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Organic Chemistry: Some Basic Principles and Techniques — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistryOrganic Chemistry: Some Basic Principles and Techniques1 Mark
MCQ
Identify the correct decreasing order of priority of the functional groups from the following :
  • A
    $ -\mathrm{CONH}_2,-\mathrm{C}=\mathrm{O},-\mathrm{HC}=\mathrm{O},-\mathrm{CN} $
  • ✓
    $ -\mathrm{CONH}_2,-\mathrm{CN},-\mathrm{HC}=\mathrm{O},-\mathrm{C}=\mathrm{O} $
  • C
    $ -\mathrm{CN},-\mathrm{CONH}_2,-\mathrm{C}=\mathrm{O},-\mathrm{HC}=\mathrm{O} $
  • D
    $ -\mathrm{CN},-\mathrm{CONH}_2,-\mathrm{HC}=\mathrm{O},-\mathrm{C}=\mathrm{O} $
✓

Answer

Correct option: B.
$ -\mathrm{CONH}_2,-\mathrm{CN},-\mathrm{HC}=\mathrm{O},-\mathrm{C}=\mathrm{O} $
Amides $ > $ Nitriles $ > $ Aldehydes $ > $ ketones

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