Preparation of Phosphorus Tribromide

Preparation of phosphorus tribromide phosphorus tribromide: A 500 ml three-necked flask, fitted with a mechanical stirrer, a dropping funnel and a reflux condenser, 28 grams  of pure red phosphorus, and 200 ml of dry carbon tetrachloride (dried over anhydrous calcium chloride) are placed. 198 grams (or 63.5 ml) of dry bromine are placed in the dropping … Read more