Latest posts
-
Preparation of fitkari (potassium aluminium sulfate)
1. Objective: To prepare potassium alum, �, in the laboratory by crystallization. 2. Principle : Potassium alum is a double salt of potassium sulphate and aluminium sulphate. It is prepared by mixing their solutions in the correct proportion and then concentrating and cooling the solution to obtain crystals. 3. Structure 4. Chemical Reaction Step 1:…