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Chem LEC > LEC MOD 8 > Flashcards

LEC MOD 8 Flashcards

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1
Q

is an organic compound which has a carboxyl group as its functional group

A

Carboxylic acid

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2
Q

Simplest carboxylic acid- only a hydrogen is attached to the carboxyl group

A

Formic acid

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3
Q

simplest aromatic carboxylic acid

A

Benzoic acid- benzene ring + carboxyl group

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4
Q

an organic compound that can be synthesized from or converted into a carboxylic acid

A

Carboxylic Acid Derivative

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5
Q

carbonyl group attached to alkyl group is called?

A

Acyl group

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6
Q

contains an acyl group bonded directly to hydrogen atom or another carbon atom- nonpolar bond

A

Carbonyl compound

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7
Q

contains an acyl group bonded directly to oxygen, nitrogen, halogen atom- polar bond

A

Acyl compound

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8
Q

NOMENCLATURE FOR CARBOXYLIC ACIDS

A

1: parent chain
2: name the alakne
3: suffix- -oic
4: substituents
5: if it’s a cyclic form suffix is carboxylic acid

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9
Q

caboxylic acids are proton donors producing?

A

Carboxylate ani0ons

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10
Q

acidity of carboxylic acids

A

Weak acid

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11
Q

carboxylic acids reacts with bases to form?

A

Water soluble salts

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12
Q

is an organic compound derived from Carboxylic acid in which the - OH art of carboxyl group has been replacced by an alkoxy group

A

Ester

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13
Q

reaction of a carboxylic acid with an alcohol or phenol to produce an ester

A

Esterification reaction

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14
Q

naming of ester:

A

1: name alkyl group attached to oxygen
2: name alkyl group attached to ester
3: replace ic to ate

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15
Q

Physical -properties of COOH and COOR

A

polar compounds
COOH only can undergo intermolecular hydrogen bondingg

COOH has higher BP than COOR

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16
Q

complete opposite of esterification

A

Ester hydrolysis

17
Q

COOH in skin care products; these acids work by removing the outer and older layer of skin cells, revealing the healthier looking new ce;ls underneath

A

Alpha hydroxy acids

18
Q

pain relievers that contain carboxylic acid

A

aspirin, ibuprofen

19
Q

common naturally occuring esters, contain three ester groups, each with a long C chain. lipids, water-insolouble compounds, present in fats and oils

A

Triacylglycerols

20
Q

a colorless inorganic compound of nitrogen and hydrogen, linear, hydronitroggen, pungent odor

A

Ammonia NH3

21
Q

organic derivative of ammonia in which one or more alkyl, cycloalkyl, or aril group attached to nitrogen

A

Amine

22
Q

classification of amines:

A

based on alkyl group bonded to nitrogen atom
primary
secondary
tertiary

23
Q

nomenclature of amine common system

A

1: -amine
2:alphabetical
3: di-, tri- prefixes
example: CH3NH2 Methylamine
IUPAC: 1-Methanamine

24
Q

Nomenclature of amines IUPAC:

A

1: parent chain attached to N
2: changing e to amine
3: inidcate the number of C arom attached to N
4: substituents

25
Q

classification of amides:

A

depends on substitution of hydrogen to Alkyl group
primary-unsubstitued
secondary-monosubstitued
tertiary- disubstitued

26
Q

derivatives of carboxylic acids

A

Amides

27
Q

COOH + Amine =?

A

Amide

28
Q

Nomenclature of Amide:

A

1: determine carboxylic acid
2: change oic to amide
3: substituents

29
Q

ammonia is an amine with what kind of odor?

A

Strong/sharp odor

30
Q

Dimethylamine with Low Molecular weight has an odor of

A

Less sharp odor than ammonia

31
Q

Dimethylamine with High Molecular weight has an odor of

A

raw fish odor

32
Q

Acetamide in pure form has an odor of?

A

odorless

33
Q

Accetamide with impurity of methyl ethanamide has an odor of

A

Dead mouse like odor

34
Q

solubility of amine and amides:

A

Soluble in organic solvents and water
LMW= soluble in H2O= few carbons >6
HMW= insoluble
primary and secondary amides are less soluble than amines
tertiary amides has low solubility in H2O

Chem LEC (8 decks)

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