Équations équilibrées la veille | Équations équilibrées le lendemain |
CH3OH + 3 O = CO2 + 2 H2O
Al3Cl + NaC = Al3C + NaCl =>
Al3Cl + NaC = Al3C + NaCl
AgSCN + Na2S = Ag2S + NaSCN =>
2 AgSCN + Na2S = Ag2S + 2 NaSCN
HNO3 + Pb = PbNO3 + NO + H2O =>
4 HNO3 + 3 Pb = 3 PbNO3 + NO + 2 H2O
NiCl2 + HNO3 = Ni(NO3)2 + HCl =>
NiCl2 + 2 HNO3 = Ni(NO3)2 + 2 HCl
C4H4N3O3NH + H2O = C4H4N3O3NH2 + OH =>
C4H4N3O3NH + H2O = C4H4N3O3NH2 + OH
KI + H2SO4 = KHSO4 + HI =>
KI + H2SO4 = KHSO4 + HI
MgCl{2} + AgNO{3} = Mg(NO{3}){2} + AgCl =>
MgCl{2} + AgNO{3} = Mg(NO{3}){2} + AgCl
Fe(NO3)3 + NH4OH = Fe(OH)3 + (NH4)NO3 =>
Fe(NO3)3 + 3 NH4OH = Fe(OH)3 + 3(NH4)NO3
KBrO3 + KI + HBr = KBr + H2O + I =>
KBrO3 + 6 KI + 6 HBr = 7 KBr + 3 H2O + 6 I
HCl + Li2SiO3 = LiCl + SiO2 + H2O =>
2 HCl + Li2SiO3 = 2 LiCl + SiO2 + H2O
AgNO3(s) + K2SO4(aq) = Ag2SO4(s) + KNO3(aq) =>
2 AgNO3(s) + K2SO4(aq) = Ag2SO4(s) + 2 KNO3(aq)
N2O6Pb + ZCl2 = ZO6Pb + N2Cl2 =>
N2O6Pb + ZCl2 = ZO6Pb + N2Cl2
Na(OH) + CuSO4 = NaCu + SO4 + (OH) =>
Na(OH) + CuSO4 = NaCu + SO4 + (OH)
HClO4 + FrOH = FrClO4 + H2O =>
HClO4 + FrOH = FrClO4 + H2O
C3H5O3KOH = C3H4O3KH2O =>
C3H5O3KOH = C3H4O3KH2O
Na2SO4(aq) + AgNO3(aq) = NaNO3 + Ag2SO4 =>
Na2SO4(aq) + 2 AgNO3(aq) = 2 NaNO3 + Ag2SO4
Si5H11(s) + Br2(g) = Si + HBr(s) =>
2 Si5H11(s) + 11 Br2(g) = 10 Si + 22 HBr(s)
Al + PbF4 = AlF4 + Pb =>
Al + PbF4 = AlF4 + Pb
CaOH2 + HClO4 = Ca(HClO4)2 + H2O =>
CaOH2 + 2 HClO4 = Ca(HClO4)2 + H2O
KAsO2 + KOH + HMnO4 = K3AsO4 + H2O + K2MnO4 =>
KAsO2 + 6 KOH + 2 HMnO4 = K3AsO4 + 4 H2O + 2 K2MnO4
H2SO4 + Sr = H2S + SrSO4 + H2O =>
5 H2SO4 + 4 Sr = H2S + 4 SrSO4 + 4 H2O
HNO2 + Fe = Fe(HNO2)3 =>
3 HNO2 + Fe = Fe(HNO2)3
N2O3 + Al(HO)3 = Al(NO2)3 + H2O =>
3 N2O3 + 2 Al(HO)3 = 2 Al(NO2)3 + 3 H2O
C3H7COOHCuO = C3H7COOCuOH =>
C3H7COOHCuO = C3H7COOCuOH
PCl3 + O2 = P2O5 + Cl2 =>
4 PCl3 + 5 O2 = 2 P2O5 + 6 Cl2
