a, \(\left(1\right)CaC_2+2H_2O\rightarrow Ca\left(OH\right)_2+C_2H_2\)
\(\left(2\right)C_2H_2+H_2\xrightarrow[Pd/PbCO_3]{t^o}C_2H_4\)
\(\left(3\right)C_2H_4+H_2O\xrightarrow[H^+]{t^o}C_2H_5OH\)
\(\left(4\right)C_2H_5OH+O_2\underrightarrow{mengiam}CH_3COOH+H_2O\)
\(\left(5\right)2CH_3COOH+Mg\rightarrow\left(CH_3COO\right)_2Mg+H_2\)
b, \(\left(1\right)C_2H_4+H_2O\xrightarrow[H^+]{t^o}C_2H_5OH\)
\(\left(2\right)C_2H_5OH+O_2\underrightarrow{mengiam}CH_3COOH+H_2O\)
\(\left(3\right)CH_3COOH+C_2H_5OH⇌CH_3COOC_2H_5+H_2O\) (xt: H2SO4 đặc, to)
\(\left(4\right)CH_3COOC_2H_5+H_2O⇌CH_3COOH+C_2H_5OH\) (xt: H2SO4 đặc)
\(\left(5\right)C_2H_5OH+Na\rightarrow C_2H_5ONa+\dfrac{1}{2}H_2\)
Bạn tham khảo nhé!