Giúp mình hoàn thành bài này với ạ 1. CH4 + ? --->? + HCI 2. CaC₂ + ? --->?+ C2H2 3. C₂H₂OH+? ---> C2H5ONa + ? 4. C2H5OH + ? ---> C2H5OK + ? 5. CH3COOH + ? ---> CH3COONa + ? 6. CH3COOH + ? ---> CH3COOK + ? 7. C2H5OH + ? CO2 + ?
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7 tháng 4 2023
C2H5OH + O2 ---men giấm--> CH3COOH + H2O
2CH3COOH + 2Na ----> 2CH3COONa + H2
b.
CaC2 + 2H2O ---> C2H2 + Ca(OH)2
C2H2 + H2 -xt,to--> C2H4
C2H4 + H2O ---> C2H5OH
2C2H5OH + Na ---> 2C2H5ONa + H2
10 tháng 5 2022
Theo chiều từ trái sang, từ trên xuống nhé
\(C_2H_2+H_2\underrightarrow{t^o,Pd,PbCO_3}C_2H_4\)
\(C_2H_4+H_2O\underrightarrow{H^+,t^o}C_2H_5OH\)
\(C_2H_5OH+O_2\underrightarrow{men.giấm}CH_3COOH+H_2O\)
\(CH_3COOH+C_2H_5OH\underrightarrow{H_2SO_{4\left(đ\right)},t^o}CH_3COOC_2H_5+H_2O\)
\(CH_3COOC_2H_5+NaOH\underrightarrow{t^o}CH_3COONa+C_2H_5OH\)
\(C_2H_4+Br_2\rightarrow C_2H_4Br_2\)
\(2C_2H_5OH+2Na\rightarrow2C_2H_5ONa+H_2\)
\(2CH_3COOH+CuO\rightarrow\left(CH_3COO\right)_2Cu+H_2O\)
\(CH_3COOC_2H_5+NaOH\underrightarrow{t^o}CH_3COONa+C_2H_5OH\)
\(C_2H_5OH+3O_2\underrightarrow{t^o}2CO_2+3H_2O\)
10 tháng 5 2022
\(C_2H_2+C_2H_4\xrightarrow[t^o]{Pd\text{/}PdCO_3}C_2H_4\\ C_2H_4+H_2O\xrightarrow[H^+]{t^o}C_2H_5OH\\ C_2H_5OH+O_2\underrightarrow{\text{men giấm}}CH_3COOH+H_2O\\ CH_3COOH+C_2H_5OH\xrightarrow[t^o]{H_2SO_{4\left(đặc\right)}}CH_3COOC_2H_5+H_2O\\ CH_3COOC_2H_5+NaOH\rightarrow CH_3COONa+C_2H_5OH\)
\(C_2H_4+Br_2\rightarrow C_2H_4Br_2\\ C_2H_5OH+Na\rightarrow C_2H_5ONa+\dfrac{1}{2}H_2\\ 2CH_3COOH+CuO\rightarrow\left(CH_3COO\right)_2Cu+H_2O\\ CH_3COOC_2H_5+KOH\rightarrow CH_3COOK+C_2H_5OH\\ C_2H_5OH+3O_2\underrightarrow{t^o}2CO_2+3H_2O\)
H
22 tháng 4 2021
\(a) 2C_2H_5OH + 2K \to 2C_2H_5OK + H_2\\ b) 2CH_3COOH + CaCO_3 \to (CH_3COO)_2Ca + CO_2 + H_2O\\ c) 2CH_3COOH + ZnO \to (CH_3COO)_2Zn + H_2O\\ d) CH_3COOH + KOH \to CH_3COOK + H_2O\\ e) CH_4 + Cl_2 \xrightarrow{ánh\ sáng} CH_3Cl + HCl\\ f) CH≡CH + 2Br_2 \to CHBr_2-CHBr_2\\ g) CH_3-COOH + CH_3-CH_2-OH \buildrel{{H_2SO_4}}\over\rightleftharpoons CH_3-COO-CH_2-CH_3 + H_2O\)
17 tháng 12 2021
1) \(2C_2H_2+5O_2\underrightarrow{t^o}4CO_2+2H_2O\)
2) \(2C_4H_{10}+13O_2\underrightarrow{t^o}8CO_2+10H_2O\)
