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CH4 + 2O2 -> (t°) CO2 + 2H2O
C2H2 + 2Br2 -> C2H2Br4
CH4 + Cl2 -> (as) CH3Cl + HCl
2C2H2 + 5O2 -> (t°) 4CO2 + 2H2O
nCH2=CH2 -> (-CH2-CH2-)n
C2H4 + 3O2 -> (t°) 2CO2 + 2H2O
\(1,CH_4+Cl_2\underrightarrow{\text{ánh sáng}}CH_3Cl\\ 2,C_6H_6+Br_2\xrightarrow[t^o]{Fe}C_6H_5Br\\ 3,C_6H_6+Cl_2\underrightarrow{\text{ánh sáng}}C_6H_5Cl\\ 4,2CH_3COOH+CaCO_3\rightarrow\left(CH_3COO\right)_2Ca+CO_2\uparrow+H_2O\\ 5,\left(RCOO\right)_3C_3H_5+3NaOH\rightarrow3RCOONa+C_3H_5\left(OH\right)_3\\ 6,CaCO_3+CO_2+H_2O\rightarrow Ca\left(HCO_3\right)_2\\ 7,2NaHCO_3\underrightarrow{t^o}Na_2CO_3+CO_2\uparrow+H_2O\\ 8,NaOH+SiO_2\underrightarrow{t^o}Na_2SiO_3+H_2O\)
\(9,NaHCO_3+HCl\rightarrow NaCl+CO_2\uparrow+H_2O\\ 10,Cl_2+H_2O⇌HCl+HClO\\ 11,CH_3COOC_2H_5+NaOH\rightarrow CH_3COONa+C_2H_5OH\\ 12,C_6H_6+3H_2\xrightarrow[t^o]{Ni}C_6H_{12}\\ 13,\left(RCOO\right)_3C_3H_5+3H_2O\rightarrow3RCOOH+C_3H_5\left(OH\right)_3\\ 14,\left(-C_6H_{10}O_5-\right)_n+nH_2O\rightarrow nC_6H_{12}O_6\\ 15,CH_3COONa+NaOH\underrightarrow{t^o}CH_4\uparrow+Na_2CO_3\\16, Ca\left(HCO_3\right)\underrightarrow{t^o}CaCO_3+CO_2\uparrow+H_2O\)
\(17,MnO_2+4HCl\rightarrow MnCl_2+Cl_2\uparrow+2H_2O\\ 18,NaHCO_3+NaOH\rightarrow Na_2CO_3+H_2O\\ 19,2C_4H_{10}+5O_2\xrightarrow[men,xt]{t^o}4CH_3COOH+2H_2O\\ 20,2NaOH+Cl_2\rightarrow NaCl+NaClO+H_2O\\ 21,CH_3COOC_2H_5+H_2O\underrightarrow{t^o}CH_3COOH+C_2H_5OH\)
+) \(CaC_2+2H_2O\rightarrow C_2H_2+Ca\left(OH\right)_2\)
+) \(C_2H_2+H_2\rightarrow C_2H_4\)
+) \(C_2H_4+Br_2\rightarrow C_2H_4Br_2\)
+) \(C_2H_4Br_2+2H_2O\rightarrow C_2H_4\left(OH\right)_2+2HBr\)
Ở pthh 2 thiếu đk: \(C_2H_2+H_2\underrightarrow{t^o,Pd}C_2H_4\)
\(CaC_2+2H_2O\rightarrow Ca\left(OH\right)_2+C_2H_2\)
\(C_2H_2+H_2\underrightarrow{^{Pd\text{/}PbCO_3,t^0}}C_2H_4\)
\(C_2H_4+H_2\underrightarrow{^{Ni,t^0}}C_2H_6\)
\(C_2H_6+Cl_2\underrightarrow{askt}C_2H_5Cl+HCl\)
Trả lời :
a) \(H_2+C_2N_2\underrightarrow{t^{\text{o}}}2HCN\)
b) \(2SO_2+O_2\underrightarrow{t^{\text{o}},\text{ xt }V_2O_5}2SO_3\)
c) \(P_4+2N_2\underrightarrow{t^{\text{o}}}4PN\)
d) \(CH_4+Cl_2\underrightarrow{\text{ánh sáng}}CH_3Cl+HCl\)
