Question

स्टार्च एवं फेरिक हाइड्रॉक्साइड का कोलाइडल घोल का निर्माण अलग-अलग करें।
Prepare colloidal solution of startch and ferric hydroxide separately.
TO​

Answer 1

Answer:

To this cleaned flask, add 100 ml of distilled water and heat it to boil by placing the flask on a wire-gauze. Add ferric chloride solution drop wise (by the use of a burette or a dropper) to the boiling water. Continue heating until deep red or brown solution of ferric hydroxide is obtained

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