| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Sr + 5 H2SO4 = 4 SrSO4 + H2S + 4 H2O
C3H8O(l) + O2(g) = CO2 + H2O =>
2 C3H8O(l) + 9 O2(g) = 6 CO2 + 8 H2O
MnO2 + H2SO4 = MnSO4 + H2O + O2 =>
2 MnO2 + 2 H2SO4 = 2 MnSO4 + 2 H2O + O2
NaAl(OH)4 + H2SO4 = Al2(SO4)3 + Na2SO4 + H2O =>
2 NaAl(OH)4 + 4 H2SO4 = Al2(SO4)3 + Na2SO4 + 8 H2O
HNO3 + NH4Cl = HCl + NH4NO3 =>
HNO3 + NH4Cl = HCl + NH4NO3
Ag3AsO4 = Ag + As + O =>
Ag3AsO4 = 3 Ag + As + 4 O
Zn + HC1 = ZnC1 + H2 =>
2 Zn + 2 HC1 = 2 ZnC1 + H2
Ca(CO3) + H3(PO4) = Ca3(PO4)2 + H2(CO3) =>
3 Ca(CO3) + 2 H3(PO4) = Ca3(PO4)2 + 3 H2(CO3)
HBr + HClO4 = BrClO4 + H =>
HBr + HClO4 = BrClO4 + 2 H
BeF2 + K2O = BeO + F2K2 =>
BeF2 + K2O = BeO + F2K2
H3AsO3 + H2O = H3AsO4 + H =>
H3AsO3 + H2O = H3AsO4 + 2 H
Co + Cl2 = CoCl3 =>
2 Co + 3 Cl2 = 2 CoCl3
BrO{-}(aq) = Br{-}(aq) + BrO3{-}(aq) =>
3 BrO{-}(aq) = 2 Br{-}(aq) + BrO3{-}(aq)
CO2 + K = K2CO3 + C =>
3 CO2 + 4 K = 2 K2CO3 + C
Mg + O2(g) = MgO(s) =>
2 Mg + O2(g) = 2 MgO(s)
Mg + HCe = MgCe + H2 =>
2 Mg + 2 HCe = 2 MgCe + H2
HI(aq) + NaHCO3(aq) = HCHO3 + NaI =>
HI(aq) + NaHCO3(aq) = HCHO3 + NaI
Co(OH)2 + O2 = CoO(OH) + H2O =>
4 Co(OH)2 + O2 = 4 CoO(OH) + 2 H2O
C8H12O2 + O2 = H2O + CO2 =>
C8H12O2 + 10 O2 = 6 H2O + 8 CO2
Pb(NO3)2 + MgSO4 = PbSO4 + Mg(NO3)2 =>
Pb(NO3)2 + MgSO4 = PbSO4 + Mg(NO3)2
Li2CO3 + CH3COOH = LiCH3COO + H2O + CO2 =>
Li2CO3 + 2 CH3COOH = 2 LiCH3COO + H2O + CO2
Fe + O + H = Fe(OH)3 =>
Fe + 3 O + 3 H = Fe(OH)3
Bi2S3(s) + O2(g) = Bi2O3(g) + SO2(g) =>
2 Bi2S3(s) + 9 O2(g) = 2 Bi2O3(g) + 6 SO2(g)
AsH3 + AgNO3 + H2O = H2AsO3 + HNO3 + Ag =>
AsH3 + 7 AgNO3 + 3 H2O = H2AsO3 + 7 HNO3 + 7 Ag
C6H10 = C6H12 + C6H6 =>
3 C6H10 = 2 C6H12 + C6H6
Fe + LiCN = Li + FeCN =>
Fe + LiCN = Li + FeCN
KCl(aq) + Na2SO4(aq) = K2SO4(s) + NaCl(aq) =>
2 KCl(aq) + Na2SO4(aq) = K2SO4(s) + 2 NaCl(aq)
AgNO3 + MgI2 = AgI + Mg(NO3)2 =>
2 AgNO3 + MgI2 = 2 AgI + Mg(NO3)2
CuO + NaCl = CuCl2 + Na2O =>
CuO + 2 NaCl = CuCl2 + Na2O
BaO + P4O10 = Ba3(PO4)2 =>
6 BaO + P4O10 = 2 Ba3(PO4)2
Fe2O3 + C4 = Fe + CO =>
4 Fe2O3 + 3 C4 = 8 Fe + 12 CO
C3Hg + O2 = CO2 + Hg2O =>
4 C3Hg + 13 O2 = 12 CO2 + 2 Hg2O
SO3{-2} + H2O = SO4{-2} + H2 =>
SO3{-2} + H2O = SO4{-2} + H2
K(s) + H2SO4(aq) = K2SO4(aq) + H2(g) =>
2 K(s) + H2SO4(aq) = K2SO4(aq) + H2(g)
Na3VO4 + H2O2 = Na3VO5 + H2O =>
Na3VO4 + H2O2 = Na3VO5 + H2O
NH3 + Pb(NO3)2 + H2O = NH4NO3 + Pb =>
10 NH3 + 4 Pb(NO3)2 + 3 H2O = 9 NH4NO3 + 4 Pb
Fe + NO2 = Fe2O3 + NO =>
2 Fe + 3 NO2 = Fe2O3 + 3 NO
MoO2 + XeF2 = MoF6 + Xe + O =>
MoO2 + 3 XeF2 = MoF6 + 3 Xe + 2 O
Fe + HBr = H2 + FeBr2 =>
Fe + 2 HBr = H2 + FeBr2
Fe + FeCl3 = FeCl2 =>
Fe + 2 FeCl3 = 3 FeCl2
KSCN + PbO2 + HCl = KCl + PbCl2 + CO2 + NO + SO2 + H2O =>
2 KSCN + 11 PbO2 + 24 HCl = 2 KCl + 11 PbCl2 + 2 CO2 + 2 NO + 2 SO2 + 12 H2O
P4S10 + O = P4O10 + SO2 =>
P4S10 + 30 O = P4O10 + 10 SO2
NH4(NO3) + Mg(OH)2 = Mg(NO3)2 + NH3 + H2O =>
2 NH4(NO3) + Mg(OH)2 = Mg(NO3)2 + 2 NH3 + 2 H2O
CuCl + F = CuF2 + Cl2 =>
2 CuCl + 4 F = 2 CuF2 + Cl2
NaHCO3 + CH3COOH = C2H3NaO2 + CO2 + H2O =>
NaHCO3 + CH3COOH = C2H3NaO2 + CO2 + H2O
PB + KI = PBI2 + K =>
PB + 2 KI = PBI2 + 2 K
AgI + Br = AgBr + I2 =>
2 AgI + 2 Br = 2 AgBr + I2
BaCl2 + N2SO4 = BaSO4 + NCl =>
BaCl2 + N2SO4 = BaSO4 + 2 NCl
Cl{-} + H2O = ClO3{-} + H =>
Cl{-} + 3 H2O = ClO3{-} + 6 H
MgI2(aq) + Cl2(g) = Cl2I2 + Mg =>
MgI2(aq) + Cl2(g) = Cl2I2 + Mg
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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