MCQ
The most stable carbocation for the following is:
- ✓$c$
- B$d$
- C$b$
- D$a$
✓
Answer
Correct option: A.
$c$
a
The $+ M$ effect of $NH _2$ is stabilizing the carbocation.
The $+ M$ effect of $NH _2$ is stabilizing the carbocation.
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
Atomic radius of $Be, O, C, N, B$ are respectively (in $pm$)
→The major products formed:
→(Image)
$A$ and $B$ respectively are:
Borax is converted into crystalline boron by the following steps
→${B{orax}}\xrightarrow{X}{H_3}B{O_3}\xrightarrow{\Delta }{B_2}{O_3}\xrightarrow[\Delta ]{Y}B$,
$X$ and $Y$ are respectively
The de-Broglie's wavelength of electron present in first Bohr orbit of $'H'$ atom is
→Which of the following is not an example of tautomeric equilibrium ?
$\begin{array}{*{20}{c}}
{M{e_2}CH - CH - Me} \\
{\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,} \\
{\,\,\,\,\,\,\,\,OH}
\end{array}\xrightarrow[{350{\,^o}C}]{{A{l_2}{O_3}}}(A)\xrightarrow[{(ii)\,AgOH}]{{(i)\,HI}}(B)$
→{M{e_2}CH - CH - Me} \\
{\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,} \\
{\,\,\,\,\,\,\,\,OH}
\end{array}\xrightarrow[{350{\,^o}C}]{{A{l_2}{O_3}}}(A)\xrightarrow[{(ii)\,AgOH}]{{(i)\,HI}}(B)$
Product $(B)$ of above reaction
What is the value of electron gain enthalpy of $Na^+$ if $IE_1$ of $Na \ 5.1\ eV$ ? .......... $\mathrm{eV}$
→The rods of transition metals such as copper and zinc where potential difference is generated, are termed as:
The solubility of a less soluble salt having formula $M _2 Y$ will be :
( $K _{\text {sp }}=$ solubility product constant)
→In the reaction $BC{l_3} + P{H_3}\, \to \,C{l_3}B - P{H_3},$ Lewis base is
→