1.

Which one of the following is an example of non-ionic detergent? (a) sodium lauryl sulphate (b) n – hexa decyl trimethyl ammonium chloride (c) Penta erythrityl stearate (d) N, N, N – trimethyl hexa decan – 1 – aminium chloride

Answer»

(c) Penta erythrityl stearate



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