Which of the following compounds , when added to water followed by vigorous stirring form a true solution, suspension, or a colloid?
Soap, starch, wheat flour, ferrous sulphate, salt, calcium carbonate.
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A solution in which a material is evenly suspended in liquid is called Colloidal solution. Salt and Barium Nitrate forms a true solution in water. All colloids show Tyndall effect which is not exhibited by Glucose.
But starch in water follow all the colloidal properties and starch in water is a colloid.
Explanation:
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