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9. Amines — Chemistry STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceChemistry9. Amines1 Mark
MCQ
Choose the incorrect option :
  • A
    Cyclohexanone forms cyanohydrin in good yield but $2,2,6-$trimethyl cyclohexanone does not
  • ✓
    Tertiary amines $(Me_3N)$ have higher boiling point than primary amine $(MeNH_2)$
  • C
    $pK_b$ of aniline is more than that of methyl amine
  • D
    $PCC$ can oxidise $1^o$ alcohol to aldehyde in anhydrous condition
✓

Answer

Correct option: B.
Tertiary amines $(Me_3N)$ have higher boiling point than primary amine $(MeNH_2)$
b

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