Chemistry in Everyday Life

Chemistry in Everyday Life

Question

Which of the following is an anionic detergent?

  • Sodium lauryl sulphate

  • Cetyltrimethyl ammonium bromide

  • Glyceryl oleate

  • Sodium stearate

Answer

A.

Sodium lauryl sulphate

Sodium lauryl sulphate 
[CH3(CH2)10CH2OSO3-Na+)]


= Cationic detergent
Glyceryl oleate [(C17H32COO)3C3H6] = Non-ionic detergent Sodium stearate [C17H35COO-Na+] = Anionic soap

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