| Équations équilibrées la veille |
3 Ca{+} + Al = 3 Ca + Al{+3}
V2O5 + H2SO4 = (VO2)2(SO4) + H2O =>
V2O5 + H2SO4 = (VO2)2(SO4) + H2O
Ag2O + HClO4 = AgClO4 + H2O =>
Ag2O + 2 HClO4 = 2 AgClO4 + H2O
Nd + O2 = Nd2O3 =>
4 Nd + 3 O2 = 2 Nd2O3
Pb(OH)3{-}(aq) + OCl{-}(aq) + H{+} = PbO2(s) + Cl{-}(aq) + H2O =>
Pb(OH)3{-}(aq) + OCl{-}(aq) + H{+} = PbO2(s) + Cl{-}(aq) + 2 H2O
Ca3(BO3)2 = CaO + B2O3 =>
Ca3(BO3)2 = 3 CaO + B2O3
Ca(NO3)2 + Rb3(PO4) = Ca3(PO4)2 + Rb(NO3) =>
3 Ca(NO3)2 + 2 Rb3(PO4) = Ca3(PO4)2 + 6 Rb(NO3)
C6H8N6O18 = CO2 + H2O + N2 + O =>
C6H8N6O18 = 6 CO2 + 4 H2O + 3 N2 + 2 O
F{3+} + F{-} = F{2+} =>
3 F{3+} + F{-} = 4 F{2+}
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
BaO2 + H2SO4 = BaSO4 + H2O2 =>
BaO2 + H2SO4 = BaSO4 + H2O2
Br2 + NaAt = NaBr + At2 =>
Br2 + 2 NaAt = 2 NaBr + At2
SO2 + O3 + H2O = H2SO4 =>
3 SO2 + O3 + 3 H2O = 3 H2SO4
Cr3{+} + Cd = Cr + Cd2{+} =>
Cr3{+} + 2 Cd = 3 Cr + Cd2{+}
C2H6N + O2 = CO2 + H2O + NO2 =>
2 C2H6N + 9 O2 = 4 CO2 + 6 H2O + 2 NO2
SO2Cl2 + HI = H2S + H2O + HCl + I2 =>
SO2Cl2 + 8 HI = H2S + 2 H2O + 2 HCl + 4 I2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C2H6O + HCOOH = HCOOCH3 + H2O =>
C2H6O + 2 HCOOH = 2 HCOOCH3 + H2O
LiOH + K3PO4 = KOH + Li3PO4 =>
3 LiOH + K3PO4 = 3 KOH + Li3PO4
KI + Pb(NO4) = PbI2 + K2(NO4) =>
2 KI + Pb(NO4) = PbI2 + K2(NO4)
C90H215095N + N2O = N2 + CO2 + H2O =>
2 C90H215095N + 215455 N2O = 215456 N2 + 180 CO2 + 215095 H2O
CH2OH = HCHO + H =>
CH2OH = HCHO + H
O3 + NO = ONO2 =>
2 O3 + 3 NO = 3 ONO2
CoCl2(aq) + KOH(aq) = Co(OH)2(aq) + KCl(aq) =>
CoCl2(aq) + 2 KOH(aq) = Co(OH)2(aq) + 2 KCl(aq)
KI + K3Cr2O7 + H2SO4 = Cr2(SO4)3 + I2 + K2SO4 + H2O =>
10 KI + 2 K3Cr2O7 + 14 H2SO4 = 2 Cr2(SO4)3 + 5 I2 + 8 K2SO4 + 14 H2O
CaCl2 + HNO3 = Ca(NO3)2 + HCl =>
CaCl2 + 2 HNO3 = Ca(NO3)2 + 2 HCl
C4H9O3H + H2O2 = H2O + CO2 =>
C4H9O3H + 10 H2O2 = 15 H2O + 4 CO2
