MCQ
Ethylene di bromide on heating with metallic sodium in ether solution yields
- AEthene
- BEthyne
- ✓$2-$ butene
- D$1-$ butene
✓
Answer
Correct option: C.
$2-$ butene
c
(c)
(c)
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
The $\left[ {HC{O_3}^ - } \right]/\left[ {{H_2}C{O_3}} \right]$ ratio in the buffer present in blood $(pH = 7.4)$ is approximately $(pK_a = 6.1$ for $H_2CO_3$)
→$\Delta U^o$ of combustion of $CH_{4(g)}$ at certain temperature is $-393\,kJ/mol$ . Then value of $\Delta H^o$ is
→Which of the following represents correct order of electron affinity?
$EMF$ of following concentration cell will be .............. $\mathrm{V}$
→$C{l_2}\,(1\,{\mkern 1mu} atm)|\,\,(C{l^ - }(1{\mkern 1mu} M)||C{l^ - }\,(0.1{\mkern 1mu} M)|\,\,C{l_2}\,(2\,{\mkern 1mu} atm)$
The standard enthalpies of formation of $1, 3-$ butadiene $(g),\, CO_2(g)$ and $H_2O(g)$ at $298\,K$ are $-30, -94$ and $-68\,\, kcal/ mol,$ respectively. If the magnitude of resonance enthalpies of $1,3-$ butadiene and $CO_2$ are $10$ and $20\,\, kcal/mol,$ respectively, the enthalpy of combustion of $1, 3-$butadiene $(g)$ at $298\,K,$ is........$kcal / mol$ (enthalpy of vaporisation of $H_2O(l)$ at $298\,K = 10 \,\,kcal/mol$)
→Reactant $A$ of the above reaction is
→Phenol condenses with phthalic anhydride in presence of conc. $H_2SO_4$ to form
→$3- $ pentanol is a
→$1$ -Propanol can be prepared from propene by
→Find out the value of $K_C$ for the following reaction from the value of $K_P$
→$2NOCl\left( g \right) \rightleftharpoons 2NO\left( g \right) + C{l_2}\left( g \right)$
Given : $K_P = 8 \times 10^{12}\, atm$ at $500\, K$ use $R = 0.08\, L\, atm\, mol^{-1}\, K^{-1}$