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Question
Which category of the synthetic detergents is used in toothpaste?
Solution
Anionic detergents such as cetyltrimethylammonium bromide are used in hair shampoos and hair conditioners.
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(ii) Ester of stearic acid and polyethylene glycol.
(iii) Quarternary ammonium salt of amine with acetate ion.
(iv) Sodium salts of sulphonated long-chain hydrocarbons.
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\[\ce{CH3(CH2)10CH2OS\overset{-}{O}3\overset{+}{N}a}\]
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