Câu 1.\(2CH_4\rightarrow\left(t^o,làm.lạnh.nhanh\right)C_2H_2+2H_2\)\(C_2H_2+H_2\rightarrow\left(t^o,Pb\right)C_2H_4\)\(C_2H_4+H_2O\rightarrow\left(t^o,H_2SO_4\right)C_2H_5OH\)\(C_2H_5OH+O_2\rightarrow\left(men.giấm\right)CH_3COOH+H_2O\)\(C_2H_5OH+CH_3COOH\rightarrow\left(t^o,H_2SO_4\right)CH_3COOC_2H_5+H_2O\)Câu 2.\(CaC_2+2H_2O\rightarrow C_2H_2+Ca\left(OH\right)_2\)\(C_2H_2+H_2\rightarrow\left(t^o,Pb\right)C_2H_4\)\(C_2H_4+H_2O\rightarrow\left(t^o,H_2SO_4\right)C_2H_5OH\)\(C_2H_5OH+O_2\rightarrow\left(men.giấm\right)CH_3COOH+H_2O\) Câu trả lời: Câu 1.\(2CH_4\rightarrow\left(t^o,làm.lạnh.nhanh\right)C_2H_2+2H_2\)\(C_2H_2+H_2\rightarrow\left(t^o,Pb\right)C_2H_4\)\(C_2H_4+H_2O\rightarrow\left(t^o,H_2SO_4\right)C_2H_5OH\)\(C_2H_5OH+O_2\rightarrow\left(men.giấm\right)CH_3COOH+H_2O\)\(C_2H_5OH+CH_3COOH\rightarrow\left(t^o,H_2SO_4\right)CH_3COOC_2H_5+H_2O\)Câu 2.\(CaC_2+2H_2O\rightarrow C_2H_2+Ca\left(OH\right)_2\)\(C_2H_2+H_2\rightarrow\left(t^o,Pb\right)C_2H_4\)\(C_2H_4+H_2O\rightarrow\left(t^o,H_2SO_4\right)C_2H_5OH\)\(C_2H_5OH+O_2\rightarrow\left(men.giấm\right)CH_3COOH+H_2O\)