Specification Point 4.38C (Paper 2C Only):
Know that esters contain the functional group -COO-

Esters

Esters: A group of organic compounds that all contain the same functional group -COO- with these common properties:

  • They are volatile (liquids that evaporate easily)
  • They have a distinctive odour (‘fruity’ smell)
Esters, Edexcel IGCSE Chemistry

Ester functional group (R indicates carbon chains)

Examples:

Need help?

Aiming for a Level 9?

See if you’ve got what it takes. Test yourself with our topic questions.

Author: Jamie

Jamie got a First class degree in Chemistry from Oxford University before going on to teach chemistry full time as a professional tutor. He’s put together these handy revision notes to match the Edexcel IGCSE Chemistry specification so you can learn exactly what you need to know for your exams.