Помогите с химией срочно очень.
CH3-CH2-CH2Br->C3H6->C3H6Br2->C3H4->CH3-C(тройная связь)C-CH3
CH3-CH2-CH2Br + NaOH->CH3-CH=CH2 + NaBr +H2O
CH3-CH=CH2 + Br2->CH3-CHBr-CH2Br
CH3-CHBr-CH2Br+ 2NaOH->CH3-C#CH + 2NaBr+H2O
2CH3-C#CH +2 Na +2CH3Cl->2CH3-C#C-CH3+ H2 +2NaCl