MCQ
Which of the following is a tertiary amine?
  • A

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  • B

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  • D

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Answer

Correct option: C.

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c

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$\begin{array}{*{20}{c}}
  {C{H_3}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {C{H_3} - CH - C{H_3}(excess) + B{r_2}\xrightarrow{{hv}}} 
\end{array}$ $\mathop {\begin{array}{*{20}{c}}
  {\,\,\,\,\,C{H_3}} \\ 
  | \\ 
  {C{H_3} - C - C{H_3}} \\ 
  | \\ 
  {\,\,Br} 
\end{array}}\limits_{(A)} $   +   $\mathop {\begin{array}{*{20}{c}}
  {C{H_3}\,\,\,\,\,\,\,\,\,\,} \\ 
  {\,\,|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {C{H_3} - CH - C{H_2} - Br} 
\end{array}}\limits_{(B)} $ 

the percentage yields of the products $(A)$ and $(B)$ are expected to be

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$A: \left[ Ni ( en )_{3}\right]^{2+}, B :\left[ Ni \left( NH _{3}\right)_{6}\right]^{2+}, C :\left[ Ni \left( H _{2} O \right)_{6}\right]^{2+}$