Question

state the method by which we can prepare colloid of strach

Answer 1

By adding a thin paste of starch and then boiling the water and strring it for sometime

Answer 2

 The colloid of starch is prepared by dispersion method. 2-3 g of powdered/crushed starch is dissolved in 3- 4 ml of water to make a thin paste. This paste is added to100 ml of boiling water while stirring. Allow the solution to cool and filter. The filtrate is colloid of starch.