FeCl3 + FeSO4 + NH4OH = Fe3O4 + SO4 + NH4Cl + H2O =>
8 FeCl3 + FeSO4 + 24 NH4OH = 3 Fe3O4 + SO4 + 24 NH4Cl + 12 H2O
KOH + KCrO2 + KClO2 = K2CrO4 + KCl + H2O =>
4 KOH + 4 KCrO2 + 3 KClO2 = 4 K2CrO4 + 3 KCl + 2 H2O
H3PO4 + MgCO3 = H2CO3 + Mg3(PO4)2 =>
2 H3PO4 + 3 MgCO3 = 3 H2CO3 + Mg3(PO4)2
H2O + O2 = H2O2 = CO2 + H2O =>
2 H2O + O2 = 2 H2O2
MgO + SI = SIO2 + Mg =>
2 MgO + SI = SIO2 + 2 Mg
Na2S2O3 + FeCl3 = NaCl + Na2S4O6 + FeCl2 =>
2 Na2S2O3 + 2 FeCl3 = 2 NaCl + Na2S4O6 + 2 FeCl2
Na2ZrO3 + H2O = ZrO2H2O + NaOH =>
Na2ZrO3 + 2 H2O = ZrO2H2O + 2 NaOH
TeO3 + NaOH = Na2TeO4 + H2O =>
TeO3 + 2 NaOH = Na2TeO4 + H2O
NaCl + CaO = NaNaO + CaClCl =>
2 NaCl + CaO = NaNaO + CaClCl
Mo(CO)6 + I2 = MoI3 + CO =>
2 Mo(CO)6 + 3 I2 = 2 MoI3 + 12 CO
Pb(NO3)2 + HCl = PbCl2(s) + HNO3(aq) =>
Pb(NO3)2 + 2 HCl = PbCl2(s) + 2 HNO3(aq)
V2O5 + H2SO4 = (VO2)2(SO4) + H2O =>
V2O5 + H2SO4 = (VO2)2(SO4) + H2O
CaCO3 + HC2H3O2 = Ca(C2H3O2)2 + CO3 + H2O =>
6 CaCO3 + 11 HC2H3O2 = 6 Ca(C2H3O2)2 + 4 CO3 + 4 H2O
SrO + GaF = Ga2O3 + Sr3F2 =>
3 SrO + 2 GaF = Ga2O3 + Sr3F2
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
CH3(CH2)3OH + K2Cr2O7 + H2SO4 = CH3(CH2)2COOH + H2O + K2SO4 + Cr2O3 =>
3 CH3(CH2)3OH + 2 K2Cr2O7 + 2 H2SO4 = 3 CH3(CH2)2COOH + 5 H2O + 2 K2SO4 + 2 Cr2O3
Na2SiO3 + Ba(OH)2 = NaOH + BaSiO3 =>
Na2SiO3 + Ba(OH)2 = 2 NaOH + BaSiO3
Al + S = (Al)3(S)2 =>
3 Al + 2 S = (Al)3(S)2
H2O + Cl2O7 = Cl(OH)7 =>
7 H2O + Cl2O7 = 2 Cl(OH)7
Pb(CH3COO)2 + Cl2 + KOH = PbO2 + KCl + KCH3COO + H2O =>
Pb(CH3COO)2 + Cl2 + 4 KOH = PbO2 + 2 KCl + 2 KCH3COO + 2 H2O
(NH4)2HPO4 + KOH = K3PO4 + (NH4)3PO4 + H2O =>
3(NH4)2HPO4 + 3 KOH = K3PO4 + 2(NH4)3PO4 + 3 H2O
Fe(OH)3 + Cu = FeCu + (OH)3 =>
Fe(OH)3 + Cu = FeCu + (OH)3
Na2CO3(s) + HCI(aq) = CO2(g) + H2O(l) + NaCI(aq) =>
Na2CO3(s) + 2 HCI(aq) = CO2(g) + H2O(l) + 2 NaCI(aq)
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