有甲、乙、丙三种有机物,其结构如下: 已知A、B、C各代表—CH 3 、—CHO、—OH中的一种,甲、乙、丙互为同分异构体。 (1)将A、B、C代表的基团填在对应的表格内: A B C (2)甲、乙、丙按酸性由弱排列的顺序为_______ _。 (3)有机物丙和新制的Cu(OH) 2 悬浊液共热反应的化学方程式为 _____________________ _________________________
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