Select the correct statements regarding cleansing action of soap.

Asked in HAS Prelims 2021 · Topic: Detergents and Soap (Mechanism of Cleansing Action of Soaps: Micelle Formation)

1. Hydrophilic end of soap molecules in‐ teract with the oily droplets.
2. The formation of micelles in a soap solution during the cleaning of clothes is called emulsification.
3. The hydrophobic end of the soap mo‐ lecules is in the inner side during micelle formation.
4. Micelles surround the Ca²⁺ or Mg²⁺ ions in hard water instead of oily droplets. A. A, B and C B. A and D C. B and C D. B, C and D

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