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1. HC ≡ CH +
HCI → CH2 = CHCI2. CH3 ─ OH + HBr → CH3Br + H2O
3. CH3 − CH2 − CH2− CH3 → CH3 − CH − CH3
׀
CH3
4. CH3 − CH − CH 3→ CH3− CH ═ CH2 + H2O
׀
OH
5. CH3 − CH2CI + NaOH → CH2 ═ CH2 + NaCI + H2O