MCQ
Which ($\pi$ -bond) will reduce first, when above compound undergoes catalytic hydrogenation ?


- A$a$
- B$b$
- C$c$
- ✓$d$

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$I_{2(g)} \rightleftharpoons 2I_{(g)} ; \Delta_f H^o = +150\,kJ$
The forward reaction is favoured at