Ni + HClO4 = NiClO4 + H =>
Ni + HClO4 = NiClO4 + H
Co3B + OH{-} = Co2O3 + B2O3 + H2O + e =>
2 Co3B + 24 OH{-} = 3 Co2O3 + B2O3 + 12 H2O + 24e
As + Br = AsBr3 =>
As + 3 Br = AsBr3
Ca + Pb(NO3)2 = Pb + Ca(NO3)2 =>
Ca + Pb(NO3)2 = Pb + Ca(NO3)2
As + NaOH = (Na)3(AsO)3 + H2 =>
6 As + 6 NaOH = 2(Na)3(AsO)3 + 3 H2
C5H7N + O2 = NO2 + CO2 + H2O =>
4 C5H7N + 31 O2 = 4 NO2 + 20 CO2 + 14 H2O
KJ + HCl + HNO2 = J2 + NO + KCl + H2O =>
2 KJ + 2 HCl + 2 HNO2 = J2 + 2 NO + 2 KCl + 2 H2O
HgO + N2O3 = Hg(NO3)2 + Hg =>
3 HgO + N2O3 = Hg(NO3)2 + 2 Hg
H3Cit + NaOH = NaH2Cit + H2O =>
H3Cit + NaOH = NaH2Cit + H2O
I2 + Na2SO3 + NaOH = NaI + Na2SO4 + H2O =>
I2 + Na2SO3 + 2 NaOH = 2 NaI + Na2SO4 + H2O
CuSO4(aq) + FeCl3(aq) = CuCl3(s) + FeSO4(aq) =>
CuSO4(aq) + FeCl3(aq) = CuCl3(s) + FeSO4(aq)
PbS + H(NO3) = Pb(NO3)2 + NO + S + H2O =>
3 PbS + 8 H(NO3) = 3 Pb(NO3)2 + 2 NO + 3 S + 4 H2O
K(s) + NiCl2(aq) = Ni(s) + KCl(aq) =>
2 K(s) + NiCl2(aq) = Ni(s) + 2 KCl(aq)
FeOOH + H2SO4 + H2C2O4 = FeSO4 + CO2 + H2O =>
2 FeOOH + 2 H2SO4 + H2C2O4 = 2 FeSO4 + 2 CO2 + 4 H2O
Pb2 + HCI = PbCI + H =>
Pb2 + 2 HCI = 2 PbCI + 2 H
Pb(C2H3O2)2 + CaI2 = PbI2 + Ca(C2H3O2)2 =>
Pb(C2H3O2)2 + CaI2 = PbI2 + Ca(C2H3O2)2
Li3PO4 + Pb(CH3O2)4 = LiCH3O2 + Pb3(PO4)4 =>
4 Li3PO4 + 3 Pb(CH3O2)4 = 12 LiCH3O2 + Pb3(PO4)4
(NH4)2SO3 + HNO3 = NH4NO3 + SO2 + H2O =>
(NH4)2SO3 + 2 HNO3 = 2 NH4NO3 + SO2 + H2O
H2SO4 + NaNO2 = H2O + NO + Na2SO4 + NaNO3 =>
H2SO4 + 3 NaNO2 = H2O + 2 NO + Na2SO4 + NaNO3
GaCl3 + K2CO3 + H2O = KCl + Ga(OH)3 + CO2 =>
2 GaCl3 + 3 K2CO3 + 3 H2O = 6 KCl + 2 Ga(OH)3 + 3 CO2
Fe(NO3)2 + CaCO3 = FeCO3 + Ca(NO3)2 =>
Fe(NO3)2 + CaCO3 = FeCO3 + Ca(NO3)2
LiI + Br2 = LiBr2 + I2 =>
2 LiI + 2 Br2 = 2 LiBr2 + I2
MgCl2 + NaHCO3 = NaCl + Mg(HCO3)2 =>
MgCl2 + 2 NaHCO3 = 2 NaCl + Mg(HCO3)2
C2 = C1 =>
C2 = 2 C1
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