Lucas reagent---------------Hcl+ZnCl2(anhdrous)-----------distiguishes alcohol types.
Hinsberg reagent-----------benzenesulphonyl chloride-------separation of amines.
Nesslers reagent------------K2HgI4--------------------- detection of NH4+ ion.
Tollens reagent-------------AgNO3+NaOH+NH4OH------------detection of CHO group.
Molisch reagent-------------Napthol(alc.)-----------------detection of carbohydrates.
Hofman reagent-------------diethlyl oxalate-------------separation of amines.
Tildons reagent--------------nitrosyl choloride-----------detection of olefenic linkage.
Benedicts reagent------------Alkaline Cu2++citrate ions---------detection of CHO group.
Lithopone--------------ZnS+BaSO4------------- used as paint.
Rectified spirit-------------90-95% ethanol------------
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