3) \(C_2H_2+2Br_2\rightarrow C_2H_2Br_4\)
4) \(2C_6H_5OH+2Na\rightarrow2C_6H_5ONa+H_2\)
5) \(2CH_3COOH+Na_2CO_3\rightarrow2CH_3COONa+CO_2+H_2O\)
6) \(CH_3COOH+NaOH\rightarrow CH_3COONa+H_2O\)
7) \(Ca\left(OH\right)_2+2HBr\rightarrow CaBr_2+2H_2O\)
8) \(Ca\left(OH\right)_2+2HCl\rightarrow CaCl_2+2H_2O\)
9) \(Ca\left(OH\right)_2+H_2SO_4\rightarrow CaSO_4++2H_2O\)
10) \(Ca\left(OH\right)_2+Na_2CO_3\rightarrow CaCO_3\downarrow+2NaOH\)
15 tháng 5 2022
Câu 2 nhé, bạn Tuệ Lâm Đỗ làm câu 1 rồi
$(1) CaCO_3 \xrightarrow{t^o} CaO + CO_2 \uparrow$
$(2) CaO + 3C \xrightarrow{t^o} CaC_2 + CO \uparrow$
$(3) CaC_2 + 2H_2O \rightarrow Ca(OH)_2 + C_2H_2 \uparrow$
$(4) C_2H_2 + H_2O \xrightarrow[HgSO_4/H_2SO_4]{t^o} CH_3CHO$
$(5) CH_3CHO + H_2 \rightarrow C_2H_5OH$
$(6) C_2H_5OH + CuO \xrightarrow{t^o} CH_3CHO + Cu \downarrow + H_2O$
$(7) C_2H_5OH + O_2 \xrightarrow{\text{men giấm}} CH_3COOH + H_2O$
$(8) CH_3COOH + C_2H_5OH \buildrel{{H_2SO_{4(đặc}, t^o}}\over\rightleftharpoons CH_3COOC_2H_5 + H_2O$
2 tháng 5 2022
\(2CH_3COOH+Na_2CO_3\rightarrow2CH_3COONa+CO_2+H_2O\)
\(2Na+2C_2H_5OH\rightarrow2C_2H_5ONa+H_2\)
\(Fe_2O_3+6CH_3COOH\rightarrow2\left(CH_3COO\right)_3Fe+3H_2O\)
\(2CH_3COOH+CuO\rightarrow\left(CH_3COO\right)_2Cu+H_2O\)
\(CH_3COOH+CH_3OH\underrightarrow{H_2SO_{4\left(đ\right)},t^o}CH_3COOCH_3+H_2O\)
\(6CH_3COOH+2Al\rightarrow2\left(CH_3COO\right)_3Al+3H_2\)
GN
GV Nguyễn Trần Thành Đạt
Giáo viên
23 tháng 4 2023
Chuỗi 1:
\(\left(1\right)CaCO_3\rightarrow\left(t^o\right)CaO+CO_2\\ \left(2\right)CaO+3C\rightarrow\left(2000^oC,lò.điện\right)CaC_2+CO\uparrow\\ \left(3\right)CaC_2+2H_2O\rightarrow C_2H_2+Ca\left(OH\right)_2\\ \left(4\right)C_2H_2+H_2\rightarrow\left(Ni,t^o\right)C_2H_4\\ \left(5\right)C_2H_4+H_2O\rightarrow\left(t^o,H^+\right)C_2H_5OH\\ \left(6\right)C_2H_5OH+2NaOH+CH_3COOH\rightarrow CH_3COONa+C_2H_5ONa+2H_2O\)
1. \(CH_4+Cl_2\underrightarrow{as}CH_3Cl+HCl\)
2. \(CaC_2+2H_2O\rightarrow Ca\left(OH\right)_2+C_2H_2\)
3. \(C_2H_5OH+Na\rightarrow C_2H_5ONa+\dfrac{1}{2}H_2\)
4. \(C_2H_5OH+K\rightarrow C_2H_5OK+\dfrac{1}{2}H_2\)
5. \(CH_3COOH+NaOH\rightarrow CH_3COONa+H_2O\)
6. \(CH_3COOH+KOH\rightarrow CH_3COOK+H_2O\)
7. \(C_2H_5OH+3O_2\underrightarrow{^o}2CO_2+3H_2O\)