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With alcoholic potash, C4H8Cl2 (A) gives...

With alcoholic potash, `C_4H_8Cl_2` (A) gives `C_4H_6` (B), which reacts with ammoniacal cuprous chloride. Identify the compounds (A) and (B).

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To solve the problem, we need to identify the compounds A (C₄H₈Cl₂) and B (C₄H₆) based on the given reactions. ### Step-by-Step Solution: 1. **Identify the Reaction with Alcoholic Potash**: - The compound A is C₄H₈Cl₂, which reacts with alcoholic potash (KOH) to yield C₄H₆ (compound B). - Alcoholic potash typically promotes elimination reactions, leading to the formation of alkenes or alkynes. ...
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