Download App

9. Hydricarbon — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistry9. Hydricarbon1 Mark
MCQ
$\begin{array}{*{20}{c}}
  {Ph - C{H_2} - CH - C{H_3}\xrightarrow{{B{r_2}/hv}}} \\ 
  {|\,\,\,\,\,\,\,\,\,\,} \\ 
  {D\,\,\,\,\,\,\,\,\,\,} 
\end{array}$

Product of the above reaction will be

  • ✓
    Diastereomers
  • B
    Racemic mixture
  • C
    Meso
  • D
    Constitutional isomers
✓

Answer

Correct option: A.
Diastereomers
a
$\begin{array}{*{20}{c}}
  {Ph - C{H_2} - CH - C{H_3}\xrightarrow{{B{r_2}/hv}}} \\ 
  {|\,\,\,\,\,\,\,\,\,\,} \\ 
  {D\,\,\,\,\,\,\,\,\,\,} 
\end{array}$

$\begin{array}{*{20}{c}}
  {Ph - \mathop {{\text{ }}C}\limits^* H - \mathop {{\text{ }}C}\limits^* H - C{H_3}} \\ 
  {|{\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} \,\,\,\,\,\,\,\,\,\,\,\,{\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} |{\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} \,\,\,\,{\mkern 1mu} {\mkern 1mu} {\mkern 1mu} } \\ 
  {Br{\mkern 1mu} {\mkern 1mu} {\mkern 1mu} \,\,\,\,\,\,{\mkern 1mu} {\mkern 1mu} \,\,\,\,{\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} D\,\,\,\,{\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} } 
\end{array}$

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

More "M.C.Q (1 Marks)" from 9. Hydricarbon→9. Hydricarbon — all question types→Chemistry STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

$A$ metal have work function $4\, eV$ is exposed to photon of $\lambda = 1240\,\mathop A\limits^o $. If $a$ accelerating potential of $7.6\, volt$ is applied, then the electron with maximum kinetic energy will have speed equal to -
→
The magnetic quantum number specifies
→
Structure of the compound whose $IUPAC$ name is $3-$ Ethyl $-2-$ hydroxy $-4-$ methylhex $-3-$ en $-5-$ ynoic acid is
→
In a mixture of $H$ and $He^+$ gases, all $H$ atoms and $He^+$ ions are excited to their first excited states, Subsequently on de-excitation in $H$ atoms, energy is transfered to excited  $He^+$ ion. The quantum number $"n"$ of $He^+$ ion after the energy transferred is.
→
Each orbital has a nodal plane. Which of the following statements about nodal planes are not true :
→
The solubility of $Ca{F_2}$ is $2 \times {10^{ - 4}}\,moles/litre.$ Its solubilily product $({K_{sp}})$ is
→
Which of the following is least reactive towards electrophilic substitution
→
For a reaction at ${25\,^o}C$ enthalpy change and entropy changes are $ - 11.7 \times {10^3}\,J\,mo{l^{ - 1}}$ and $ - 105\,J\,mo{l^{ - 1}}\,{K^{ - 1}}$ respectively. What is the Gibbs free energy .....$kJ$
→
The energy of an electron in excited hydrogen atom is $-3.4 \,eV.$ Then, according to Bohr's theory the angular momentum of this electron in $Jsec$ is
→
Based on the following thermochemical equations

${H_2}O\left( g \right) + C\left( s \right) \to CO\left( g \right) + {H_2}\left( g \right);\Delta H = 131\,kJ$

$CO\left( g \right) + \frac{1}{2}{O_2}\left( s \right) \to C{O_2}\left( g \right);\Delta H =  - 282\,kJ$

${H_2}\left( g \right) + \frac{1}{2}{O_2}\left( s \right) \to {H_2}O\left( g \right);\Delta H =  - 242\,kJ$

$C(s) + O_2(g) \to CO_2(g); \Delta H = X\,kJ$

The value of $X$ will be......$kJ$

→