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Amines — Chemistry STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceChemistryAmines1 Mark
MCQ
Tertiary amines have lowest boiling points amongst isomeric amines because:
  • A
    They have highest molecular mass.
  • B
    They do not form hydrogen bonds.
  • C
    They are more polar in nature.
  • D
    They are most basic in nature.
✓

Answer

  1. They do not form hydrogen bonds.

Explanation:

Primary and secondary amines can form hydrogen bonds whereas tertiary amines fail to do so. Hence, their boiling points are lowest. 

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