摘要:18.卤代烃的取代反应实质是带负电荷的原子团取代了卤代烃中的卤原子.如: CH3Br+OH-→CH3OH+Br-.下列反应的化学方程式中.不正确的是 (A) CH3CH2Br+NaHS→CH3CH2SH+NaBr (B) CH3CH­2Cl+CH3ONa→CH3Cl+CH3CH2ONa (C) CH3I+CH3ONa→CH3OCH3+NaI (D)CH3CH2Cl+CH3CH2ONa→(CH3CH2)2O+NaCl

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