| Équations équilibrées la veille |
NiCr + 2 MgCl2 + O2 = NiCl2 + CrCl2 + 2 MgO
Na2CO3 + C4H5KO6 = C4H4KNaO6 + CO2 + H2O =>
Na2CO3 + 2 C4H5KO6 = 2 C4H4KNaO6 + CO2 + H2O
Ca(C2H3O2)2 + K2C2O4 = CaC2O4 + KC2H3O2 =>
Ca(C2H3O2)2 + K2C2O4 = CaC2O4 + 2 KC2H3O2
Ca3N2 + H2O = Ca(OH)2 + NH3(g) =>
Ca3N2 + 6 H2O = 3 Ca(OH)2 + 2 NH3(g)
K3Fe(CN)6 + KOH = K4Fe(CN)6 + O2 + H2O =>
4 K3Fe(CN)6 + 4 KOH = 4 K4Fe(CN)6 + O2 + 2 H2O
CH3CH2COOCH3 + H2O = CH3CH2COO + H3O =>
3 CH3CH2COOCH3 + 10 H2O = 4 CH3CH2COO + 8 H3O
P4 + H2 = PH3 =>
P4 + 6 H2 = 4 PH3
C7H5N3O9 = H2O + CO2 + C + N2 =>
4 C7H5N3O9 = 10 H2O + 13 CO2 + 15 C + 6 N2
MgCl2 + NaI = MgI2 + NaCl =>
MgCl2 + 2 NaI = MgI2 + 2 NaCl
HgO + P2O5 = Hg(PO3)2 =>
HgO + P2O5 = Hg(PO3)2
NH4Cl + CH2O = CH3NH3Cl + HCOOH =>
NH4Cl + 2 CH2O = CH3NH3Cl + HCOOH
Cs3PO3 + Cu(NO3)2 = CsNO3 + Cu3(PO3)2 =>
2 Cs3PO3 + 3 Cu(NO3)2 = 6 CsNO3 + Cu3(PO3)2
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
Mn + CuCl = Cu + MnCl2 =>
Mn + 2 CuCl = 2 Cu + MnCl2
C6H4(OH)(COOH) + FeCl3 = Fe(OH)3 + C6H4COOHCl =>
3 C6H4(OH)(COOH) + FeCl3 = Fe(OH)3 + 3 C6H4COOHCl
RbScO2 + H2O = Rb(Sc(OH)4) =>
RbScO2 + 2 H2O = Rb(Sc(OH)4)
ZnSO4 + K4[Fe(CN)6] = Zn4[Fe(CN)6]2 + K2SO4 =>
4 ZnSO4 + 2 K4[Fe(CN)6] = Zn4[Fe(CN)6]2 + 4 K2SO4
Al2S3 + O = Al2O3 + SO2 =>
Al2S3 + 9 O = Al2O3 + 3 SO2
Ag(s) + O2(s) = Ag2O(s) =>
4 Ag(s) + O2(s) = 2 Ag2O(s)
OH{-} + Al + H2O = AlO2{-} + H2 =>
2 OH{-} + 2 Al + 2 H2O = 2 AlO2{-} + 3 H2
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
C12H26 + CuO = CO2 + H2O + Cu =>
C12H26 + 37 CuO = 12 CO2 + 13 H2O + 37 Cu
Ba(NO3)2CuSO4 = BaSO4Cu(NO3)2 =>
Ba(NO3)2CuSO4 = BaSO4Cu(NO3)2
FeSi + HNO3 = Fe(NO3)3 + H2SiO3 + NO + H2O =>
3 FeSi + 16 HNO3 = 3 Fe(NO3)3 + 3 H2SiO3 + 7 NO + 5 H2O
NiOH2 + H2SO4 = NiSO4 + H2OH2 =>
NiOH2 + H2SO4 = NiSO4 + H2OH2
Cu2CO3 + Al = Cu + Al2(CO3)3 =>
3 Cu2CO3 + 2 Al = 6 Cu + Al2(CO3)3
SrO + H2O = SrO2 + H2 =>
SrO + H2O = SrO2 + H2
HCl + NH4Cl(aq) + K2CrO7(aq) = KCl(aq) + CrCl3(aq) + N2(g) + H2O(l) =>
4 HCl + 6 NH4Cl(aq) + 2 K2CrO7(aq) = 4 KCl(aq) + 2 CrCl3(aq) + 3 N2(g) + 14 H2O(l)
BeCl2 + NaOH = Be(OH)2 + NaCl =>
BeCl2 + 2 NaOH = Be(OH)2 + 2 NaCl
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
Cl2 + KBr = KCl + Br =>
Cl2 + 2 KBr = 2 KCl + 2 Br
Al + MnO2 + H{+} = Mn + Al2{3+} + H2O =>
8 Al + 3 MnO2 + 12 H{+} = 3 Mn + 4 Al2{3+} + 6 H2O
Fe(NO2)3 + O2 = Fe2O3 + NO2 =>
4 Fe(NO2)3 + 3 O2 = 2 Fe2O3 + 12 NO2
Cr2O3 + Na2SO3 = NaCrO2 + SO2 =>
Cr2O3 + Na2SO3 = 2 NaCrO2 + SO2
Cu2O + H2O2 + H2SO4 = CuSO4 + H2O =>
Cu2O + H2O2 + 2 H2SO4 = 2 CuSO4 + 3 H2O
NO2 + H2O = NH3 + O2 =>
4 NO2 + 6 H2O = 4 NH3 + 7 O2
FeCl2 + KMnO4 = FeO4 + KMnCl2 =>
FeCl2 + KMnO4 = FeO4 + KMnCl2
AI + CuSO4 = AICuSO4 =>
AI + CuSO4 = AICuSO4
CH3CH2COOH + Cu(OH)2 = (CH3CH2COO)2Cu + H2O =>
2 CH3CH2COOH + Cu(OH)2 = (CH3CH2COO)2Cu + 2 H2O
AlCuSO4 = Al(SO4)Cu =>
AlCuSO4 = Al(SO4)Cu
C6H10O + H2O + BH3 = C6H12O + B(OH)3 =>
3 C6H10O + 3 H2O + BH3 = 3 C6H12O + B(OH)3
HZn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
8 HZn + 22 HNO3 = 8 Zn(NO3)2 + 3 NH4NO3 + 9 H2O
K + HNO3(conc) = KNO32 + NO2 + H2O =>
K + 60 HNO3(conc) = KNO32 + 59 NO2 + 30 H2O
BiS + HNO3 = Bi(NO3)3 + NO + H2O + S =>
BiS + 4 HNO3 = Bi(NO3)3 + NO + 2 H2O + S
FeCl3 + K4[Fe(CN)6] = K[FeFe(CN)6] + KCl =>
FeCl3 + K4[Fe(CN)6] = K[FeFe(CN)6] + 3 KCl
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
(NH4)2S2 + O2 = H2O + NH3 + S8 =>
4(NH4)2S2 + 2 O2 = 4 H2O + 8 NH3 + S8
HCO3 + KCl = HCl + KCO3 =>
HCO3 + KCl = HCl + KCO3
Mn2SO4 + Na3PO4 = Mn3PO4 + Na2SO4 =>
3 Mn2SO4 + 2 Na3PO4 = 2 Mn3PO4 + 3 Na2SO4
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