| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Fe + 4 H2O2 = Fe3O4 + 4 H2O
Na2 + S2 + O3 = Na2(SO3)2 =>
Na2 + S2 + 2 O3 = Na2(SO3)2
Hg(OH)2 + H3BO3 = Hg(H2BO3)2 + H2O =>
Hg(OH)2 + 2 H3BO3 = Hg(H2BO3)2 + 2 H2O
Na2SO3 + K2CrO7 + H2SO4 = Na2SO4 + Cr(SO4)3 + H2O + K2SO4 =>
3 Na2SO3 + K2CrO7 + 4 H2SO4 = 3 Na2SO4 + Cr(SO4)3 + 4 H2O + K2SO4
FeCl3 + H2O + Na2CO3 = Fe(OH)3 + CO2 + NaCl =>
2 FeCl3 + 3 H2O + 3 Na2CO3 = 2 Fe(OH)3 + 3 CO2 + 6 NaCl
Mg(s) + HCl(ag) = MgCl2(ag) + H2(l) =>
Mg(s) + 2 HCl(ag) = MgCl2(ag) + H2(l)
N204 + O2 + H2O = HNO3 =>
N204 + 255 O2 + 102 H2O = 204 HNO3
HClO + Cu = CuClO + H =>
HClO + Cu = CuClO + H
PbI2 + Cl2 = PbCl2 + I2 =>
PbI2 + Cl2 = PbCl2 + I2
Pb(OH)2 = Pb + O2 + H2O =>
2 Pb(OH)2 = 2 Pb + O2 + 2 H2O
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Al + Mn2O7 = Mn + Al2O3 =>
14 Al + 3 Mn2O7 = 6 Mn + 7 Al2O3
AgNO3(aq) + K2SO4(aq) = Ag2SO4(aq) + KNO3(g) =>
2 AgNO3(aq) + K2SO4(aq) = Ag2SO4(aq) + 2 KNO3(g)
C4H8O + NaOH + I2 = NaI + H2O + CHI3 =>
C4H8O + 2 NaOH + 7 I2 = 2 NaI + 3 H2O + 4 CHI3
KCNS = K + CN + S =>
KCNS = K + CN + S
C3H9N + HBr = C3H9Br + HN =>
C3H9N + HBr = C3H9Br + HN
SrBr2 + CuSO4 = SrSO4 + CuBr2 =>
SrBr2 + CuSO4 = SrSO4 + CuBr2
H2SO4 + KMnO4 + H2O2 = MnO4 + K2SO4 + H2O =>
H2SO4 + 2 KMnO4 + H2O2 = 2 MnO4 + K2SO4 + 2 H2O
SO3{-2} + OH = SO4{-2} + H2O =>
SO3{-2} + 2 OH = SO4{-2} + H2O
Ca + PbO2 = Ca2Pb + O2 =>
2 Ca + PbO2 = Ca2Pb + O2
Pb + SCN = PbSCN =>
Pb + SCN = PbSCN
Cl2 + H2 = H2Cl2 =>
Cl2 + H2 = H2Cl2
NH3 + HCl = NCl2 + H2 =>
2 NH3 + 4 HCl = 2 NCl2 + 5 H2
SrCl2 + Hg(NO3) = HgCl + Sr(NO3)2 =>
SrCl2 + 2 Hg(NO3) = 2 HgCl + Sr(NO3)2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
Ca(OH)2 + Cu(II)SO4 = Ca(SO4)2 + Cu(II)(OH) =>
Ca(OH)2 + 2 Cu(II)SO4 = Ca(SO4)2 + 2 Cu(II)(OH)
Cu(O2) = CuO + O2 =>
2 Cu(O2) = 2 CuO + O2
CoCl2(H2O)6 + NH4Cl + NH3 + H2O2 = Co(NH3)6Cl3 + H2O =>
2 CoCl2(H2O)6 + 2 NH4Cl + 10 NH3 + H2O2 = 2 Co(NH3)6Cl3 + 14 H2O
NO3{-} + SO2 + H2O = SO4{2-} + NO + H{+} =>
2 NO3{-} + 3 SO2 + 2 H2O = 3 SO4{2-} + 2 NO + 4 H{+}
CO2 + H2O = H + HCO3 =>
CO2 + H2O = H + HCO3
H2SO4 + Pb = H2 + Pb2SO4 =>
H2SO4 + 2 Pb = H2 + Pb2SO4
HCOOCH2 + H2O = HCOOH + CH4O =>
4 HCOOCH2 + 5 H2O = 5 HCOOH + 3 CH4O
KCNS + HCl = KCl + HCNS =>
KCNS + HCl = KCl + HCNS
Zn + H2SO4 + HCl = ZnCl2 + H2S + H2O =>
4 Zn + H2SO4 + 8 HCl = 4 ZnCl2 + H2S + 4 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
C3H4O2 + NaOH = (C3H3NaO2) + H2O =>
C3H4O2 + NaOH = (C3H3NaO2) + H2O
CH3CH2SH + O2 = CH3CH2SHO =>
2 CH3CH2SH + O2 = 2 CH3CH2SHO
(NH4)2Fe(SO4)2*6H2O + KMnO4 + H2SO4 = (NH4)2SO4 + K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
10(NH4)2Fe(SO4)2*6H2O + 2 KMnO4 + 8 H2SO4 = 10(NH4)2SO4 + K2SO4 + 2 MnSO4 + 5 Fe2(SO4)3 + 68 H2O
C5H8O2 + O2 = C2H4O2 + C3H4O2 =>
C5H8O2 + O2 = C2H4O2 + C3H4O2
Nb + HF + HNO3 = H2[NbF7] + NO + H2O =>
3 Nb + 21 HF + 5 HNO3 = 3 H2[NbF7] + 5 NO + 10 H2O
H2S2O3(aq) = SO2(g) + S(s) + H2O(l) =>
H2S2O3(aq) = SO2(g) + S(s) + H2O(l)
CO2 + Ca(OH)2 = CaCO3 + H2O =>
CO2 + Ca(OH)2 = CaCO3 + H2O
NaOH + NaNO3 + MnSO4 = NaMnO4 + NaNO2 + Na2SO4 + H2O =>
6 NaOH + 5 NaNO3 + 2 MnSO4 = 2 NaMnO4 + 5 NaNO2 + 2 Na2SO4 + 3 H2O
NaOH + NaNO2 + Al + H2O = NH3 + NaAlO2 =>
NaOH + NaNO2 + 2 Al + H2O = NH3 + 2 NaAlO2
HI + FeCl3 = FeI3 + HCl =>
3 HI + FeCl3 = FeI3 + 3 HCl
C2H6O2 + O2 = C + H2O =>
2 C2H6O2 + O2 = 4 C + 6 H2O
Fe(NO3)3(aq) + Na2CO3(aq) = FeCO3(aq) + Na2(NO3)3(aq) =>
Fe(NO3)3(aq) + Na2CO3(aq) = FeCO3(aq) + Na2(NO3)3(aq)
Cu(OH)2 + HCH3O2 = Cu(C2H3O2)2 + H2O =>
Cu(OH)2 + 4 HCH3O2 = Cu(C2H3O2)2 + 6 H2O
Ca(s) + S = CaS =>
Ca(s) + S = CaS
AuCl + K3(PO4) = Au3(PO4) + KCl =>
3 AuCl + K3(PO4) = Au3(PO4) + 3 KCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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