MCQ
Most stable carbocation among following is
- A

- B

- ✓

- D






Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$PC{l_5}(g) \rightleftharpoons PC{l_3}(g) + C{l_2}(g)$ is
The heat of hydration of $\mathrm{CuSO}_4$ to $\mathrm{CuSO}_4 \cdot 5 \mathrm{H}_2 \mathrm{O}$ is $-\mathrm{xkJ}$. The value of $\mathrm{x}$ is. . . . . . .

$H _{2} F _{2( g )} \rightarrow H _{2( g )}+ F _{2( g )}$
$\Delta U =-59.6\,kJ\,mol ^{-1} \text { at } 27^{\circ}\,C$.
The enthalpy change for the above reaction is (-) $kJ mol ^{-1}$ [nearest integer] Given : $R =8.314\,JK ^{-1}\,mol ^{-1}$