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Chapter 15 chen > Chapter 21 > Flashcards

Chapter 21 Flashcards

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1
Q

What general formula does alcohol have

A

CnH2n+1OH

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2
Q

What functional group

A

-OH

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3
Q

property of alcohol

A

liquid at room temp
higher mp
volatile
soluble in water
soluble in organic solvent

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4
Q

Chemical reaction of alcohol

A

Combustion
Oxidation by potassium manganate
Oxidation by oxygen
Addition of steam
Fermentation of glucose

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5
Q

Conditions of OXidation by oxygen

A

ACtion by bacteria in air
Cause drink tobe sour if exposed to air due to oxidation of ethanol in eth acid
C2h5OH + 2O -> Ch3cooh + h20

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6
Q

COnditions of oxidation by acidified potassium mag

A

Heat

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7
Q

Conditions for addition of steam

A

300 65 phosphoric acid

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8
Q

Conditions for fermentation

A

C6h12O6 -> 2co2 + 2c2h5oh
37 no light anaerobic condition

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9
Q

General formula of carbolyxic

A

CnH2n+1Cooh

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10
Q

Property of carbo acid

A

very soluble in water
same as alcohol

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11
Q

Carbolxyic acid reactions

A

Metal
Carbonate
bases
Oxidation
Oxidation by potassium

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12
Q

Formation of ester

A

Esertication between acid and methanol

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13
Q

Two part of ester

A

alcohol and carboxylic acid

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14
Q

What is a polymer

A

large molecule formed by linking together many smalling repeating units

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15
Q

Types of polymerisation

A

addition and condensation

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16
Q

What is addition polymerisation

A

large number of small repeating unit join together without losing any molecules

17
Q

What is condensation poly

A

large number of small repeting unit join together with elimination of small molecules like h20

18
Q

type of cond polymer

A

polyamides and polyester

19
Q
A

Chapter 15 chen (20 decks)

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