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Which of the following are anionic

Question:

 Which of the following are anionic detergents?

(i) Sodium salts of sulfonated long-chain alcohol.

(ii) Ester of stearic acid and polyethene glycol.

(iii) Quarternary ammonium salt of an amine with acetate ion.

(iv) Sodium salts of sulfonated long-chain hydrocarbons.

Solution:

Option (i) Sodium salts of sulfonated long-chain alcohol and (iv) Sodium salts of sulfonated long-chain hydrocarbons are the answers.

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