Organic- Unit 7b Triple only Flashcards by Mr Hirst | Brainscape

Q

Functional group of alocohols

A

-OH

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Q

First 4 alcohols

A

Methanol CH3OH

Ethanol C2H5OH

Propanol C3H7OH

Butanol C4H9OH

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Q

Alcohol in water

A

Dissolves to be neutral

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Q

Alcohol as a fuel

A

Gives CO2 and H2O

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Q

Alcohol with alkali metal

A

Gives Hydrogen and a salt

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Q

Carboxylic Acid functional group

A

-COOH

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Q

First 3 Carboxlyic acid

A

Methanoic Acid COOH

Ethanoic Acid CH3COOH

Propanoic Acid C2H5COOH

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Q

How is ethanoic acid made?

A

Oxidisation of ethanol

reacts with oxygen from the air

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Q

Reactions of carboxylic acid

A

React with carbonates

to produce CO2

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Q

Reaction of caboxylic acid with alcohol

A

Makes Esters

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Q

Ethanoic acid + Ethanol

A

Ethyl Ethanoate- Ester

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Q

Production of Ethyl Ethanoate

A

Estification

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Q

Acidicty of carboxylic acids

A

Weak acid (pH 3-5)

Doesn’t fully ionise

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Q

Why are carboxylic acids weak acids?

A

Reversible reactions

not all H+ ions are fuly ionised

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Q

What makes a strong acid?

A

Acid that fully ionise

To produce lots of H+ ions

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