| Équations équilibrées la veille |
2 Cu(s) + 2 HSO4 = 2 CuSO4 + H2(g)
Mg + CuSO4 = MgSO4 + Cu =>
Mg + CuSO4 = MgSO4 + Cu
Ca2 + Ti4 + Fe8 = CaTiFe =>
4 Ca2 + 2 Ti4 + Fe8 = 8 CaTiFe
CH3OH + CO = CH3CO2H =>
CH3OH + CO = CH3CO2H
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
CMgO3 + HCl = MgCl2 + H2O + CO2 =>
CMgO3 + 2 HCl = MgCl2 + H2O + CO2
Ni + Cr = NiCr =>
Ni + Cr = NiCr
FeCl2 + FeCl3 + H2O = HCl + Fe3O4 =>
FeCl2 + 2 FeCl3 + 4 H2O = 8 HCl + Fe3O4
KHCO3(s) + HBr(aq) = KBr + H2O + CO2 =>
KHCO3(s) + HBr(aq) = KBr + H2O + CO2
(NH4)2CO3 + ZnBr2 = NH4Br + ZnCO3 =>
(NH4)2CO3 + ZnBr2 = 2 NH4Br + ZnCO3
AlCO3 + H2SO4 = AlSO4 + CO2(g) + H2O(l) =>
AlCO3 + H2SO4 = AlSO4 + CO2(g) + H2O(l)
Ag(NH3)2OH + HNO3 = AgOH + NH4NO3 =>
Ag(NH3)2OH + 2 HNO3 = AgOH + 2 NH4NO3
KNO{3} = KNO{2} + {2} =>
2 KNO{3} = 2 KNO{2} + {2}
Zn + B = ZnB =>
Zn + B = ZnB
C2H6CO + O2 = CO2 + H2O =>
C2H6CO + 4 O2 = 3 CO2 + 3 H2O
Cr2O7{-2} + C2H5OH + H2O = Cr{+3} + CO2 + OH{-} =>
2 Cr2O7{-2} + C2H5OH + 5 H2O = 4 Cr{+3} + 2 CO2 + 16 OH{-}
KBrO3 + I2 + H2SO4 = Br2 + HIO3 + K2SO4 =>
2 KBrO3 + I2 + H2SO4 = Br2 + 2 HIO3 + K2SO4
Na2SO3 + K2Cr2O7 = Na2Cr2O7 + K2SO3 =>
Na2SO3 + K2Cr2O7 = Na2Cr2O7 + K2SO3
C4H9 + O2 = CO2 + H2O =>
4 C4H9 + 25 O2 = 16 CO2 + 18 H2O
Cr2O7{-} + Cl{-} + H{+} = Cr3{+} + H2O + Cl2 =>
6 Cr2O7{-} + 74 Cl{-} + 84 H{+} = 4 Cr3{+} + 42 H2O + 37 Cl2
C8H18(s) + O2 = CO2(g) + H2O =>
2 C8H18(s) + 25 O2 = 16 CO2(g) + 18 H2O
AlI3 + Na2SO4 = Al2(SO4)3 + NaI =>
2 AlI3 + 3 Na2SO4 = Al2(SO4)3 + 6 NaI
PH3 = P4 + H2 =>
4 PH3 = P4 + 6 H2
C4H9Cl + NH3 = C4H9NH2 + HCl =>
C4H9Cl + NH3 = C4H9NH2 + HCl
C3OH6 + O2 = CO2 + H2O =>
C3OH6 + 4 O2 = 3 CO2 + 3 H2O
CaCO3MgCO3 + H2O = Mg(OH)2 + Ca(OH)2 + CO2 =>
CaCO3MgCO3 + 2 H2O = Mg(OH)2 + Ca(OH)2 + 2 CO2
K3PO4(aq) + HNO3(aq) = H3PO4(aq) + KNO3(aq) =>
K3PO4(aq) + 3 HNO3(aq) = H3PO4(aq) + 3 KNO3(aq)
IO2 + H2O = IO3 + H =>
IO2 + H2O = IO3 + 2 H
Mn(OH)2 + NaOH = Na2[Mn(OH)4] =>
Mn(OH)2 + 2 NaOH = Na2[Mn(OH)4]
Al2(HPO4)3 + NaOH = Al(OH)3 + Na2HPO4 =>
Al2(HPO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2HPO4
HClO4 + KBr = HClO3 + KBrO3 =>
3 HClO4 + KBr = 3 HClO3 + KBrO3
Be + H3N = Be3N + H2 =>
6 Be + 2 H3N = 2 Be3N + 3 H2
AsO3{-3} + MnO4{-} = AsO4{-3} + MnO2{-} =>
2 AsO3{-3} + MnO4{-} = 2 AsO4{-3} + MnO2{-}
La + C2O4 = LaC2O4 =>
La + C2O4 = LaC2O4
CH3(NO2) + O2 = CO2 + H2O + NO2 =>
4 CH3(NO2) + 7 O2 = 4 CO2 + 6 H2O + 4 NO2
CaSiO3(s) + HF(aq) = CaF2 + SiF4 + H2O =>
CaSiO3(s) + 6 HF(aq) = CaF2 + SiF4 + 3 H2O
CH4*20H2O(s) = CH4(g) + H2O(l) =>
CH4*20H2O(s) = CH4(g) + 20 H2O(l)
NH3FeSO4 = NH3SO4Fe =>
NH3FeSO4 = NH3SO4Fe
La(OH)3 + H2SO4 = La2(SO4)3 + H2O =>
2 La(OH)3 + 3 H2SO4 = La2(SO4)3 + 6 H2O
PbO2(s) + HCl(aq) = PbCl2(s) + Cl2(g) + H2O(l) =>
PbO2(s) + 4 HCl(aq) = PbCl2(s) + Cl2(g) + 2 H2O(l)
NO(g) + H2(g) = N2O(g) + H2O(g) =>
2 NO(g) + H2(g) = N2O(g) + H2O(g)
SrCl2 + H2S = SrS + HCl =>
SrCl2 + H2S = SrS + 2 HCl
Cu(NH3)4SO4 + Na2S = CuS + NH3 + Na2SO4 =>
Cu(NH3)4SO4 + Na2S = CuS + 4 NH3 + Na2SO4
FeSO4 + H2O2 + H2S = Fe2(SO4)3 + H2O =>
2 FeSO4 + 5 H2O2 + H2S = Fe2(SO4)3 + 6 H2O
SiO2(s) + F2(g) = SiF4(s) + O2(g) =>
SiO2(s) + 2 F2(g) = SiF4(s) + O2(g)
C13H16O2 + O2 = CO2 + H2O =>
C13H16O2 + 16 O2 = 13 CO2 + 8 H2O
Zn + FeCl2 = Zn2Cl2 + Fe =>
2 Zn + FeCl2 = Zn2Cl2 + Fe
Pb{4+} + Al = Pb{2+} + Al{3+} =>
3 Pb{4+} + 2 Al = 3 Pb{2+} + 2 Al{3+}
N2 + LiH = Li3N + NH3 =>
N2 + 3 LiH = Li3N + NH3
AlCl3 + NH4F = AlF3 + NH4Cl =>
AlCl3 + 3 NH4F = AlF3 + 3 NH4Cl
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