Skip to main content

Back to the full dot-point answer

SingaporeCombined ScienceQuick questions

Chemistry: Metals and Organic Chemistry

Quick questions on Alcohols and carboxylic acids explained: O-Level Combined Science

5short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is reactions of ethanoic acid?
Show answer
Ethanoic acid is a typical weak acid, so it shows the usual acid reactions:
What are esters?
Show answer
When a carboxylic acid reacts with an alcohol, warmed with a little acid catalyst, an ester forms (plus water). Ethanoic acid plus ethanol gives ethyl ethanoate. Esters are sweet-smelling liquids used in flavourings and perfumes.
What is q1?
Show answer
State the conditions needed for the fermentation of glucose to ethanol. [2 marks]
What is q2?
Show answer
Name the product and the colour change when ethanol is oxidised by acidified potassium manganate(VII). [2 marks]
What is q3?
Show answer
Name the type of compound formed when ethanoic acid reacts with ethanol, and state one use of such compounds. [2 marks]

Have a question we have not covered?

This dot-point answer is short enough that we have not extracted many short questions yet. Read the full dot-point answer or ask Mo, our study assistant, in the chat for follow ups.

All Combined ScienceQ&A pages