MCQ
Find out correct stability order in the following carbocations-


- ✓$IV\ >\ I\ >\ III\ >\ II$
- B$IV\ >\ III\ >\ I\ >\ II$
- C$I\ >\ IV\ >\ III\ >\ II$
- D$I\ >\ III\ >\ IV\ >\ II$


Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

| List $-I$ (Atomic Number) | List $-II$ (Block of periodic table) |
| $A$ $37$ | $I$ $p-$block |
| $B$ $78$ | $II$ $d-$block |
| $C$ $52$ | $III$ $f-$block |
| $D$ $65$ | $IV$ $s-$block |
નીચે આપેલા વિકલ્પોમાંથી યોગ્ય ઉત્તરની પસંદગી કરો.
Step $I\,\,:$ ${H_2}O(g)\, \to \,H(g)\, + \,OH(g)\,;$ $\Delta H = 498\,kJ\,mol^{-1}$
Step $II\,\,:$ $OH(g)\, \to \,H(g)\, + \,O(g)\,;$ $\Delta H = 428\,kJ\,mol^{-1}$
The bond enthalpy of the $O-H$ bond is....$kJ\,mol^{-1}$