用含淀粉的物质制备陈醋(醋酸)的主要过程,可用化学方程式表示为?

(1)(2)(3)(4)
2024-11-14 12:05:32
推荐回答(3个)
回答1:

(1) (C12H10O5)n+nH2O=(酶或浓硫酸)=nC6H12O6
(2) C6H12O6=酶=2C2H5OH+2CO2
(3) 2C2H5OH+O2=2CH3CHO+2H2O
(4) 2CH3CHO+O2=2CH3COOH(直接氧化)或
CH3CHO+2Cu(OH)2=水浴加热=CH3COOH+Cu2O沉淀+2H2O
如有疑问,欢迎提出!

回答2:

(1) (C12H10O5)n+nH2O=(酶或浓硫酸)=nC6H12O6
(2) C6H12O6=酶=2C2H5OH+2CO2
(3) 2C2H5OH+O2=2CH3CHO+2H2O
(4) 2CH3CHO+O2=2CH3COOH(直接氧化)或
CH3CHO+2Cu(OH)2=水浴加热=CH3COOH+Cu2O沉淀+2H2O

回答3:

你决定是浙鳌的~