Question

If 1, 3-dibromopropane reacts with zinc and NaI, the product obtained is

• A. propene
• B. propane
• C. cyclopropane
• D. hexane

Answer 1

Answer: (C)

cyclopropane

Answer 2

$\alpha$, $\omega$-Dihalides when treated with sodium or zinc form cycloalkanes. Reaction is called Freund reaction.