How is sodium or potassium xanthate purified?
(a) Distillation
(b) Recrystallization
(c) Evaporation
(d) All of the mentioned
I had been asked this question by my school teacher while I was bunking the class.
This intriguing question originated from Esterification of Carboxylic Acid and Derivatives topic in division Esterification of Unit Processes