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RSFC Y13 CHEM 2023 > 3.10 Reactions of Benzene > Flashcards

3.10 Reactions of Benzene Flashcards

1
Q

Phenylethanone is formed from which two compounds?

A

C6H6 + CH3COCl

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2
Q

What is the role of sulfuric acid in the nitration of benzene?

A

Catalyst

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3
Q

Nitrobenzene is formed from which two compounds?

A

C6H6 + HNO3

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4
Q

What is the catalyst in the nitration of benzene?

A

Sulfuric Acid (H2SO4)

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5
Q

Name the mechanism for the acylation of benzene

A

Electrophilic substitution

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6
Q

What is the reaction for the production of the reactive intermediate in the formation of phenylethanone?

A

ACl3 + CH3COCl ->AlCl4- + CH3CO+

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7
Q

Name the organic product formed when ethanoyl chloride reacts with benzene

A

Phenylethanone

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8
Q

Complete the equation
C6H6 + HCOCl ->

A

C6H5CHO + HCl

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9
Q

Name the organic product formed when propanoyl chloride reacts with benzene.

A

Phenylpropanone

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10
Q

Phenylmethanal is formed from which two compounds?

A

C6H6 + HCOCl

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11
Q

What is the structural formula for ethanoyl chloride?

A

CH3COCl

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12
Q

Why are electrophiles attracted to benzene?

A

Benzene has a ring of delocalised electrons.

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13
Q

What is the reagent for the acylation of benzene?

A

Acyl chloride

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14
Q

What type of molecule is needed for the acylation of benzene?

A

Acyl Chloride

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15
Q

Complete the reaction
HNO3 + H2SO4 ->

A

NO2+ + HSO4- + H2O

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16
Q

What is the catalyst needed for the acylation of benzene?

A

AlCl3

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17
Q

What is the structural formula for propanoyl chloride?

A

CH3CH2COCl

18
Q

State the formula of a halogen carrier.

A

AlCl3

19
Q

Name the mechanism for the nitration of benzene.

A

Electrophilic substitution

20
Q

What is the molecular formula for methanoyl chloride?

A

HCOCl

21
Q

What is the reaction for the production of the reactive intermediate in the formation of nitrobenzene?

A

HNO3 + H2SO4 -> NO2+ + HSO4- + H2O

22
Q

What is the product of the nitration of benzene?

A

Nitrobenzene

23
Q

Which species acts as the electrophile in the nitration of benzene?

A

NO2+ (nitronium ion)

24
Q

Which two species are needed to form HCO+?

A

ACl3 + HCOCl

25
Q

Why are electrophiles attracted to alkenes?

A

Alkenes have electron rich C=C bonds

26
Q

Name the organic product formed when methanol chloride reacts with benzene.

A

Phenylmethanal

27
Q

What is the electrophile that generates C6H5COCH3?

A

CH3CO+

28
Q

What is the overall reaction for the production of phenylethanone?

A

C6H6 + CH3COCl -> C6H5COCH3 + HCl

29
Q

What is the overall equation for the acylation of benzene with ethanoyl chloride

A

C6H6 + CH3COCl -> C6H5COCH3 + HCl

30
Q

Complete the equation:
C6H6 + HNO3 ->

A

C6H5NO2 + H2O

31
Q

By what mechanism do alkenes react?

A

Electrophilic addition

32
Q

Which two species are needed to form CH3CO+?

A

ACl3 + CH3COCl

33
Q

What is the reaction for the production of the reactive intermediate in the formation of phenylmethanal?

A

ACl3 + HCOCl -> AlCl4- + HCO+

34
Q

What is the molecular formula for benzene?

A

C6H6

35
Q

What is the reagent for the nitration of benzene?

A

Nitric Acid (HNO3)

36
Q

Which species acts as the reactive intermediate in the nitration of benzene?

A

NO2+ (nitronium ion)

37
Q

What is the electrophile that generates C6H5COCH2CH3?

A

CH3CH2CO+

38
Q

Which two species are needed to form NO2+?

A

HNO3 + H2SO4

39
Q

What is the overall reaction for the production of nitrobenzene?

A

C6H6 + HNO3 -> C6H5NO2 + H2O

40
Q

By what mechanism do aromatics (benzene) react?

A

Electrophilic substitution

41
Q

Complete the equation
C6H6 + CH3COCl ->

A

C6H5COCH3 + HCl

42
Q

What is the role of AlCl3 in the acylation of benzene?

A

Catalyst

RSFC Y13 CHEM 2023 (18 decks)

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