| Équations équilibrées la veille |
2 Fe + 3 S + 6 O2 = Fe2(SO4)3
Co(OH)3 + H{+} = Co{+2} + O2 + H2O =>
4 Co(OH)3 + 8 H{+} = 4 Co{+2} + O2 + 10 H2O
Br2 + H2O + SO2 = HBr + H2SO4 =>
Br2 + 2 H2O + SO2 = 2 HBr + H2SO4
CO2 + H2 = C2H2 + H2O =>
2 CO2 + 5 H2 = C2H2 + 4 H2O
HBr + KMnO4 + H2SO4 = MnSO4 + HBrO + K2SO4 + H2O =>
5 HBr + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + 5 HBrO + K2SO4 + 3 H2O
Na2SO4 + CaO = CaSO4 + Na2O =>
Na2SO4 + CaO = CaSO4 + Na2O
Mg3P2 + H2O = PH3 + Mg(OH)2 =>
Mg3P2 + 6 H2O = 2 PH3 + 3 Mg(OH)2
Fe(NO3)3 + Ag2S = Fe2S3 + AgNO3 =>
2 Fe(NO3)3 + 3 Ag2S = Fe2S3 + 6 AgNO3
B + Cl2 = BCl3 =>
2 B + 3 Cl2 = 2 BCl3
C6H8O6 = C6H7O6 + H =>
C6H8O6 = C6H7O6 + H
C4H8 + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
5 C4H8 + 8 KMnO4 + 12 H2SO4 = 10 CH3COOH + 4 K2SO4 + 8 MnSO4 + 12 H2O
Ba + HCl = BaCl2 + H2 =>
Ba + 2 HCl = BaCl2 + H2
C3H5N3O9 = CO2 + N2 + NO + H2O =>
4 C3H5N3O9 = 12 CO2 + 5 N2 + 2 NO + 10 H2O
KI + Fe = K2Fe + I2 =>
2 KI + Fe = K2Fe + I2
C5H12(l) + O2 = CO2(g) + H2O(v) =>
C5H12(l) + 8 O2 = 5 CO2(g) + 6 H2O(v)
Ni(NO3)2*6H2O + NaOH = Ni(OH)2 + NaNO3 + H2O =>
Ni(NO3)2*6H2O + 2 NaOH = Ni(OH)2 + 2 NaNO3 + 6 H2O
NaCH3COO(aq) + HCl(aq) = NaCl(aq) + HCH3COO(aq) =>
NaCH3COO(aq) + HCl(aq) = NaCl(aq) + HCH3COO(aq)
C2H3NO + H2O = CH3NH2 + CO2 =>
C2H3NO + H2O = CH3NH2 + CO2
Ag + NO3 = AgNO3 =>
Ag + NO3 = AgNO3
Be + H2O = Be(OH)2 + H2 =>
Be + 2 H2O = Be(OH)2 + H2
Zn(s) + Ag(NO)3(aq) = Ag(s) + Zn(NO)3(aq) =>
Zn(s) + Ag(NO)3(aq) = Ag(s) + Zn(NO)3(aq)
Fe(OH)2 + Na2S = FeS + Na(OH) =>
Fe(OH)2 + Na2S = FeS + 2 Na(OH)
K2Cr2O7 + H2SO4 = K2S04 + Cr2(SO4)3 + H2O + O2 =>
K2Cr2O7 + 7 H2SO4 = K2S04 + Cr2(SO4)3 + 7 H2O + 8 O2
Al(NO3)3 + Na2CO3 = Al2(CO3)3 + NaNO3 =>
2 Al(NO3)3 + 3 Na2CO3 = Al2(CO3)3 + 6 NaNO3
F2(g) + MgCl2(aq) = MgF2(s) + Cl2(g) =>
F2(g) + MgCl2(aq) = MgF2(s) + Cl2(g)
Mg + HNO3 = Mg(NO3)2 + N2 + H2O =>
