摘要:26.ABCD (2)2AgBr 2Ag+Br2. 2Ag+Br22AgBr. (3)①CH2=CHCH3 (CH3)2C ②氧化 ③CH2ClCH2Cl+2H2O HOCH2CH2OH+2HCl HOCH2CH2OH+CH2=C(CH3)COOH CH2=C(CH3)COOCH2CH2OH+H2O

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