming of organic compounds. This nomenclature system is limited to
only a few compounds in each specific group.

A

trivial nomenclature system

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4
Q

The _____________ indicates the number of carbons in the longest continuous chain.

A

parent name

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5
Q

The ______ indicates what functional group is present

A

suffix

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6
Q

The _________ tells us the identity, location, and number of substituents attached to the
carbon chain.

A

prefix

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7
Q

saturated hydrocarbons in
which the carbon atoms are held
together by single bonds.

named by adding the suffix
-ane to the prefixes.

A

alkanes

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8
Q

formula of alkanes

A

CnH2n+2

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9
Q

sequence of prefixes (1-10 carbon atoms)

A

meth, eth, prop, but, pent, hex, hept, oct, non, dec

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10
Q

If there are two chains of equal length, what would you pick as the parent carbon chain

A

the chain with more substituents

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11
Q

what do you call the branches attached to the parent chain

A

substituents

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12
Q

formed by removing one hydrogen from the alkane chain. The removal of this hydrogen
results in a stem change from -ane to -yl

A

alkyl groups

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13
Q

Number the atoms in the carbon chain to give the first substituent the____________

A

lower number

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14
Q

Number the atoms in the carbon chain to give the first substituent the____________

A

lower number

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15
Q

Alphabetize the names of the substituents, ignoring all prefixes
except _____

A

iso

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16
Q

When numbering a carbon chain results in the same numbers from either end of the chain, assign the lower number ___________ to the first substituent

A

alphabetically

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17
Q

Separate numbers by _________ and separate numbers from
letters by ____________

A

commas, hyphens

18
Q

Separate numbers by _________ and separate numbers from
letters by ____________

A

commas, hyphens

19
Q

If the number of carbons in the ring is greater than or equal to the number of carbons in the longest
chain, the compound is named as a ___________. if not, it becomes a ______________

A

cycloalkane, substituent

20
Q

class of hydrocarbons unsaturated compounds with at least one carbon-to-carbon double
bond. They are more reactive than alkanes due to the presence of the double bond.

are named by adding the suffix -ene after the
number where the double bond is located.

A

alkenes

21
Q

another name for alkenes

A

olefins

22
Q

formula for alkenes

A

CnH2n

23
Q

In alkenes and alkynes, Number the carbon chain to give the double bond/triple bond the ______ number. The _______ of the two numbers designating the carbon atoms of the double/triple bond is used as the double/triple bond locator.

A

lower, smaller

24
Q

describes two nonhydrogen substituents that are on the same side of the double bond

A

cis alkene

25
Q

describes two nonhydrogen substituents that are on opposite sides of the double bond

A

trans alkene

26
Q

Compounds with two double bonds are named as
_______, those with three are named ________, and so forth

also applies to alkynes

A

dienes, trienes

27
Q

Compounds that contain both a double bond and a triple bond are named ______ (The ‘e’ in the alkene name is being omitted.)

If the double bond and triple bonds are equidistant, the chain is numbered to give the ______ bond the lower number

A

enyne, triple bond

28
Q

Compounds that contain both a double bond and a hydroxyl group are named _______ and the chain
(or ring) is numbered to give the -OH group the lower number. (The ‘e’ in the alkene name is being omitted.)

A

alkenols

29
Q

(true/false) In naming anything with the cyclo prefix, the double bond/only substituent/triple bond is located between C1 and C2, and the “1” is omitted in the name.

A

true

30
Q

a class of hydrocarbon unsaturated compounds with at least one carbon-to-carbon triple bond.

named by adding the suffix -yne after the number where the double bond is located. (Based on
updated IUPAC naming system)

A

alkynes

31
Q

formula for alkynes

A

CnH2n-2

32
Q

a group of chemical compounds
comprised of an alkane with one or more
hydrogens replaced by a halogen atom
(fluorine, chlorine, bromine, or iodine).

A

haloalkanes/alkyl halides (for common name)

33
Q

____________ contain the hydroxyl functional group
(-OH), bonded to a carbon atom of an alkyl or
substituted alkyl group.

A

alcohols

34
Q

formula of alcohol

A

R-OH

35
Q

classification of alcohols

is one in which the carbon atom with the OH group is attached to one other carbon atom. Its general formula is ______

A

A primary (1°) alcohol (RCH2OH)

36
Q

classification of alcohols

is one in which the carbon atom with the OH group is attached to two other carbon atoms. Its general formula is _________

A

A secondary (2°) alcohol (R2CHOH)

37
Q

classification of alcohols

is one in which the carbon atom with the OH group is attached to three other carbon atoms. Its general formula is _________

A

A tertiary (3°) alcohol (R3COH)

38
Q

classification of alcohols

is one in which the carbon atom with the OH group is attached to two other carbon atoms. Its general formula is _________

A

A secondary (2°) alcohol (R2CHOH)

39
Q

Compounds with two hydroxyl groups are called

A

diols or glycols (for common names) (triols for 3)

40
Q

common name for 1,2,3-propanetriol

A

glycerol

41
Q

When an OH group is bonded to a ring, the ring is numbered beginning with the _____________

A

-OH group (1 is also emitted)

Chemistry 1 Q2 (3 decks)

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