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This test is run by .
Note that your final mark will not be saved in the system.

Alcohols and organic analysis Categorise

Target Level

Running Total

Attempt

1 of 1

Click on an item, then click on a category to place it. Or, drag and drop the item into the correct category. Organise all items before clicking 'Check'.

Read each of the statements below and decide which method of ethanol production it applies to.

hydration of ethene

fermentation of glucose

cheaper raw materials

carried out under high pressure

reaction is slow

non-renewable

catalysed by phosphoric(V) acid

produces CO₂ as a by-product

more expensive raw materials

takes place at about 300 ºC

continuous process

carbon-neutral

carried out in absence of air to prevent oxidation of ethanol to ethanoic acid

produces dilute aqueous solution of ethanol, which is distilled afterwards

catalysed by enzymes from yeast

batch process

produces pure (or very concentrated aqueous solution of) ethanol

reaction is fast

renewable

takes place at atmospheric pressure

takes place between 25 ºC and 40 ºC

This is your 1^st attempt! You get 1 marks for each one you get right first time. Good luck!

Pass Mark

70%