| Équations équilibrées la veille |
SICl4 + 4 H2O = H4SIO4 + 4 HCl
Au + HNO3 + HCl = HAuCl4 + NO + H2O =>
Au + HNO3 + 4 HCl = HAuCl4 + NO + 2 H2O
HNO3 + Na2SiO3 = NaNO3 + H2SiO3 =>
2 HNO3 + Na2SiO3 = 2 NaNO3 + H2SiO3
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
H2O2C = H2CO2 =>
H2O2C = H2CO2
H3PO4 + NH4 = (NH4)2HPO4 + H2 =>
H3PO4 + 2 NH4 = (NH4)2HPO4 + H2
K2CO3 + H2O = KOH + CO2 =>
K2CO3 + H2O = 2 KOH + CO2
H2S(aq)NiSO4(aq) = H2SO4(s)NiS(aq) =>
H2S(aq)NiSO4(aq) = H2SO4(s)NiS(aq)
HCOOH + Mg = (HCOO)Mg + H =>
HCOOH + Mg = (HCOO)Mg + H
Al2(SO4)3*18H2O + NH4OH = (NH4)2SO4 + AlOOH + H2O =>
Al2(SO4)3*18H2O + 6 NH4OH = 3(NH4)2SO4 + 2 AlOOH + 20 H2O
calcium + sulfur = CaS =>
Ca + S = CaS
H2SCuOH = CuHSH2O =>
H2SCuOH = CuHSH2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cr2O3 + H2 = Cr2 + H2O =>
Cr2O3 + 3 H2 = Cr2 + 3 H2O
NH4Cl = HCl + NH3 = =>
NH4Cl = HCl + NH3
HNO3 + H2S = H2(SO4) + NO + H2O =>
8 HNO3 + 3 H2S = 3 H2(SO4) + 8 NO + 4 H2O
Zn + NaOH + HNO3 = Zn(NO3)2 + H2O + Na =>
Zn + 2 NaOH + 2 HNO3 = Zn(NO3)2 + 2 H2O + 2 Na
ZrCl4 + NaOH = Zr(OH)4 + NaCl =>
ZrCl4 + 4 NaOH = Zr(OH)4 + 4 NaCl
H2SO4(aq) + NaI(s) = Na2SO4(aq) + H2O(l) + I2(g) + SO2(g) =>
2 H2SO4(aq) + 2 NaI(s) = Na2SO4(aq) + 2 H2O(l) + I2(g) + SO2(g)
C4H10 + Cl = C + HCl =>
C4H10 + 10 Cl = 4 C + 10 HCl
CuCl2 + O2 = CuO + Cl =>
2 CuCl2 + O2 = 2 CuO + 4 Cl
Pb(C2H3O2)2(aq) + K2CrO4(aq) = PbCrO4(c) + KC2H3O2(aq) =>
Pb(C2H3O2)2(aq) + K2CrO4(aq) = PbCrO4(c) + 2 KC2H3O2(aq)
C2H2 + H2O2 = CO2 + H2O =>
C2H2 + 5 H2O2 = 2 CO2 + 6 H2O
H2SO4 + CH3COONa = NaHSO4 + CH3COOH =>
H2SO4 + CH3COONa = NaHSO4 + CH3COOH
H2SO4 + Cl2 = HOCl + SO2 =>
H2SO4 + Cl2 = 2 HOCl + SO2
H2SO4 + FeSiO3 = FeSO4 + H2SiO3 =>
H2SO4 + FeSiO3 = FeSO4 + H2SiO3
SiO2 + CO2 = SiC + O2 =>
SiO2 + CO2 = SiC + 2 O2
Cl2(g) + HF(aq) = FCl2 + H =>
Cl2(g) + HF(aq) = FCl2 + H
H2SO4 + I2 = I2SO4 + H2 =>
H2SO4 + I2 = I2SO4 + H2
AlO + HCl = AlCl + HO =>
AlO + HCl = AlCl + HO
Al{3+} + Co = Co{2+} + Al =>
2 Al{3+} + 3 Co = 3 Co{2+} + 2 Al
H2SO4 + Na2S2O3 = Na2S2O6 + H2O + SO2 =>
3 H2SO4 + Na2S2O3 = Na2S2O6 + 3 H2O + 3 SO2
Si + H2 = SiH2 =>
Si + H2 = SiH2
O3 = O + O2 =>
O3 = O + O2
HNO2 + MnO{4-} + H = Mn{2+} + NO{3-} + H2O =>
2 HNO2 + MnO{4-} + 4 H = Mn{2+} + 2 NO{3-} + 3 H2O
(CH3COO)2Ca + C2H5OH = Ca(OH)2 + CH3COOC2H5 =>
(CH3COO)2Ca + 2 C2H5OH = Ca(OH)2 + 2 CH3COOC2H5
Ba(ClO4)2 + Na3BO3 = Ba3(BO3)2 + NaClO4 =>
3 Ba(ClO4)2 + 2 Na3BO3 = Ba3(BO3)2 + 6 NaClO4
Li2CO3 + C = CO + Li =>
Li2CO3 + 2 C = 3 CO + 2 Li
Ba(HCO3)2 + Na2SO3 = BaCO3 + Na2CO3 + H2O + SO2 =>
Ba(HCO3)2 + Na2SO3 = BaCO3 + Na2CO3 + H2O + SO2
H3(C6H5O7) + NaOH = Na3(C6H5O7) + H2O =>
H3(C6H5O7) + 3 NaOH = Na3(C6H5O7) + 3 H2O
H2SO4 + PbI2 = PbSO4 + HI =>
H2SO4 + PbI2 = PbSO4 + 2 HI
H3BO3 + H2O = B(OH)4{-} + H3O{+} =>
H3BO3 + 2 H2O = B(OH)4{-} + H3O{+}
S + Cl2 + H2O = HClO3 + H2S =>
5 S + Cl2 + 6 H2O = 2 HClO3 + 5 H2S
Ba + Fe2(CrO4)3 = BaCrO4 + Fe =>
3 Ba + Fe2(CrO4)3 = 3 BaCrO4 + 2 Fe
C8H18(l) + O2 = CO2(g) + H2O(l) =>
2 C8H18(l) + 25 O2 = 16 CO2(g) + 18 H2O(l)
PtF + Xe = PtFXe =>
PtF + Xe = PtFXe
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
KCl + CaCO3 = K2CO3 + CaCl2 =>
2 KCl + CaCO3 = K2CO3 + CaCl2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
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