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Q.
Which of the following does not contain a hydrophobic structure?
Surface Chemistry
Solution:
(a) All oils have hydrophobic ends in their structure.
(b) Lanolin is a wax secreted by glands of wool bearing animals.
(c) Glycogen is a polysaccharide of glucose and glucose is highly polar in nature as it contains large number of hydroxyl groups. Thus, it is hydrophilic in nature.
(d) Rubber is a hydrophilic sol but it contains hydrophobic structure also.