organic alysis Flashcards
1
Q
primary and secondary alcohols (tertiary doesn’t react)
A
acidified potassium dichromate
organge to green
2
Q
aldehydes
A
tollens reagent
warm gently
silver mirror is formed
if not it remains colourless
fehlings solution
add to solution and heat
brick red precipitate will form, if not solution remains blue
3
Q
Alkenes
A
Bromine water
orange to colourless
4
Q
carboxylic acid
A
sodium carbonate (produces co2)
bubble through limewater
solution goes cloudy
