$C H_{3} - C l | C H - C l | C H - C H_{3} N a I - ----- \to Acetone, △ 2-Butene$
Which of the following is/are true option(s) about the reaction?

Meso form of reactant gives cis-2-butene

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R,R-2,3-dichlorobutane will give cis-2-butene

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S,S-2,3-dichlorobutane will give cis-2-butene

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2R,3S-2,3-dichlorobutane will give cis-2-butene

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Solution

The correct option is C S,S-2,3-dichlorobutane will give cis-2-butene
(a)

(b)
(c)
(d) 2R,3S-2,3-dichlorobutane will give trans-2-butene as shown in (a).

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