Metallic soap is ________________ salt of fatty acids ?
Correct answer: C. Aluminium or calcium
- A. Sodium
- B. Potassium
- C. Aluminium or calcium
- D. Both sodium & potassium
Explanation
Metallic soaps are generally salts of fatty acids with multivalent or heavy metals such as aluminium and calcium. Sodium and potassium salts are alkali soaps, commonly called soft soaps.
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