MCQ
Which ($\pi$ -bond) will reduce first, when above compound undergoes catalytic hydrogenation ?
- A$a$
- B$b$
- C$c$
- ✓$d$
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(Atomic No. $Y = 39$, $La = 57$, $Eu = 63$, $Lu = 71$)
$\Delta H_f^o[CO_2,g] = -394 \,kJ/mol$
$\Delta H_f^o[H_2O,l] = -286\, kJ/mol$
$\Delta H_f^o [propene ,g] = 20\,kJ/mol$
cyclopropane $(g)$ $\to$ propene $(g)$ ; $\Delta H^o_{isomerisation} = $ $-33\,kJ/mol$.
Calculate $\Delta H^o_{combustion}$ [cyclopropane, $(g)$]
......$ kJ/mol$