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Chemistry > C6.2 > Flashcards

C6.2 Flashcards

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1
Q

How are carboxylic acids made?

A
  1. Alcohols react w oxidising agents = potassium manganate(VII) solution acidified w little dilute sulfuric acid
  2. Add some oxidising agent to ethanol and warm in WATER BATH
  3. Colour change observed = purple to pale pink
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2
Q

What is the oxidising agent used to create carboxylic acids?

A 
Potassium manganate (vii) acidified by dilute sulfuric acid 
KMnO4(aq)
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3
Q

Hazard warnings to carboxylic acid practical

A
  • ethanol is flammable and harmful

- potassium manganate is harmful + stains hands and clothing

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4
Q

How to carboxylic acids react w metals

A

—> salts + hydrogen

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5
Q

How do carboxylic acids react w alkalis

A

—> salts + water

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6
Q

How do carboxylic acids react w carbonates + example w ethanoic acid

A

Ethanoic acid

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Chemistry (18 decks)

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