Question

what is carbon disulfide used for in layer test?​

Answer 1

Answer:

Test for bromine and iodine. A small portion of Lassaigne's filtrate is acidified with dilute hydrochloric acid and few drops of carbon disulphide (or carbon tetrachloride) are added to it which forms a separate layer at the bottom. ... Violet colour in the carbon disulphide layer confirms iodine