Topic 6 - Alcohols (Paper 2) Flashcards
1
Q
what is the general formula of an alchohol?
A
CₙH₂ₙ₊₁OH
2
Q
what functional group do alchols contain?
A
-OH
3
Q
what happens when something is oxidised?
A
it gains oxygen/looses electrons
4
Q
what happens when an alcohol is oxidised?
A
carboxylic acids are formed
5
Q
what happens when ethanol is heated with acidified potassium dicromate?
A
ethanoic acid is formed
6
Q
how can alchols be used as an energy source for microogranisms?
A
they use oxygen in the air to oxidise alcohols. carboxylic acids are made as a byproduct
7
Q
what happens when alcohol is burnt in enough oxygen?
A
they undergo complete combustion, forming water and carbon dioxide
