12. Решение задачи по химии №001 280

20. a) Write the reactions proceeding according to the scheme: Propyne → (excess HBr) A → (alcohol. NaOH) B → (hydration) C

Name substances A, B and C.
b) Write reactions of interaction of propyne with metallic sodium and interaction of the obtained substance with chloroethane. Name the resulting substances.

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