* 20 c H_3 C - CH - CH = C H_2 | , , , , , , , , , , , , , , , , … - Vidyadip

MCQ

$\begin{array}{*{20}{c}}
{{H_3}C - CH - CH = C{H_2}} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{C{H_3}\,\,\,\,\,\,\,\,\,\,\,\,\,}
\end{array}$ $+HBr \rightarrow A$

$A$ (predominantly) is

A
$\begin{array}{*{20}{c}}
{C{H_3} - CH - CH - C{H_3}} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,} \\
{\,\,\,Br\,\,\,\,\,\,\,\,\,\,C{H_3}}
\end{array}$
B
$\begin{array}{*{20}{c}}
{C{H_3} - CH - CH - C{H_3}} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,} \\
{\,C{H_3}\,\,\,\,\,\,\,Br\,\,}
\end{array}$
C
$\begin{array}{*{20}{c}}
{C{H_3} - CH - C{H_2} - C{H_2}Br} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{C{H_3}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}
\end{array}$
✓
$\begin{array}{*{20}{c}}
{Br\,\,\,\,\,} \\
{|\,\,\,\,\,\,\,\,} \\
{C{H_3} - C - C{H_2}C{H_3}} \\
{|\,\,\,\,\,\,\,\,\,} \\
{C{H_3}\,\,\,}
\end{array}$

✓

Answer

Correct option: D.

$\begin{array}{*{20}{c}}
{Br\,\,\,\,\,} \\
{|\,\,\,\,\,\,\,\,} \\
{C{H_3} - C - C{H_2}C{H_3}} \\
{|\,\,\,\,\,\,\,\,\,} \\
{C{H_3}\,\,\,}
\end{array}$

d

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

JEE STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

$Ph - C \equiv C - C{H_3}\xrightarrow{{H{g^{2 + }}/{H^ + }}}A$, $A$ is

Which of the following compounds contain at least one secondary alcohol ?

The enthalpy changes for the following processes are listedbelow :

$Cl_2(g) \rightarrow 2Cl(g),$	$242.3\,kJ\,mol^{-1}$
$I_2(g) \rightarrow 2I(g),$	$151.0\,kJ\,mol^{-1}$
$ICl(g) \rightarrow I(g)+Cl(g),$	$211.3\,kJ\,mol^{-1}$
$I_2(s) \rightarrow I_2(g),$	$62.76\,kJ\,mol^{-1}$

Given that the standard states for iodine and chlorine are $I_2(s)$ and $Cl_2(g),$ the standard enthalpy of formation for $ICl(g)$ is : ............... $\mathrm{kJ\,mol}^{-1}$

What is true for ${[Fe{(CN)_6}]^{3 - }}$ and ${[Fe{F_6}]^{3 - }}$

The correct order of atomic radii in group $13$ elements is

In a mixture of a weak acid and its salt, the ratio of concentration of acid to salt is increased ten-fold. The $pH$ of the solution

The binaphthol $(Bnp)$ is

Which one of the following will be able to show cis-trans isomerism :

$AB_3(g)$ is dissociates as ;

$A{B_3}(g) \rightleftharpoons A{B_2}(g) + \frac{1}{2}{B_2}(g)$ , when the initial pressure of $AB_3$ is $800\,torr$ and the total pressure developed at equilibrium is $900\,torr$ . What percentage of $AB_3(g)$ is dissociated?

${H_3}C - \mathop {\mathop {C{\mkern 1mu} {\mkern 1mu} - {\mkern 1mu} }\limits_{|{\kern 1pt} {\kern 1pt} {\kern 1pt} {\kern 1pt} {\kern 1pt} {\kern 1pt} \,\,\,{\kern 1pt} {\kern 1pt} {\kern 1pt} }^{|{\kern 1pt} {\kern 1pt} {\kern 1pt} \,\,\,{\kern 1pt} {\kern 1pt} {\kern 1pt} {\kern 1pt} {\kern 1pt} {\kern 1pt} } }\limits_{C{H_{3\,\,\,}}}^{C{H_3}\,\,\,} Br + KOH(Aq.) \to {H_3}C - \mathop {\mathop {C{\mkern 1mu} {\mkern 1mu} - {\mkern 1mu} }\limits_{|{\kern 1pt} {\kern 1pt} {\kern 1pt} {\kern 1pt} {\kern 1pt} {\kern 1pt} \,\,\,{\kern 1pt} {\kern 1pt} {\kern 1pt} }^{|{\kern 1pt} {\kern 1pt} \,\,\,{\kern 1pt} {\kern 1pt} {\kern 1pt} {\kern 1pt} {\kern 1pt} {\kern 1pt} {\kern 1pt} } }\limits_{C{H_{3\,\,\,}}}^{C{H_{3\,\,\,}}} OH + KBr$ above reaction is