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Wurtz Halide Reaction

Meso-and race...

Question

Meso-and racemic-2, 3-dibromobutane on reaction with NaI in acetone give:

E-But-2-ene and Z-But-2-ene, respectively

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Z-But-2-ene and E-But-2-ene, respectively

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both give E-But-2-ene

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both give Z-But-2-ene

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Solution

The correct option is A E-But-2-ene and Z-But-2-ene, respectively
i. Meso compound + Anti-elimination of $B r_{2}$ $\to$ trans or E-But-2-ene.
ii. Racemic compound + Anti-elimination of $B r_{2}$ $\to$ cis or Z-But-2-ene.
So the answer is (a).

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N a / e t h e r

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