5 Mg + 12 HNO3 = 5 Mg(NO3)2 + N2 + 6 H2O
Cr2O3 + NO3{-} + OH{-} = CrO4{-} + NO2{-} + H2O =>
Cr2O3 + 4 NO3{-} + 2 OH{-} = 2 CrO4{-} + 4 NO2{-} + H2O
K4Fe2(CN)6 + KMnO4 + H2SO4 = Fe2(SO4)3 + CO2 + NO + H2O + K2SO4 + MnSO4 =>
5 K4Fe2(CN)6 + 46 KMnO4 + 94 H2SO4 = 5 Fe2(SO4)3 + 30 CO2 + 30 NO + 94 H2O + 33 K2SO4 + 46 MnSO4
K2CO3(aq) + FeCl3(aq) = K2Cl3(aq) + FeCO3(s) =>
K2CO3(aq) + FeCl3(aq) = K2Cl3(aq) + FeCO3(s)
NaNO3 + NaCl = NaNO3NaCl =>
NaNO3 + NaCl = NaNO3NaCl
FeBr2 + HOH = Fe(OH)2 + HBr =>
FeBr2 + 2 HOH = Fe(OH)2 + 2 HBr
CH3CH2COOH + O2 = CO2H2O =>
2 CH3CH2COOH + 7 O2 = 6 CO2H2O
Na2CO3 + Mg(NO3)2 = MgCO3 + NaNO3 =>
Na2CO3 + Mg(NO3)2 = MgCO3 + 2 NaNO3
NaHCO3 + Al = AlHCO3 + Na =>
NaHCO3 + Al = AlHCO3 + Na
Bi + O = Bi2O5 =>
2 Bi + 5 O = Bi2O5
Mg + Fe(Cl)3 = MgCl2 + Fe =>
3 Mg + 2 Fe(Cl)3 = 3 MgCl2 + 2 Fe
H2S + HNO3 = H2SO4 + NO2 + H2O =>
H2S + 8 HNO3 = H2SO4 + 8 NO2 + 4 H2O
K2Cr2O7 + H2SO4 + (NH4)2SO4 = K2SO4 + NO + Cr2(SO4)3 + H2O =>
5 K2Cr2O7 + 17 H2SO4 + 3(NH4)2SO4 = 5 K2SO4 + 6 NO + 5 Cr2(SO4)3 + 29 H2O
N3 + H2O = NH3 + O2 =>
4 N3 + 18 H2O = 12 NH3 + 9 O2
H2Te + Ti(OH)3 = Ti(HTe)3 + H2O =>
3 H2Te + Ti(OH)3 = Ti(HTe)3 + 3 H2O
NaBr + KCl = NaCl + KBr =>
NaBr + KCl = NaCl + KBr
Ag + Mg(NO3)2 = Ag(NO3)2 + Mg =>
Ag + Mg(NO3)2 = Ag(NO3)2 + Mg
CH3CH(OH)CH3 + KMnO4 + H2SO4 = CH3C(O)CH3 + K2SO4 + MnSO4 + H2O =>
5 CH3CH(OH)CH3 + 2 KMnO4 + 3 H2SO4 = 5 CH3C(O)CH3 + K2SO4 + 2 MnSO4 + 8 H2O
Na(NO2) + O = NaNO3 =>
Na(NO2) + O = NaNO3
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
Ag2CO3 + CH3COOH = AgC2H3O2 + H2O + CO2 =>
Ag2CO3 + 2 CH3COOH = 2 AgC2H3O2 + H2O + CO2
Li3P + O2 = Li2O + P2O5 =>
2 Li3P + 4 O2 = 3 Li2O + P2O5
Ti(OH)3 + O2 = TiO(OH)2 + H2O =>
4 Ti(OH)3 + O2 = 4 TiO(OH)2 + 2 H2O
HCOONa + HCl = HCOOH + NaCl =>
HCOONa + HCl = HCOOH + NaCl
C18H38 + O2 = CO2 + H2O =>
2 C18H38 + 55 O2 = 36 CO2 + 38 H2O
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