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

Ethylene di bromide on heating with metallic sodium in ether solution yields
$......$ ionizes in fused or in aqueous solution state and furnish ions in solution.
Match the following:
Column $I$ Column $II$
$(A)$ $\mathrm{CH}_3-\mathrm{CHBr}-\mathrm{CD}_3$ on treatment with alc. $\mathrm{KOH}$ gives $\mathrm{CH}_2=\mathrm{CH}-\mathrm{CD}_3$ as a major product. $(P)$ $E1$ reaction
$(B)$ $\mathrm{Ph}-\mathrm{CHBr}-\mathrm{CH}_3$ reacts faster than $\mathrm{Ph}-\mathrm{CHBr}-\mathrm{CD}_3$. $(Q)$ $E2$ reaction
$(C)$ $\mathrm{Ph}-\mathrm{CH}_2-\mathrm{CH}_2 \mathrm{Br}$ on treatment with $\mathrm{C}_2 \mathrm{H}_5 \mathrm{OD} / \mathrm{C}_2 \mathrm{H}_5 \mathrm{O}^{-}$ gives $\mathrm{Ph}-\mathrm{CD}=\mathrm{CH}_2$ as the major product. $(R)$ $E1$ cb reaction
$(D)$ $\mathrm{PhCH}_2 \mathrm{CH}_2 \mathrm{Br}$ and $\mathrm{PhCD}_2 \mathrm{CH}_2 \mathrm{Br}$ react with same rate. $(S)$ First order reaction
In electro-refining, thick sheets of pure copper are obtained at:
Blood haemoglobin contains the metal
Oxidation state of $"S"$ in Peroxodisulphuric acid and Sodium tetrathionate are
Calculate the current (in $mA$) required to deposit $0.195\, g$ of platinum metal in $5.0\, hours$ from a solution of $[PtCl_6]^{2-}$ : (atomic weight : $Pt = 195$)
The cell, $Zn\, | \,Zn^{2+} \,(1\, M)\, || \,Cu^{2+}\, (1\, M)\, | \,Cu$  $(E^o_{cell} = 1.10\, v)$ was allowed to be completely discharged at $298\ K.$ The relative concentration of $Zn^{2+}$ to $Cu^{2+}  \left( {\frac{{\left[ {Z{n^{2 + }}} \right]}}{{\left[ {C{u^{2 + }}} \right]}}} \right)$ is
The stabilization of coordination compounds due  to chelation is called the chelate effect. Which of the following is the most stable complex species ?
Which of the following reaction is possible?