根据卤素所连的碳原子类型不同分为 伯卤烃 RCH2X 仲卤烃 R)CHX 叔卤烃 (R):CX C2HCI (CH3)3CBr CH3CHCHCHCH2CI CI CH3 根据卤素所连的碳原子类型不同分为 伯卤烃 仲卤烃 叔卤烃 RCH2 X (R) 2 CHX (R) 3 CX C2H5Cl (CH3 )3CBr CH3 CHCHCHCH2 Cl Cl CH3