MCQ
Which of the following is the most stabilized carbocation ?
- A
- B
- C
- ✓
✓
Answer
Correct option: D.
d
$(d)$ Stability of $C^{\oplus } \, \propto$ extent of conjugation
$(d)$ Stability of $C^{\oplus } \, \propto$ extent of conjugation
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
Which of the following reaction will produces primary alcohol ?
A solution containing $10 \mathrm{~g}$ of an electrolyte $\mathrm{AB}_2$ in $100 \mathrm{~g}$ of water boils at $100.52^{\circ} \mathrm{C}$. The degree of ionization of the electrolyte $(\alpha)$ is............ $\times 10^{-1}$.
→(nearest integer)
[Given : Molar mass of $\mathrm{AB}_2=200 \mathrm{~g} \mathrm{~mol}^{-1} \cdot \mathrm{K}_{\mathrm{b}}$
(molal boiling point elevation const. of water)
$=0.52 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$, boiling point of water $=100^{\circ} \mathrm{C}$;
$\mathrm{AB}_2$ ionises as $\left.\mathrm{AB}_2 \rightarrow \mathrm{A}^{2+}+2 \mathrm{~B}^{-}\right]$
When $40\,mL$ of $0.1\,N\,HCl$ and $20\,mL$ of $0.1\,M\,H_2SO_4$ are mixed together, the normality of the mixture will be
→$Ni^{2+}$ ion can be estimated by using dimethyl glyoxime and forms a cherry-red precipitate. The complex is stabilized by
→In which of the following molecules the central atom does not have $sp^3$ hybridization?
→In solvolysis of $1 , 2-$ dimethyl propyl $p$ -toluene sulfonate in acetic acid at $75\,^oC$, (alkene + substitution products) will be formed by mechanism ?
→A sub-shell $l = 2$ can take how many electrons
→An element $'P'$ has atomic number $56.$ What will be the formula of its halide ?
→A mixture of $1$ mole of $H _2 O$ and $1$ mole of $CO$ is taken in a $10$ litre container and heated to $725\,K$. At equilibrium $40 \%$ of water by mass reacts with carbon monoxide according to the equation :
→$CO ( g )+ H _2 O ( g ) \rightleftharpoons CO _2( g )+ H _2( g )$ The equilibrium constant $K _{ C } \times 10^2$ for the reaction is $.......$ (Nearest integer)
The correct order of ionic radii of ${Y^{3 - }},L{a^{3 + }},E{u^{3 + }}$ and $L{u^{3 + }}$ is
→(Atomic No. $Y = 39$, $La = 57$, $Eu = 63$, $Lu = 71$)