2) Organocuprates are important nucleophile in organic chemistry. They are usually generated from Grignard reagents (equation below). Draw a picture of the transition state for this reaction and why is the product formation favorable. Cul CuR MgBrl + +

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Alkynes

Alkynes are organic compounds that contain at least one triple bond between carbon-carbon atoms. They are a series of unsaturated compounds with a general molecular formula, CnH2n-2.