Which of the following enhances leathering property of soap

a. Sodium carbonate

b. Sodium rosinate

c. Sodium stearate

d. Trisodium phosphate

Ans. b

Explanation : Shaving soaps containn glycerol to prevent rapid drying while preparing this soap a gum called rosin is added to them It forms sodium rosinate which lathers well. Laundary soaps contain fillers like sodium rosinate sodium silicate borax and sodium carbonate.