Unit 16 Chemistry In Everyday Life (Intext Questions-2)-Deleted

Exercises

Intext Question

16.4 Write the chemical equation for preparing sodium soap from glyceryl oleate and glyceryl palmitate. Structural formulae of these compounds are given below.

(i) $\left(\mathrm{C_15} \mathrm{H_31} \mathrm{COO}\right)_{3} \mathrm{C_3} \mathrm{H_5}$ - Glyceryl palmitate

(ii) $\left(\mathrm{C_17} \mathrm{H_32} \mathrm{COO}\right)_{3} \mathrm{C_3} \mathrm{H_5}$ - Glyceryl oleate

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Answer

(i)

(ii)

16.5 Following type of non-ionic detergents are present in liquid detergents, emulsifying agents and wetting agents. Label the hydrophilic and hydrophobic parts in the molecule. Identify the functional group(s) present in the molecule.

image

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Answer

Functional groups present in the molecule are:

(i) Ether, and

(ii) primary alcoholic group



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