1)`2CH_3CHO+O_2\overset(t^0, xt)to2CH_3COOH`

2)`CH_3COOH+C_2H_5OH\overset(t^0, xt)toCH_3COOC_2H_5+H_2O`

3)`CH_3COOC_2H_5+NaOH->CH_3COONa+C_2H_5OH`

4) `CH_3COOH+NaOH->CH_3COONa+H_2O`

5) `CH_3COONa+HCl\overset(xt)toCH_3COOH+NaCl`

6) `CH_3COONa+NaOH\overset(t^0,xt)toNa_2CO_3+CH_4`

7) `C_2H_5OH+CuO\overset(t^0)toCH_3CHO+Cu+H_2O`

8) `CH_3CHO+H_2->C_2H_5OH`

9) `2CH_4\overset(1500độ, \text(Làm lạnh nhanh))toC_2H_2+2H_2`

10) `C_2H_2+H_2\overset(t^0, xt)toC_2H_4`

11) `C_2H_2+2H_2\overset(t^0, xt)toC_2H_6`

12) `C_2H_4+H_2\overset(t^0, xt)toC_2H_6`

13) `C_2H_4+H_2O\overset(t^0, xt)toC_2H_5OH`

14) `C_2H_5OH+HCl->C_2H_5Cl+H_2O`

15) `C_2H_6+Cl_2->C_2H_5Cl+HCl`

16) `C_2H_5Cl+NaOH\overset(t^0)toC_2H_5OH+NaCl`

Đáp án + Giải thích các bước giải:

$(1) 2CH_3CHO + O_2 \overset{t^o, Mn^{2+}}{\longrightarrow} 2CH_3COOH$

$(2) CH_3COOH + C_2H_5OH \longrightarrow CH_3COOC_2H_5 + H_2O$

$(3) CH_3COOC_2H_5 + NaOH \longrightarrow C_2H_5OH + CH_3COONa$

$(4) 2CH_3COOH + Na_2CO_3 \longrightarrow 2CH_3COONa + H_2O + CO_2 \uparrow$

$(5) CH_3COONa 

$(6) CH_3COONa + NaOH \overset{t^o, CaO}{\longrightarrow} CH_4 + Na_2CO_3$

$(7) CH_3CHO + H_2 \longrightarrow C_2H_5OH$

$(8) C_2H_5OH + CuO \overset{t^o}{\longrightarrow} CH_3CHO + Cu + H_2O$

$(9) 2CH_4 \xrightarrow[\text{ làm lạnh nhanh}]{t^o} C_2H_2 + 3H_2 \uparrow$

$(10) C_2H_2 + H_2 \overset{Pd, t^o}{\longrightarrow} C_2H_4$

$(11) C_2H_2 + 2H_2 \overset{Ni, t^o}{\longrightarrow} C_2H_6$

$(12) C_2H_4 + H_2 \overset{Ni, t^o}{\longrightarrow} C_2H_6$

$(13) C_2H_4 + H_2O \overset{H_2SO_4, t^o}{\longrightarrow} C_2H_5OH$

$(14) C_2H_5OH + HCl \longrightarrow C_2H_5Cl + H_2O$

$(15) C_2H_6 + Cl_2 \overset{as}{\longrightarrow} C_2H_5Cl + HCl$

$(16) C_2H_5Cl + NaOH \overset{t^o, xt}{\longrightarrow} C_2H_5OH + NaCl$