MCQ
Which reagent is suitable for this conversion?

- A$\text{Zn−Hg/HCl}$
- ✓$\mathrm{LiAlH}_4$
- C$\mathrm{NH}_2-\mathrm{NH}_2 / \mathrm{OH}^{-}$
- DRed $\text{P + HI}$

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($en=$ ethylenediamine)


Reason : Alcohols leading to conjugated alkenes are dehydrated to a greater extent