HARD UNIT 4 - carboxylic acids Flashcards

1
Q

How can carboxylic acids be prepared?

A

By oxidising primary alcohols using acidified dichromate.

By oxidising aldehydes using acidified permanganate.

Hydrolysing nitriles, esters or amides.

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2
Q

How do carboxylic acids form salts?

A

By reactions with metals or bases.

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3
Q

How do carboxylic acids form esters?

A

By condensation reactions with alcohols with concentrated sulfuric or concentrated phosphoric acid.

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4
Q

What does the reaction of carboxylic acids and amines produce?

A

Alkylammonium salts that form amides when heated.

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5
Q

How do carboxylic acids form primary alcohols?

A

Reduction with lithium aluminium hydride.

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