| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn + 2 HCl = ZnCl2 + H2
C2H6OS + O2 = CO2 + H2O + SO2 =>
C2H6OS + 4 O2 = 2 CO2 + 3 H2O + SO2
K4[Fe(CN)6] + FeSO4 = Fe4[Fe(CN)6]3 + K2SO4 + Fe =>
3 K4[Fe(CN)6] + 6 FeSO4 = Fe4[Fe(CN)6]3 + 6 K2SO4 + 2 Fe
MoS3 = Mo + S8 =>
8 MoS3 = 8 Mo + 3 S8
FeCl2 + HNO3 = Fe(NO3)2 + HCl =>
FeCl2 + 2 HNO3 = Fe(NO3)2 + 2 HCl
SnCl2 + NaSCN = Sn(SCN)2 + NaCl =>
SnCl2 + 2 NaSCN = Sn(SCN)2 + 2 NaCl
FeCl3 + Na2SO3 + H2O = FeCl2 + Na2SO4 + HCl =>
2 FeCl3 + Na2SO3 + H2O = 2 FeCl2 + Na2SO4 + 2 HCl
C6H12O6 + CuSO4 + NaOH = NaOC6H11O7 + Na2SO4 + Cu2O + H2O =>
C6H12O6 + 4 CuSO4 + 9 NaOH = NaOC6H11O7 + 4 Na2SO4 + 2 Cu2O + 5 H2O
HCl + MnO2 = Cl2*MnCl2 + H2O =>
4 HCl + MnO2 = Cl2*MnCl2 + 2 H2O
H2S + HNO4 = H2SO4 + NO2 + H2O =>
3 H2S + 8 HNO4 = 3 H2SO4 + 8 NO2 + 4 H2O
N2 + He = NHe =>
N2 + 2 He = 2 NHe
C6H14N4O2 + O2 = CO2 + H2O + N2H4CO =>
2 C6H14N4O2 + 11 O2 = 8 CO2 + 6 H2O + 4 N2H4CO
Ag(NO3) + NH4Cl = AgCl + NH4NO3 =>
Ag(NO3) + NH4Cl = AgCl + NH4NO3
Fe2 + CuSO4 = FeSO4 + Cu2 =>
Fe2 + 2 CuSO4 = 2 FeSO4 + Cu2
N2O3 + HOH = HNO2 =>
N2O3 + HOH = 2 HNO2
V2O5 + NH3 = VO2 + N2 + H2O =>
3 V2O5 + 2 NH3 = 6 VO2 + N2 + 3 H2O
Fe(NH4)2(SO4)2*6H2O + H2C2O4*2H2O = FeC2O4*H2O + (NH4)2SO4 + H2SO4 + H2O =>
Fe(NH4)2(SO4)2*6H2O + H2C2O4*2H2O = FeC2O4*H2O + (NH4)2SO4 + H2SO4 + 7 H2O
KClO3 + NaHSO3 = Na2SO4 + KCl + H2O + SO2 =>
KClO3 + 6 NaHSO3 = 3 Na2SO4 + KCl + 3 H2O + 3 SO2
KOH + H2O = H + KOH[OH] =>
KOH + H2O = H + KOH[OH]
NO2(g) + H2O(l) + O2(g) = HNO3(aq) =>
4 NO2(g) + 2 H2O(l) + O2(g) = 4 HNO3(aq)
KF = K + F2 =>
2 KF = 2 K + F2
Pb(NO3)2 + Na2(CO3) = Pb(CO3) + Na2(NO3)2 =>
Pb(NO3)2 + Na2(CO3) = Pb(CO3) + Na2(NO3)2
Cl2 + NaI + OH{-} = IO3{-} + Na{+} + Cl{-} + H2O =>
3 Cl2 + NaI + 6 OH{-} = IO3{-} + Na{+} + 6 Cl{-} + 3 H2O
NaCrO2 + PbO2 + NaOH = Na2CrO4 + Na2PbO2 + H2O =>
