MCQ
Which will undergo deprotonation most readily in basic medium?
  • $a$ only
  • B
    $c$ only
  • C
    Both $a$ and $c$
  • D
    $b$ only

Answer

Correct option: A.
$a$ only
a
Most easily deprotonation

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

The number of electrons shared by each outermost shell of ${N_2}$ is
What are the organic products formed in the following reaction

${C_6}{H_5} - COO - C{H_3}\mathop {\xrightarrow{{1.\,LiAl{H_4}}}}\limits_{2.\,{H_2}O} $

The major product of the following reaction is:
Rearrange the following ($I $ to $IV $)  in the order of increasing masses and choose the correct answer (Atomic mass: $N=14, O=16, Cu=63$).

$I.$ $1$ molecule of oxygen

$II.$ $1$ atom of nitrogen

$III.$ $1 \times {10^{ - 10}}$ $g$ molecular weight of oxygen

$IV.$ $1 \times {10^{ - 10}}$ $g$ atomic weight of copper

In hydrogen atomic spectrum, a series limit is found at $12186.3\, cm^{-1}$. Then it belong to
A solution of urea (mol. mass $56\,g $ $mol^{-1}$) boils at $100.18\,^oC$  at the atmospheric pressure. If ${K_f}$ and ${K_b}$for water are  $1.86$  and $0.512\, K\,kg $ $mol^{-1}$ respectively the above solution will freeze at  ......... $^oC$.
For the reaction $\mathrm{A} \rightarrow \mathrm{B}$, the rate constant $\mathrm{k}\left(\right.$ in $\left.\mathrm{s}^{-1}\right)$ is given by  $\log _{10} \mathrm{k}=20.35-\frac{\left(2.47 \times 10^{3}\right)}{\mathrm{T}}$   . The energy of activation in $\mathrm{kJ} \,\mathrm{mol}^{-1}$ is ..... . (Nearest integer)  $\left[\right.$ Given $\left.: \mathrm{R}=8.314\, \mathrm{~J}\, \mathrm{~K}^{-1}\, \mathrm{~mol}^{-1}\right]$
Four successive members of the first row transition elements are listed below with atomic numbers. Which one of them is expected to have the highest $E^o_{M^{3+} /M^{2+}}$ value ?
Correct expression of "Allred and Rochow's" scale is
The oxidation number of iron in the compound ${K_4}[Fe{(CN)_6}]$ is