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Mention at least two simple chemical tests by which you can distinguish between benzaldehyde and benzoic acid.
Benzaldehyde will respond to the Tollen's reagent where as benzoic acid will not respond to it.
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- Give the reagent or chemical test that would differentiate the following pairs of compounds. Write chemical equations for the reactions. List of Chemical Tests (choose here)I. Halogenation: Bromination with and without lightII. Oxidation: Reaction with Baeyer’s reagent III. Reaction with Ammoniacal Silver Nitrate (AgNO3) or simply Tollen’s reagent a. benzene and ethylbenzeneb. 1-butyne and 2-butynec. 2-methylpentane and 2-methyl-2-pentened. toluene and 1-methylcyclohexeneA mixture of lipids is applied to a silica gel column (a column chromatography), and the column is then washed with increasingly non-polar solvents. The mixture consists of phosphatidylserine, phosphatidylethanolamine, phosphatidylcholine, cholesteryl palmitate (a sterol ester), sphingomyelin, palmitate, n-tetradecanol, triacyglycerol, and cholesterol. In what order will the lipids elute from the column? Explain the reasons for your answer(s).For which of the following generic substances is it possible to isolate the enantiomers? (R1, R2 and R3represent different groups.)
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