Question

Experiment to prepare a sample of hydrated ferric oxide sol

Answer 1

Answer:

2% solution of ferric chloride (prepared by dissolving 2 g of pure FeCl3 in 100 ml distilled water) and distilled water. Take a 250 ml conical flask and clean it by steaming-out process as shown in Fig. To this cleaned flask, add 100 ml of distilled water and heat it to boil by placing the flask on a wire-gauze.