how will you prepare benzene from Ethyne and grignard reagent
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A Grignard reagent has a formula RMgX where X is a halogen, and R is an alkyl or aryl (based on a benzene ring) group. ... Grignard reagents are made by adding the halogenoalkane to small bits of magnesium in a flask containing ethoxyethane
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Benzene is prepared from ethyne by the process of cyclic polymerization. In this process, Ethyne is passed through a red hot iron tube at 873 K. The ethyne molecule then undergoes cyclic polymerization to form benzene.
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