MCQ
Select the suitable reagent for above conversion.
- ✓$CH_2N_2 / \Delta$
- B$CBr_4 / RLi$
- C$H_2C = CH_2$
- D$t- BuOK$
✓
Answer
Correct option: A.
$CH_2N_2 / \Delta$
a
$(a)$ Carbene formation
$(a)$ Carbene formation
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
Maximum unpaired electrons are present in
Which of the following metal do not release $H _2$ gas on reacting with dil. $H _2 SO _4$ ?
→The enthalpy of neutralisation of $KOH$ by weak acid $(HA)$ is $- 12.2\ kcal\ mol^{-1}$ . If the weak acid was $10\%$ ionised, then the enthalpy of dissociation of $1\ mole\ HA$ is. Given the enthalpy of neutralistation $KOH$ by $HCl$ is $- 13.7\ kcal\ mol^{-1}$ .
→The addition of HBr to 1-butene gives a mixture of products A, B and C
Volume of $3 \ \mathrm{M} \ \mathrm{NaOH}$ (formula weight $40 \mathrm{~g} \mathrm{~mol}^{-1}$ ) which can be prepared from $84 \mathrm{~g}$ of$\mathrm{NaOH}$ is_____________ $\times 10^{-1} \ \mathrm{dm}^3$.
→Solubility product of $BaC{l_2}$ is $4 \times {10^{ - 9}}$. Its solubility in moles/litre would be
→Choose the correct statement($s$) among the following.
→$(A)$ $SnCl _2 \cdot 2 H _2 O$ is a reducing agent.
$(B)$ $SnO _2$ reacts with $KOH$ to form $K _2\left[ Sn ( OH )_6\right]$.
$(C)$ A solution of $PbCl _2$ in $HCl$ contains $Pb ^{2+}$ and $Cl ^{-}$ions.
$(D)$ The reaction of $Pb _3 O _4$ with hot dilute nitric acid to give $PbO _2$ is a redoxreaction.
The correct set of oxidation numbers of $Br$ in $Br_3O_8$ is
→The bond order in $O_2^ + $ is
→Which of the following is the correct plot for the probability density $\psi^{2}( r )$ as a function of distance ' $r$ ' of the electron form the nucleus for $2 s$ orbital?
→