Organic Analysis Flashcards
1
Q
Test of Alkenes
A
Shake with bromine water
Decolourises if Alkene present
2
Q
Test of Halogenalkanes
A
Add warm NaOH
Acidify with HNO3
Add AgNO3
Precipitate of AgX formed if Halogenalkane
3
Q
Test of Alcohol
A
Add acidified K2Cr2O7
Orange to Green if Alcohol
4
Q
Test of Aldehydes
A
Warm with Fehling’s solution
Blue colour turns into red precipitate
Warm with Tollens Reagent
Silver mirror forms
5
Q
Test of Carboxylic Acids
A
Add NaHCO3
CO2 released