a) \(H_2+C_2N_2\underrightarrow{t^o}2HCN\)
b) \(2SO_2+O_2\underrightarrow{t^o,V_2O_5}2SO_3\)
c) \(P_4+2N_2\underrightarrow{t^o}4PN\)
d) \(CH_4+Cl_2\underrightarrow{a/s}CH_3Cl+HCl\)
Trả lời :
a) \(CO_2+C\underrightarrow{t^{\text{o}}}2CO\)
b) \(2H_2O_2\underrightarrow{\text{xt }MnO_2}2H_2O+O_2\)
c) \(3O_2\underrightarrow{\text{tia UV}}2O_3\)
d) \(N_2+O_2\underrightarrow{t^{\text{o}},\text{ xt }PtO_2}2NO\)
a) \(CO_2+C\underrightarrow{t^o}2CO\)
b) \(2H_2O_2\underrightarrow{MnO_2}2H_2O+O_2\uparrow\)
c) \(3O_2\underrightarrow{\text{tia cực tím}}2O_3\)
d) \(N_2+O_2\underrightarrow{t^o, MnO_2}2NO\)
1/ C2H4 + H2O => (140o,H2SO4đ) C2H5OH
C2H5OH + O2 => (men giấm) CH3COOH + H2O
CH3COOH + C2H5OH => (H2SO4đ,to) <pứ hai chiều> CH3COOC2H5 + H2O
CH3COOC2H5 + NaOH => (to) CH3COONa + C2H5OH
2/ C6H12O6 => (men rượu,to) 2CO2 + 2C2H5OH
C2H5OH + O2 => (men giấm) CH3COOH + H2O
2CH3COOH + CaCO3 => (CH3COO)2Ca + CO2 + H2O
3/ CaC2 + 2H2O => Ca(OH)2 + C2H2
C2H2 + H2 => (Pd, to) C2H4
C2H4 + 1/2 O2 => (xt,P,to) CH3CHO
CH3CHO + 1/2 O2 => CH3COOH
\(a)\)
\(C_2H_4+H_2O\xrightarrow[t^o]{Axit}C_2H_5OH\)
\(C_2H_5OH+O_2\underrightarrow{lên-men-giâm}CH_3COOH+H_2O\)
\(2CH_3COOH+CuO--->\left(CH_3COO\right)_2Cu+H_2O\)
\(b)\)
\(CaC_2+2H_2O--->Ca\left(OH\right)_2+C_2H_2\)
\(C_2H_2+2H_2\xrightarrow[Ni]{t^o}C_2H_6\)
\(C_2H_6+Cl_2\xrightarrow[anh-sang]{t^o}C_2H_5Cl+HCl\)
\(1) 2Fe(OH)_3 \xrightarrow{t^o} Fe_2O_3 + 3H_2O\\ 2) Na_2O + H_2SO_4 \to Na_2SO_4 + H_2O\\ 3) ZnO + H_2SO_4 \to ZnSO_4 + H_2O\\ 4) NaOH + HCl \to NaCl + H_2O\\ 5) 2NaOH + CO_2 \to Na_2CO_3 + H_2O\\ 6) Mg + 2HCl \to MgCl_2 + H)2\\ 7) Cu + 2AgNO_3 \to Cu(NO_3)_2 + 2Ag\\ 8) 2K + S \xrightarrow{t^o} K_2S\)
1, $2Fe(OH)_3\xrightarrow{t^o} Fe_2O_3+3H_2O$
2, $H_2SO_4+2NaOH\to Na_2SO_4+2H_2O$
3, $H_2SO_4+Zn(OH)_2\to ZnSO_4+2H_2O$
4, $NaOH+HCl\to NaCl+H_2O$
5, $2NaOH+CO_2\to Na_2CO_3+H_2O$
6, $Mg+2HCl\to MgCl_2+H_2$
7, $Cu+2AgNO_3\to Cu(NO_3)_2+2Ag$
8, $2K+S\xrightarrow{t^o} K_2S$
CH4 + 2O2 -> (t°) CO2 + 2H2O
C2H2 + 2Br2 -> C2H2Br4
CH4 + Cl2 -> (askt) CH3Cl + HCl
2C2H2 + 5O2 -> (t°) 4CO2 + 2H2O
C2H4 + Br2 -> C2H4Br2
nCH2=CH2 -> (t°, p, xt) n(-CH2-CH2-)
C2H4 + 3O2 -> (t°) 2CO2 + 2H2O