| Équations équilibrées la veille |
10 NaAsO3 + 4 MnSO4 + 14 H2SO4 = 4 NaMnO4 + 5 As2(SO4)3 + 3 Na2SO4 + 14 H2O
CH3COOH + HCN = CH3COOCN + H =>
CH3COOH + HCN = CH3COOCN + 2 H
CH3NH3Cl = CH3NH3 + Cl2 =>
2 CH3NH3Cl = 2 CH3NH3 + Cl2
Cr(OH)3 + H2(SO4) = Cr2(SO4)3 + H2O =>
2 Cr(OH)3 + 3 H2(SO4) = Cr2(SO4)3 + 6 H2O
HC2H3O2(aq) + NaHCO3(aq) = NaC2H3O2(aq) + CO2(g) + H2O(l) =>
HC2H3O2(aq) + NaHCO3(aq) = NaC2H3O2(aq) + CO2(g) + H2O(l)
P4S10 + O2 = PO + SO =>
P4S10 + 7 O2 = 4 PO + 10 SO
NaPo4 + Na2Co3 = NaCo3 + Na2Po4 =>
NaPo4 + Na2Co3 = NaCo3 + Na2Po4
He + MgO = HeO2 + Mg =>
He + 2 MgO = HeO2 + 2 Mg
CrO4{-2} + S2O3{-2} + H2O = Cr(OH)4{-} + SO4{-2} + OH{-} =>
8 CrO4{-2} + 3 S2O3{-2} + 17 H2O = 8 Cr(OH)4{-} + 6 SO4{-2} + 2 OH{-}
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
N2O5 = O2 + NO2 =>
2 N2O5 = O2 + 4 NO2
AgCI = Ag + CI =>
AgCI = Ag + CI
C7H7Cl + CuBr = C7H7Br + CuCl =>
C7H7Cl + CuBr = C7H7Br + CuCl
Cl2 + HPO2 + H2O = HCl + HPO4 =>
2 Cl2 + HPO2 + 2 H2O = 4 HCl + HPO4
P + CaO = Ca3P2 + O =>
2 P + 3 CaO = Ca3P2 + 3 O
C6H4O2 + Fe + H2O = C6H6O2 + FeO =>
C6H4O2 + Fe + H2O = C6H6O2 + FeO
FeS2 + KMnO4 + H2SO4 = Fe(SO4)2 + Mn2SO4 + K2SO4 + H2O =>
3 FeS2 + 8 KMnO4 + 8 H2SO4 = 3 Fe(SO4)2 + 4 Mn2SO4 + 4 K2SO4 + 8 H2O
HSO2Cl + H2O = HCl + H2 + SO3 =>
HSO2Cl + H2O = HCl + H2 + SO3
NaBrO3 + KI = I + NaBrO3K =>
NaBrO3 + KI = I + NaBrO3K
Ag + KClO3 = KCl + Ag2O =>
6 Ag + KClO3 = KCl + 3 Ag2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2CrO4 + Na2S2O3 = Na2CrO4 + H2O + SO2 + S =>
H2CrO4 + Na2S2O3 = Na2CrO4 + H2O + SO2 + S
FeCl3 + H2SO4 + CoS2 = CoSO4 + SO2 + HCl + FeSO4 =>
6 FeCl3 + 9 H2SO4 + CoS2 = CoSO4 + 4 SO2 + 18 HCl + 6 FeSO4
Al2O3 + C2H5OH = CH2O + H2O + Al =>
2 Al2O3 + 3 C2H5OH = 6 CH2O + 3 H2O + 4 Al
Cu(NO3)2(aq) + HCl(aq) = CuCl2(aq) + HNO3(aq) =>
Cu(NO3)2(aq) + 2 HCl(aq) = CuCl2(aq) + 2 HNO3(aq)
C6H10 + O2 = CO2 + H2O =>
2 C6H10 + 17 O2 = 12 CO2 + 10 H2O
CH3COOH + CaO = CH4 + CaCO3 =>
CH3COOH + CaO = CH4 + CaCO3
FeCl3 + KSCN = Fe(SCN)3 + KCl =>
FeCl3 + 3 KSCN = Fe(SCN)3 + 3 KCl
H2S + CuSO4 = CuS + H2SO4 =>
H2S + CuSO4 = CuS + H2SO4
CO3HO2 = O2 + CO2 + H2O =>
4 CO3HO2 = 5 O2 + 4 CO2 + 2 H2O
AlNa(OH)2(CO3) + HCl = H2O + H2CO3 + AlCl3 + NaCl =>
AlNa(OH)2(CO3) + 4 HCl = 2 H2O + H2CO3 + AlCl3 + NaCl
KMnO4 + C2H4 + H2SO4 = CO2 + H2O + K2SO4 + MnO2 =>
4 KMnO4 + C2H4 + 2 H2SO4 = 2 CO2 + 4 H2O + 2 K2SO4 + 4 MnO2
KSO + BaCl = BaSO + KCl =>
KSO + BaCl = BaSO + KCl
FeCl + NaPO4 = Fe + PO4 + NaCl =>
FeCl + NaPO4 = Fe + PO4 + NaCl
Ba(NO3)2 + K2SO3 = BaSO3 + KNO3 =>
Ba(NO3)2 + K2SO3 = BaSO3 + 2 KNO3
(NH)4(NO)3 = N2 + O2 + H2O =>
2(NH)4(NO)3 = 7 N2 + O2 + 4 H2O
NH3 + H1Cl = NH4Cl =>
NH3 + H1Cl = NH4Cl
HCl(aq) + K2SO3(s) = H2O(l) + KCl(aq) + SO2(g) =>
2 HCl(aq) + K2SO3(s) = H2O(l) + 2 KCl(aq) + SO2(g)
NaF + H2SO4 = F2 + SO2 + H2O + Na2SO4 =>
2 NaF + 2 H2SO4 = F2 + SO2 + 2 H2O + Na2SO4
Nd2O3 + BaCO3 + CuO = Nd1Ba2Cu3O6 + CO2 + O2 =>
2 Nd2O3 + 8 BaCO3 + 12 CuO = 4 Nd1Ba2Cu3O6 + 8 CO2 + O2
Cr + I2 = CrI3 =>
2 Cr + 3 I2 = 2 CrI3
COCl2 + H2O = HCl + CO2 =>
COCl2 + H2O = 2 HCl + CO2
Sn + HBr = Sn2Br + H =>
2 Sn + HBr = Sn2Br + H
Li + H2OH = LiOH + H2 =>
Li + H2OH = LiOH + H2
F2 + NaOH = NaF + O2 + H2O =>
2 F2 + 4 NaOH = 4 NaF + O2 + 2 H2O
NH4(NO3) + NaOH = (NH4)OH + NaNO3 =>
NH4(NO3) + NaOH = (NH4)OH + NaNO3
K3PO4 + BaCl2 = KCl + Ba3(PO4)2 =>
2 K3PO4 + 3 BaCl2 = 6 KCl + Ba3(PO4)2
NH4NO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + NH4OH(g) =>
2 NH4NO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + 2 NH4OH(g)
PbC2H3O2 + NaCO3 = PbCO3 + NaC2H3O2 =>
PbC2H3O2 + NaCO3 = PbCO3 + NaC2H3O2
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