用一种试剂鉴别 CH3COOH CH3CHO CH3CH2OH CH3COOCH2CH3
用一种试剂鉴别 CH3COOH CH3CHO CH3CH2OH CH3COOCH2CH3
用一种试剂可以区别CH3COOH、CH3CHO、CH3CH2OH、CH3COOCH2CH3四种物质
鉴别苯酚、CH3CH2OH、CH3CHO、CH3COOH四种溶液,不必使用的试剂是A、FeCl3 B、银氨溶液 C、新制
能一次鉴别CH3COOH、CH3CH2OH、苯、溴苯4种物质的试剂是
ch3ch2oh和ch3cho互相转化的方程式 和 ch3cho变为ch3cooh的 一共3个方程式
CH3CH2OH + CH3COOH == CH3COOCH2CH3 + H2O 乙酸 它的反应类型是什么呢?
③CH3COOH+CH3CH2OH CH3COOCH2CH3+H2O 中间是横线还是可逆符号
用一种试剂鉴别CH3COOH,Al2(SO4)3,Ba(NO3)2,KCl
CH3CH2OH→①CH3CHO→②CH3COOH→③CO2+H2O
CH3CH2OH、CH3CHO、CH3COOH中的O原子是采用SP3杂化吗?其分子结构情况是什么样的?
2CH3CH2OH+02=2CH3CHO+2H2O 2CH3CH0+O2==2CH3COOH CH3CH2OH+CH3C
CH3CHO+CH3CH2OH=?