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Chemistry IGCSE > Esters > Flashcards

Esters Flashcards

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1
Q

formation

A

alcohol + carboxylic acid (conc. H2SO4 catalyst) > ester + water

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2
Q

functional group

A

COO(C)

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3
Q

Preparation

A

1cm^3 alcohol 1cm^3 pure carboxylic acid. 3-4 drops conc. H2SO4.
heat in water bath 80˚C for 5 minutes.
pour into NACO3 to neutralise excess acid
should smell sweet after a while.
DO IN FUME CUPBOARD volatile liquids and could be toxic. Gloves and Goggles. not heated with bunsen burner, hot plate better

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4
Q

uses of esters

A

perfume, flavourings, chemical solvents.

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Chemistry IGCSE (14 decks)

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