MCQ
When ethylene bromide is treated with $Zn,$ we get
- AAlkane
- ✓Alkene
- CAlkyne
- DAll
✓
Answer
Correct option: B.
Alkene
b
(b) $\begin{array}{*{20}{c}}
{C{H_2} - C{H_2}} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,} \\
{\,Br\,\,\,\,\,\,\,\,Br\,\,\,\,\,\,\,\,\,}
\end{array} + Zn \to \mathop {C{H_2} = C{H_2}}\limits_{Alkene} + B{r_2}$
(b) $\begin{array}{*{20}{c}}
{C{H_2} - C{H_2}} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,} \\
{\,Br\,\,\,\,\,\,\,\,Br\,\,\,\,\,\,\,\,\,}
\end{array} + Zn \to \mathop {C{H_2} = C{H_2}}\limits_{Alkene} + B{r_2}$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Which one of the following is not formed when acetone reacts with $2-$pentanone in the presence of dilute $NaOH$ followed by heating ?
→Which of the following structures are aromatic in nature?
$ArH + R - \mathop C\limits^{\mathop {||}\limits^O } - Cl\xrightarrow{{{\text{Lewis acid}}}}Ar - \mathop C\limits^{\mathop {||}\limits^O } - R + HCl$ is an example of
→A compound $X$ formed a fter heating coke with lime react with water to give $Y$ which on passing over red hot iron at $873$ produces $Z$. The compound $Z$
→Given the following $K_a$ values, determine which species is the strongest base,
→$HSO_4^- = 1.2 \times 10^{- 2} ,H_2PO_4^- = 6.3 \times 10^{-8} ,$$HCO_3^- = 4.7 \times 10^{-11}$
Which has wrong $IUPAC$ name ?
→Kjeldahl's method was used for the estimation of nitrogen in an organic compound. The ammonia evolved from $0.55\, g$ of the compound neutralised $12.5\, mL$ of $1\, M \,H _{2} SO _{4}$ solution. The percentage of nitrogen in the compound is $.....$ (Nearest integer)
→${P_4}\, + \,3NaOH\, + \,3{H_2}O\, \to \,3Na{H_2}P{O_2}\, + \,P{H_3}$ is an example of
→$17.4\%$ $(W/V)$ of potassium sulphate $(mol.\, wt. = 174)$ is isotonic with $4\%\, (W/V)$ aqueous solution of $NaOH$. If $NaOH$ is $100\%$ ionised, the degree of ionisation of potassium sulphate is ........... $\%$.
→Which of the following have highest melting point