Unit4 Edexcel reactions for carbonyls

Reactions which are learnt in Unit 4

Tollens + Aldehyde forms a silver mirror on the edge of the test tube

CH₃CHO + H₂O àCH₃COOH +2H⁺+2e^-

 Ag(NH₃)₂⁺(aq)  + e^-  à Ag(s) + 2NH₃(aq)

Aldehyde and H2SO4 and K2Cr2O7 goes to a carboxylic acid when heated under reflux

Aldehyde+ Fehlings solution produces a red/brown precipitate of Cu+1 ions which have been reduced( a…