高中化学方程式大全

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Pt极(+) 2O2+4H2O+8e-==8 (还原反应)
化学方程式 CH4+2O2+2NaOH==Na2CO3+3H2O
十三、热化学方程式
C(s)+1/2O2(g)==CO(g)； △H=－393.5kJ/mol
C(s)+O2(g)==CO2(g)； △H=－110.5kJ/mol
CO(g)+1/2O2(g)==CO2(g)；△H=－283.0kJ/mol
H2(g)+1/2O2(g)==H2O(g)；△H=－241.8kJ/mol
H2(g)+1/2O2(g)==H2O(l)；△H=－285.8kJ/mol
2H2(g)+O2(g)==2H2O(g)；△H=－483.6kJ/mol
2H2(g)+O2(g)==2H2O(l)；△H=－571.6kJ/mol
CH4(g)+2O2(g)==CO2(g)+2H2O(l)；△H=－890.3kJ/mol
C8H18(l)+12.5O2(g)==8CO2(g)+9H2O(l)；△H=－5518kJ/mol
C6H12O6(s)+6O2(g)==6CO2(g)+6H2O(l)；△H=－2800kJ/mol
N2H4(g)+O2(g)==N2(g)+2H2O(g)；△H=－534kJ/mol
S(s)+O2(g)==SO2(g)； △H=－297kJ/mol
FeS2(s)+11/4O2(g)==1/2Fe2O3(s)+2SO2(g)；△H=-853kJ/mol
SO2(s)+1/2O2(g)==SO3(g)；△H=－98.3kJ/mol
SO3(g)+H2O(l)==H2SO4(l)；△H=－130.8kJ/mol
H2(g)+Cl2(g)==2HCl(g)；△H=－184.6kJ/mol
C(s)+H2O(g)==H2(g)+CO2(g)；△H=+131.5kJ/mol
3H2(g)+N2(g)==2NH3(g)；△H=－92.2kJ/mol
2O2(g)+N2(g)==2NO2(g)；△H=+68kJ/mol
O2(g)+N2(g)==2NO(g)；△H= －kJ/mol
O2(g)+2NO(g)==2NO2(g)；△H= －kJ/mol
2NO2(g)==N2O4(g)；△H= －kJ/mol
Cu(s)+1/2O2(g)==CuO(s)；△H=－157kJ/mol
CaCO3(s)+==CaO(s)+CO2(g)；△H=+1777kJ/mol
C(石墨) + O2(g) === CO2(g)； △H = －393.51kJ •mol-1
C(金刚石) + O2(g) === CO2(g)； △H = －395.41kJ •mol-1
C(石墨) ===C(金刚石)； △H = +1.9kJ •mol-1
NaOH(aq)+HCl(aq)=NaCl(aq)+H2O(l)；△H=－57.3kJ/mol
KOH(aq)+HNO3(aq)=NaNO3(aq)+H2O(l)；△H=－57.3kJ/mol
NaOH(aq)+1/2H2SO4(aq)=1/2Na2SO4(aq)+H2O(l)；△H=－57.3kJ/mol



 

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高中化学方程式大全