MCQ
Which is correct
- A$Z = 72 : p$ block
- B$Z = 91 : d$ block
- C$Z = 85 : f$ block
- ✓None
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$(i)\,\mathop {\begin{array}{*{20}{c}}
{\,\,\,\,\,C{H_3}} \\
| \\
{C{H_3} - C - C{H_3}} \\
| \\
{\,\,\,\,\,C{H_3}}
\end{array}}\limits_{(Neo - pen\tan e)\,(i)} $
$(ii\mathop {)\,\begin{array}{*{20}{c}}
{C{H_3} - CH - C{H_2} - C{H_3}} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{\,\,\,\,\,C{H_{3\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}}}
\end{array}}\limits_{(Iso - pen\tan e)\,\,(ii)} $
$(iii)\,\mathop {C{H_3} - C{H_2} - C{H_2} - C{H_2} - C{H_3}}\limits_{(n - pen\tan e)} $
| List$-I$ | List$-II$ |
| $(A)$ Spontaneous process | $(I)\,\Delta H < 0$ |
| $(B)$ Process with $\Delta P =0 \;\Delta T =0$ | $(II)\,\Delta G _{ T , P } < 0$ |
| $(C)\,\Delta H _{reaction}$ | $(III)$ Isothermal and isobaric process |
| $(D)$ Exothermic process | $(IV)$ [Bond energies of molecules in reactants] - [Bond energies of product molecules] |
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