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9. Hydricarbon — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistry9. Hydricarbon1 Mark
MCQ
Ethene when treated with $B{r_2}$ in the presence of $CC{l_4}$ which compound is formed
  • ✓
    $1, 2-$dibromoethane
  • B
    $1-$bromo$-2-$chloroethane
  • C
    Both $(a)$ and $(b)$
  • D
    $1, 1, 1-$tribromoethane
✓

Answer

Correct option: A.
$1, 2-$dibromoethane
a
(a) $C{{H}_{2}}=C{{H}_{2}}+B{{r}_{2}}\xrightarrow{CC{{l}_{4}}}\underset{\begin{smallmatrix} 
 \text{1, 2-dibromo } \\ 
 \text{ethane} 
\end{smallmatrix}}{\mathop{\underset{Br\,\,\,\,\,}{\mathop{\underset{|\,\,\,\,\,\,\,}{\mathop{C{{H}_{2}}}}\,}}\,-\underset{\underset{Br\,\,\,\,}{\mathop{|\,\,\,\,\,\,\,}}\,}{\mathop{C{{H}_{2}}}}\,}}\,$

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