2 NaCrO2 + 3 PbO2 + 8 NaOH = 2 Na2CrO4 + 3 Na2PbO2 + 4 H2O
CrI3 + Br2 = CrBr3 + I2 =>
2 CrI3 + 3 Br2 = 2 CrBr3 + 3 I2
C7H6O2 + NaHCO3 = NaC7H5O2 + H2O + CO2 =>
C7H6O2 + NaHCO3 = NaC7H5O2 + H2O + CO2
B5H9 + O2 = B2O3 + H2O =>
2 B5H9 + 12 O2 = 5 B2O3 + 9 H2O
C2H8 + O2 = CO2 + H2O =>
C2H8 + 4 O2 = 2 CO2 + 4 H2O
Na2CO3 + Al2(SO4)3 + H2O = Na2SO4 + Al(OH)3 + CO2 =>
3 Na2CO3 + Al2(SO4)3 + 3 H2O = 3 Na2SO4 + 2 Al(OH)3 + 3 CO2
C2O4H2 = C(OH)2 + CO2 =>
C2O4H2 = C(OH)2 + CO2
CO2 + HO2 = C6H12O6 + O2 =>
6 CO2 + 12 HO2 = C6H12O6 + 15 O2
K(ClO3) = KCl + O =>
K(ClO3) = KCl + 3 O
Co + HgO = CoO + Hg =>
Co + HgO = CoO + Hg
Mn + H2S = Mn2S3 + H2 =>
2 Mn + 3 H2S = Mn2S3 + 3 H2
NO2 + H2SO4 = HNO3 + SO2 =>
2 NO2 + H2SO4 = 2 HNO3 + SO2
HOCl + KOH = H2O + KClO =>
HOCl + KOH = H2O + KClO
H2SO3 + Fe(OH)2 = Fe(SO3) + H2O =>
H2SO3 + Fe(OH)2 = Fe(SO3) + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
K(s) + H2O(aq) = H2(g) + KOH(s) =>
2 K(s) + 2 H2O(aq) = H2(g) + 2 KOH(s)
C3H6 = C3H4 + H2 =>
C3H6 = C3H4 + H2
C6H12O6 + CO2 = C7H8 + O2 =>
2 C6H12O6 + 9 CO2 = 3 C7H8 + 15 O2
Pb(CH3COO)2 + KI = PbI2 + KC2H3O2 =>
Pb(CH3COO)2 + 2 KI = PbI2 + 2 KC2H3O2
NaO + H2O = NaOH + OH =>
NaO + H2O = NaOH + OH
K2Cr2O7 + AgNO3 + H2O = Ag2CrO4 + KNO3 + H2CrO4 =>
K2Cr2O7 + 2 AgNO3 + H2O = Ag2CrO4 + 2 KNO3 + H2CrO4
CoCl2*6H2O + C2H8N2 + HCl + H2O2 = [CoCl2(C2H8N2)2]Cl + H2O =>
2 CoCl2*6H2O + 4 C2H8N2 + 2 HCl + H2O2 = 2[CoCl2(C2H8N2)2]Cl + 14 H2O
Na2CrO4 + HCl = Na2Cr2O7 + NaCl + H2O =>
2 Na2CrO4 + 2 HCl = Na2Cr2O7 + 2 NaCl + H2O
Ca(OH)2 + SO2 = Ca(HSO3)2 =>
Ca(OH)2 + 2 SO2 = Ca(HSO3)2
Mn + ZnCl2 = MnCl3 + Zn =>
2 Mn + 3 ZnCl2 = 2 MnCl3 + 3 Zn
CaBr2 + Na2S = CaS + NaBr =>
CaBr2 + Na2S = CaS + 2 NaBr
HNO2 = H2O + NO2 + NO =>
2 HNO2 = H2O + NO2 + NO
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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