12th Class Chemistry Chemistry in Everyday Life

  • question_answer 25) Explain the following terms with suitable examples: (i) Cationic detergents (ii) Anionic detergents and (iii) Non-ionic detergents  

    Answer:

    (i) Cationic detergentsThese are quarternary ammonium salts of amines with acetates, chlorides or bromides. Example: Cetyltrimethyl ammonium, bromide (ii) Anionic detergents These detergents have large anionic part intheir molecules. These are of two types : (d) Sodium alkyl aulphatas For (example, Sodium lauryl sup-hate (b) Sodium alkyl benzene sulphonatesFor example, sodium dodecyl benzene sulphona (iii) Non-ionic detergents These are esters of high molecular mass alcohols with fatty acids. For example, Polyethylene glycol stearate.  

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