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Chemistry GCSE > Organic Reactions > Flashcards

Organic Reactions Flashcards

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1
Q

What is the equation for an ethene combustion reaction?

A

Ethene + oxygen —> carbon dioxide + water

C2H4 + 3O2 —> 2Co2 + 2H2O

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2
Q

What is the equation for ethene reacting with halogens?

A

Ethene + bromine —> dibromoethene

C2H4 + Br2 —> C2H4Br2

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3
Q

What is the equation for ethene reacting with hydrogen?

A

Ethene + hydrogen (catalyst) —> Ethane

C2H4 + H2 —> C2H6

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4
Q

What is the equation for ethene reacting with steam?

A

Ethene + steam (catalyst) Ethanol

C2H4 + H2O C2H5OH

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5
Q

Why are molecules called organic?

A

They’re carbon based

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6
Q

What are the first 5 alcohols?

A

Methanol, Ethanol, Propanol, Butanol, Pentanol

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7
Q

What are the first 5 carboxylic acids?

A

Methanoic acid, Ethanoic acid, Propenoic acid, Butenoic acid, Pentenoic acid

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8
Q

What is the equation for an alcohol combustion reaction?

A

Ethanol + oxygen —> carbon dioxide + water

C3H5OH + 3O2 —> 2CO2 + 3H2O

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9
Q

What is the equation for reacting sodium with alcohol?

A

Sodium + ethanol —> sodium ethoxide + hydrogen

2Na + 2C2H5OH —> 2C2H5ONa + H2

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10
Q

What is the equation for reacting an alcohol with oxygen?

A

Ethanol + oxygen (from oxidising agent) —> Ethanoic acid + water

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11
Q

What is the equation for reacting carboxylic acids with sodium carbonate?

A

Ethanoic acid + sodium carbonate —> sodium ethanoate + carbon dioxide + water

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12
Q

What is produced if you react carboxylic acids with metal carbonates?

A

A salt, carbon dioxide and water

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13
Q

How are esters made?

A

By reacting carboxylic acids with alcohols

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14
Q

What is the general formula for alcohols?

A

CnOH2n+2

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15
Q

What is the general formula for carboxylic acids?

A

CnH2nO2

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16
Q

What is the general formula for esters?

A

CnO2H2n

17
Q

What is the functional group of alkanes?

A

C - C

18
Q

What is the functional group of alkenes?

A

C = C

19
Q

What is the functional group of alcohols?

A
  • O H
20
Q

What is the functional group of carboxylic acids?

A 
O
     //
- C
     \ 
      OH
21
Q

What is the functional group for esters?

A
  • COO -

Chemistry GCSE (8 decks)

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