MCQ
Product $(A)$ is
  • A
    $trans-2 -$ butane
  • $cis-2 -$ butene
  • C
    $1 -$ butene
  • D
    Iso- butene

Answer

Correct option: B.
$cis-2 -$ butene
b
$(b)$ Witting reaction

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

Similar questions

In which of the following arrangements the order is $NOT$ according to the property indicated against it ?
The structure of $PCl _{5}$ in the solid state is
$Be$ and $Al$ exhibit many properties which are similar, but the two elements differ in :
The order of reactivity of following compounds :

$(I)$ $\phi -CH_3$

$(II)$ $\phi -CH_2-CH_3$

$(III)$ $\phi -CH(CH_3)_2$

$(IV)$ $\phi-C(CH_3)_3$

towards electrophilic substitution will be - [where $\phi =C_6H_5$]

Which of the following quantum number is not obtained by the solution of Schrodinger wave equation
Given below are two statements: one is labelled as Assertion $(A)$ and the other is labelled as Reason $(R).$

Assertion $(A) :$ Metallic character decreases and non-metallic character increases on moving from left to right in a period.

Reason $(R)$ $:$ It is due to increase in ionisation enthalpy and decrease in electron gain enthalpy, when one moves from left to right in a period.

In the light of the above statements, choose the most appropriate answer from the options given below :

Which compound is formed when excess of $KCN$ is added to aqueous solution of copper sulphate ?
Larger number of oxidation states are exhibited by the actinoides than those by the lanthanoids, the main reason being
Acetylene molecule has carbon in
The first ionization enthalpies of four consecutive elements present in the second period of the periodic table are $8.3, 11.3, 14.5$ and $13.6\,\, eV,$  respectively. Which one of the following is the first ionization enthalpy of nitrogen ?