Properties of Resorcinol
1. Resorcinol is a colourless crystalline solid, melting points 110°C.
2. Resorcinol is affected on exposure by light and air.
3. Resorcinol is soluble in water, alcohol, and ether.
4. Resorcinol indicates tautomerism.
5. Resorcinol's aqueous solution gives violet colour with FeCl3.
6. Resorcinol reduces Fehling's solution and Tollen's reagent on warming.