Structure of Lipids, Soaps and Synthetic Detergents

Natural fats are mixtures of

• Glycerol and fatty acids

• Еsters of the Higher alcohols

• Esters of fatty acids with glycerol

• Esters of fatty acids with Ethylene glycol

The alkaline-acid character of a synthetic detergent does not change the universal indicator colour, because it is

• alkaline

• neutral

• acidic

• sour

Which picture presents the natural soaps

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Which of the carbohydrates are monosaccharides ?

• starch

• fructose

• glucose

• cellulose

What type of carbohydrate is present in milk ?

• starch

• lactose

• ribose

• sucrose