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ExamsJEE MainChemistry

Benzalkonium chloride is classified as a

  1. cationic surfactant with antiseptic action
  2. anionic surfactant and soluble in most organic solvents
  3. cationic surfactant and insoluble in most organic solvents
  4. cationic surfactant used as an antimalarial

Correct answer: cationic surfactant with antiseptic action

Solution

Benzalkonium chloride is a quaternary ammonium salt, i.e. a cationic surfactant, widely used as an antiseptic/disinfectant. It is soluble in organic solvents such as alcohol and acetone, so the correct description is 'cationic surfactant with antiseptic action'.

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