| Équations équilibrées la veille |
Ca + 2 CuOH = Ca(OH)2 + Cu2
H2O2 + FeCl2 + H2SO4 = Fe2(SO4)3 + H2O + Cl2 =>
3 H2O2 + 2 FeCl2 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O + 2 Cl2
Fe(NO3) + MnO2 + HNO3 = Fe(NO3)3 + Mn(NO3) + H2O =>
3 Fe(NO3) + 2 MnO2 + 8 HNO3 = 3 Fe(NO3)3 + 2 Mn(NO3) + 4 H2O
NiSO4 + NaNO3 = Na2SO4 + Ni(NO3)2 =>
NiSO4 + 2 NaNO3 = Na2SO4 + Ni(NO3)2
KC4H5O6 + NaHCO3 = C4H4O6KNa + H2O + CO2 =>
KC4H5O6 + NaHCO3 = C4H4O6KNa + H2O + CO2
Li(C1O3) = LiC1 + O2 =>
2 Li(C1O3) = 2 LiC1 + 3 O2
Al + Co2S3 = Al2S3 + Co =>
2 Al + Co2S3 = Al2S3 + 2 Co
Pb + CO3{2+} + e = PbCO3 =>
Pb + CO3{2+} + 2e = PbCO3
K2MnO4 + K2SO3 + H2SO4 = MnSO4 + K2SO4 + H2O =>
K2MnO4 + 2 K2SO3 + 2 H2SO4 = MnSO4 + 3 K2SO4 + 2 H2O
C3H8 + H2Cu = C3H6 + H4Cu =>
C3H8 + H2Cu = C3H6 + H4Cu
Ba(NO3)2 + NH2SO3H + H2O(l) = BaSO4 + NH4NO3 + HNO3 =>
Ba(NO3)2 + NH2SO3H + H2O(l) = BaSO4 + NH4NO3 + HNO3
AuT2O + H2O + AuCO = AuT2H + AuCO2 =>
2 AuT2O + H2O + 3 AuCO = 2 AuT2H + 3 AuCO2
Fe2(O)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2(O)3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
Ca3(PO4)2 = Ca + O2 + P4 =>
2 Ca3(PO4)2 = 6 Ca + 8 O2 + P4
K2CO3 + Na2SO3 = K2SO3 + CO3Na2 =>
K2CO3 + Na2SO3 = K2SO3 + CO3Na2
NaOH + Ni3(PO4)2 = Ni(OH)2 + Na3PO4 =>
6 NaOH + Ni3(PO4)2 = 3 Ni(OH)2 + 2 Na3PO4
H2O + N2 + O2 = HNO3 =>
2 H2O + 2 N2 + 5 O2 = 4 HNO3
CO + Cl2O = COCl2 + O2 =>
2 CO + 2 Cl2O = 2 COCl2 + O2
NH3 + Fe(NO3)3 = FeN + HNO3 =>
NH3 + Fe(NO3)3 = FeN + 3 HNO3
Cu + HBr = [CuBr3]{-2} + H{+} + H2 =>
2 Cu + 6 HBr = 2[CuBr3]{-2} + 4 H{+} + H2
NO2 + KI = K2O + NO + I2 =>
NO2 + 2 KI = K2O + NO + I2
HCH3COO + Na2CO3 = NaCH3COO + CO2 + H2O =>
2 HCH3COO + Na2CO3 = 2 NaCH3COO + CO2 + H2O
Mg + SnCl4 = Sn + Mg(Cl) =>
4 Mg + SnCl4 = Sn + 4 Mg(Cl)
ClO2 + PbO + H2O = HClO2 + PbO2 =>
2 ClO2 + PbO + H2O = 2 HClO2 + PbO2
Sn2{+} + Ag = Sn + Ag2{+} =>
Sn2{+} + 2 Ag = 2 Sn + Ag2{+}
NaOH + H2O + Zn = Na[Zn(OH)4] + H2 =>
2 NaOH + 6 H2O + 2 Zn = 2 Na[Zn(OH)4] + 3 H2
Mg + (NH4)2HPO4 + NH3 = MgNH4PO4 + NH4 =>
Mg + (NH4)2HPO4 + NH3 = MgNH4PO4 + 2 NH4
S + F = SF4 =>
S + 4 F = SF4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C7H6O3 + HBr = C7H6O3Br + H =>
C7H6O3 + HBr = C7H6O3Br + H
H2O + HONO = NO3 + H =>
H2O + HONO = NO3 + 3 H
KClO3 + H2O = KCl + HO =>
KClO3 + 3 H2O = KCl + 6 HO
FeSO4 + AgCl = Ag2SO4 + FeCl2 =>
FeSO4 + 2 AgCl = Ag2SO4 + FeCl2
CH3MgBr + SnI4 = SnCH3Mg + BrI4 =>
CH3MgBr + SnI4 = SnCH3Mg + BrI4
Fe + H3O{+} = Fe{2+} + H2 + H2O =>
Fe + 2 H3O{+} = Fe{2+} + H2 + 2 H2O
Ca2 + N2 = Ca3N2 =>
3 Ca2 + 2 N2 = 2 Ca3N2
Ca5(PO4)3F + O = CaO + P2O5 + F =>
2 Ca5(PO4)3F + O = 10 CaO + 3 P2O5 + 2 F
NaClO + MnSO4 = NaCl + MnO2 + SO4 =>
2 NaClO + MnSO4 = 2 NaCl + MnO2 + SO4
C + HNO3(conc) = CO2 + NO2 + H2O =>
C + 4 HNO3(conc) = CO2 + 4 NO2 + 2 H2O
Fe2O3 + H2S = Fe2S3 + H2O =>
Fe2O3 + 3 H2S = Fe2S3 + 3 H2O
PbCrO4 + NaOH = Pb(OH)4Na2 + Na2CrO4 =>
PbCrO4 + 4 NaOH = Pb(OH)4Na2 + Na2CrO4
PtCl4 + Cl2 = PtCl4Cl2 =>
PtCl4 + Cl2 = PtCl4Cl2
C2H5OH + O2 = C2O2 + H2O =>
C2H5OH + 2 O2 = C2O2 + 3 H2O
CuCl2 + MgO = MgCl2 + CuO =>
CuCl2 + MgO = MgCl2 + CuO
Fr + O2 = FrO2 =>
Fr + O2 = FrO2
Na2WO4 + HCl + SnCl2 = W5O14 + Na2SnCl6 + NaCl + H2O =>
5 Na2WO4 + 12 HCl + SnCl2 = W5O14 + Na2SnCl6 + 8 NaCl + 6 H2O
NaOH + HSO = NaSO + H2O =>
NaOH + HSO = NaSO + H2O
ZnCO3 + HCOOH = (HCOO)2Zn + CO2 + H2O =>
ZnCO3 + 2 HCOOH = (HCOO)2Zn + CO2 + H2O
NO2 + H2O = HNO2 + H2O3 =>
4 NO2 + 3 H2O = 4 HNO2 + H2O3
N2O5 + H2O = H3O + NO3 =>
N2O5 + 3 H2O = 2 H3O + 2 NO3
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