| Équations équilibrées la veille |
Cu + NH3 = Cu(NH3)
Na2O + BeO = Na2(BeO2) =>
Na2O + BeO = Na2(BeO2)
Cl2 + AsH3 + H2O = As4O6 + HCl =>
12 Cl2 + 4 AsH3 + 6 H2O = As4O6 + 24 HCl
NaOH + S = Na2SO3 + Na2S5 + H2O =>
6 NaOH + 11 S = Na2SO3 + 2 Na2S5 + 3 H2O
CaO(heat) = Ca + O =>
CaO(heat) = Ca + O
CrBr3(aq) + NaNO3(aq) = Cr(NO3)3(aq) + NaBr(aq) =>
CrBr3(aq) + 3 NaNO3(aq) = Cr(NO3)3(aq) + 3 NaBr(aq)
H3AsO4 + H2O = H3O + AsO4 =>
H3AsO4 + 3 H2O = 3 H3O + AsO4
NaClH2O = NaCl + H2O =>
NaClH2O = NaCl + H2O
Ca + N2 = CaN2 =>
Ca + N2 = CaN2
Pb(NO3)2 + NaHO + NaClO = NaNO3 + NaCl + PbO2 + H2O =>
Pb(NO3)2 + 2 NaHO + NaClO = 2 NaNO3 + NaCl + PbO2 + H2O
BaCl + LiCr = BaCr + LiCl =>
BaCl + LiCr = BaCr + LiCl
Fe2O3(s) + H2C2O4(aq) = H3Fe(C2O4)3(aq) + H2O =>
Fe2O3(s) + 6 H2C2O4(aq) = 2 H3Fe(C2O4)3(aq) + 3 H2O
HCOOH + Mg = (HCOO)Mg + H =>
HCOOH + Mg = (HCOO)Mg + H
Cu(NO3)2 + Na3PO4 = Cu3(PO4)2 + NaNO3 =>
3 Cu(NO3)2 + 2 Na3PO4 = Cu3(PO4)2 + 6 NaNO3
(COO)2{2-} + MnO4{-} + H{+} = Mn{2+} + CO2 + H2O =>
5(COO)2{2-} + 2 MnO4{-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
FeCl2 + H2SO4 = FeSO4 + HCl =>
FeCl2 + H2SO4 = FeSO4 + 2 HCl
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
Mg + O2 = Mg(O)2 =>
Mg + O2 = Mg(O)2
N2 + H2O = NH3 + NO =>
5 N2 + 6 H2O = 4 NH3 + 6 NO
K3PO4 + Cl2 = K3Cl2 + PO4 =>
K3PO4 + Cl2 = K3Cl2 + PO4
Ca(OH)2(s) + HCl(aq) = CaCl2(aq) + H3O + OH =>
Ca(OH)2(s) + 2 HCl(aq) = CaCl2(aq) + H3O + OH
SrI2 + Na2SO4 = Na2I2 + SrSO4 =>
SrI2 + Na2SO4 = Na2I2 + SrSO4
C2H4O + Cr2O7{2-} + H{+} = CH2COOH + Cr{3+} + H2O =>
2 C2H4O + Cr2O7{2-} + 8 H{+} = 2 CH2COOH + 2 Cr{3+} + 5 H2O
C2H7NO + H2O = C2H7N + OH =>
C2H7NO + H2O = C2H7N + 2 OH
H2SO3 = H2S + O =>
H2SO3 = H2S + 3 O
Bi3{+} + Ce = Bi + Ce4{+} =>
Bi3{+} + 4 Ce = 3 Bi + Ce4{+}
Am(OH)3 + H2O2 = Am(OH)4 =>
2 Am(OH)3 + H2O2 = 2 Am(OH)4
C8H18(s) + O2(g) = CO2 + H2O =>
2 C8H18(s) + 25 O2(g) = 16 CO2 + 18 H2O
C3H8O3 + MnO4{-} + OH{-} = MnO4{-2} + CO3{-2} + H2O =>
C3H8O3 + 14 MnO4{-} + 20 OH{-} = 14 MnO4{-2} + 3 CO3{-2} + 14 H2O
CaSO3 + HBr = H2SO3 + CaBr2 =>
CaSO3 + 2 HBr = H2SO3 + CaBr2
Ag + H2NO3 = NO3 + H2Ag =>
Ag + H2NO3 = NO3 + H2Ag
XeF6 + KOH = K4XeO6 + Xe + KF + H2O =>
4 XeF6 + 36 KOH = 3 K4XeO6 + Xe + 24 KF + 18 H2O
Fe + C + N2 = Fe(CN)2 =>
Fe + 2 C + N2 = Fe(CN)2
C2O2 + H2O = C6H12O6 + O2 =>
3 C2O2 + 6 H2O = C6H12O6 + 3 O2
BaSiO3 = Ba + SiO3 =>
BaSiO3 = Ba + SiO3
Al + KOH = Al[K(OH)]6 =>
Al + 6 KOH = Al[K(OH)]6
HCl + O2 = Cl2 + H2O(g) =>
4 HCl + O2 = 2 Cl2 + 2 H2O(g)
Ni2(SO4)3 = Ni + SO4 =>
Ni2(SO4)3 = 2 Ni + 3 SO4
(Cr){3+} + OH{-} + H2O2 = (CrO4)2{-} + H2O =>
4(Cr){3+} + 14 OH{-} + 9 H2O2 = 2(CrO4)2{-} + 16 H2O
K2CO3 + CH4N2O + H2O2 = KNO3 + CO2 + H2O =>
K2CO3 + CH4N2O + 8 H2O2 = 2 KNO3 + 2 CO2 + 10 H2O
KClO3 + CH3OH = KCl + CO2 + H2O =>
KClO3 + CH3OH = KCl + CO2 + 2 H2O
CrCl2 + HCl = CrCl3 + H =>
CrCl2 + HCl = CrCl3 + H
NaC2H2O2 + H2O = NaOH + HC2H2O2 =>
NaC2H2O2 + H2O = NaOH + HC2H2O2
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
KOH + LiNO2 = KNO2 + LiOH =>
KOH + LiNO2 = KNO2 + LiOH
C2H3Cl3 + O2 = CO2 + H2O + Cl2 =>
4 C2H3Cl3 + 11 O2 = 8 CO2 + 6 H2O + 6 Cl2
C + NO3 = CO2 + NO2 =>
C + 2 NO3 = CO2 + 2 NO2
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
KNO3 + H = KNO2 + H2O =>
KNO3 + 2 H = KNO2 + H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
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