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प्रश्न
Select the odd one:
The different kinds of detergents are:
पर्याय
Detergents made from Quaternary ammonium salts.
Detergents made from the permanent hardness of water.
Detergents made from sodium alkyl sulphates.
Detergents made from esterified polyhydroxy compounds.
MCQ
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उत्तर
Detergents made from the permanent hardness of water.
Explanation:
The different kinds of detergents are Sodium Alkyl Sulphates, Quaternary Ammonium Salts, and partially esterified polyhydroxy Compounds.
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