a, (1) \(C_2H_4+H_2O\underrightarrow{^{t^o,xt}}C_2H_5OH\)
(2) \(C_2H_5OH+O_2\underrightarrow{^{mengiam}}CH_3COOH+H_2O\)
(3) \(2CH_3COOH+Fe\rightarrow\left(CH_3COO\right)_2Fe+H_2\)
b, (1) \(\left(C_6H_{10}O_5\right)_n+nH_2O\underrightarrow{^{H^+}}nC_6H_{12}O_6\)
(2) \(C_6H_{12}O_6\underrightarrow{t^o,xt}2C_2H_5OH+2CO_2\)
(3) \(C_2H_5OH+O_2\underrightarrow{^{mengiam}}CH_3COOH+H_2O\)
(4) \(CH_3COOH+C_2H_5OH⇌CH_3COOC_2H_5+H_2O\) (xt: H2SO4 đặc, to)