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GCSE AQA Chemistry > Chapter 10 > Flashcards

Chapter 10 Flashcards

1
Q

combustion of butene

A

butene + oxygen —–> carbon dioxide + water

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2
Q

propene + hydrogen —->

A

propane

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3
Q

butene + steam —->

A

butanol

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4
Q

ethene + chlorine (halogen) —->

A

dichloroethane (dihaloalkane)

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5
Q

draw propanol

A
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6
Q

general formala of alcohols

A

CnH2n+1OH

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7
Q

what is alcohols used for

A

in perfumes, mouthwashes and cosmetics

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8
Q

combustion of propanol

A

propanol + oxygen —-> carbon dioxide + water

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9
Q

ethanol + sodium —–>

A

sodium ethoxide (alkoxide) + hydrogen

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10
Q

ethanol + oxidising agent —–>

A

ethanoic acid (carboxylic acid) + water

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11
Q

what are 2 ways to produce ethanol

A

sugar
ethene

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12
Q

how does sugar produce ethanol

A

when sugar solutions are fermented using yeast in the absence of oxygen at temperature of up to 40°C (yeast is killed), ethanol is produced

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13
Q

how does ethene produce ethanol

A

when ethene reacts with steam, ethanol is produced

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14
Q

draw ethanoic acid

A
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15
Q

general formula of carboxylic acids

A

CnH2nCOOH

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16
Q

properties of carboxylic acids

A

they are weak acids

17
Q

propanoic acid + sodium carbonate —>

A

sodium propanoate + water + carbon dioxide

18
Q

methanoic acid + sodium hydroxide (alkali) —->

A

sodium methanoate + water

19
Q

ethanol (alcohol) + ethanoic acid (carboxylic acid) + presence of an acid catalyst

A

ethyl ethanoate

20
Q

draw ethyl ethanoate

21
Q

properties of ester

A

sweet smelling compounds
used in perfume + flavouring

22
Q

formula of methanoic acid

23
Q

formula of ethanoic acid

GCSE AQA Chemistry (3 decks)

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