Qualitative Analysis - Result Question 1

####1. An organic compound X showing the following solubility profile is

(2019 Main, 8 April I)

(a) o-toluidine

(b) oleic acid

(c) m-cresol

(d) benzamide

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Solution:

  1. m-cresol is the organic compound that shows the following solubility profile.

m-cresol on reaction with 10 forms 3-methyl sodiumphenoxide ion.

It does not react with H2O,5 and 10. Oleic acid (C18H34O2) is soluble in 10 and 10 NaHCO3 due to the presence of COOH group. Benzamide (C6H5CNH2) is insoluble in 5 and 10 due to the presence CONH2 group. o-toluidine is soluble in 5. HCl due to presence of basic group (NH2) attached to ring.



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