Purification and Characterization of Organic Compounds

11 )

In estimation of Sulpur in organic compound, the amount of sulphur is determined in terms of

12 )

Which method of purification of organic compound is useful to separate volatile liquids from non volatile impurities?

13 )

In estimation sulphur, 0.157gm of an organic compound gave 0.4813 gm of barium Sulphate. Calculate % S in compound.

14 )

In estimation of phosphorous present in organic compound, the amount of phosphorous is determined in terms of

15 )

Suggest a method to purify camphor containing impurity of comman salt.