MCQ
The amine with lowest $pK _{ b }$ is :
  • A
    $CH _3 NH _2$
  • $\left( CH _3\right)_2 NH$
  • C
    $\left( CH _3\right)_3 N$
  • D
    $C _6 H _5 NH _2$

Answer

Correct option: B.
$\left( CH _3\right)_2 NH$

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