Summary - AQA Chemistry Mechanisms (A-level)

Mechanisms aqueous water
warm dilute

Nulleophilic substitution ion NHz IN
alkanes
halogeno alcohol amine nitrile

estate e'sEdition a ie 1 k ne a nYogensutate watchout

sP04 catalyst first Ht thenH2o forthesetwo
HY h9j Eh
Acidcatalysed elimination dehydration 12504 HzP04 Mt
alcohol to alkene
Base catalysedelimination OH not conc ethanoicalcoholic
alkaneto alllene
halogeno



Yields afdd.si Hai it ifYrixthene
Nucleophilic addition elimination H2O ROH NHz R NH I
Eat.at aiaes 1
o i nn i
amide ny In
aldehyde
psupinated
Electrophilic substitution
benzene aestaEgaionni EtEycmoride phenolketone