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Chemistry IGCSE > 4e > Flashcards

4e Flashcards

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1
Q

Alcohol

A
  • Only single bonds
  • Contains hydroxy (OH) bond
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2
Q

Oxidation of ethanol

A
  • Burning in oxygen (complete combustion)
  • With oxygen in the air to form ethanoic acid
  • Heating with potassium dichromate(VI) (orange) in dilute sulfuric acid to form
    ethanoic acid (green).
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3
Q

Industrial alcohol production

A
  • alkene (g) + water (g) -> alcohol (g)

Requires:
- Phosphoric acid catalyst
- 300ºC - 400ºC
- 60atm - 70atm

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4
Q

Ethanol production by fermentation

A
  • glucose -> ethanol + carbon dioxide
  • Requires yeast anaerobic respiration and it not becoming denatured
  • 30ºC
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Chemistry IGCSE (25 decks)

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