| Équations équilibrées la veille | Équations équilibrées le lendemain |
Co + AuHPO = Au + CoHPO
Li2 + H2O = LiOH + H2 =>
Li2 + 2 H2O = 2 LiOH + H2
MgBr2 + NH4Cl = NH4Br + MgCl2 =>
MgBr2 + 2 NH4Cl = 2 NH4Br + MgCl2
NaHCO3 + KHC4H4O6 = NaKC4H4O6 + H2O + CO2 =>
NaHCO3 + KHC4H4O6 = NaKC4H4O6 + H2O + CO2
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
Bi2O3 + H2O = HBi2O2 + O2 =>
4 Bi2O3 + 2 H2O = 4 HBi2O2 + 3 O2
(NH4)2SO4 + CaOH2 = NH4 + H2O + CaSO4 =>
(NH4)2SO4 + CaOH2 = 2 NH4 + H2O + CaSO4
NaHCl3 = NaCl3 + H2 =>
2 NaHCl3 = 2 NaCl3 + H2
Ca3(PO4)2(aq) + SiO2(s) + C(s) = CaSiO3 + CO(g) + P(s) =>
Ca3(PO4)2(aq) + 3 SiO2(s) + 5 C(s) = 3 CaSiO3 + 5 CO(g) + 2 P(s)
FeSO4 + H2SO4 + KMnO4 = Fe2(SO4)3 + MnSO4 + KHSO4 + H2O =>
10 FeSO4 + 9 H2SO4 + 2 KMnO4 = 5 Fe2(SO4)3 + 2 MnSO4 + 2 KHSO4 + 8 H2O
H2S + Fe(III)Br = Fe(III)S + H2Br =>
H2S + Fe(III)Br = Fe(III)S + H2Br
Na2S2O3 + HCl = NaCl + SO2 + SH2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + SH2O
FeI3 + Fe = FeI2 =>
2 FeI3 + Fe = 3 FeI2
Zn + Fe(No3)3 = Zn(No3)3 + Fe =>
Zn + Fe(No3)3 = Zn(No3)3 + Fe
H2 + S + O2 = H2SO3 =>
2 H2 + 2 S + 3 O2 = 2 H2SO3
SnCl4 + FeCl3 = FeCl4 + SnCl3 =>
SnCl4 + FeCl3 = FeCl4 + SnCl3
Si + O2 = SiO2 =>
Si + O2 = SiO2
CaSiO3 + HF = H2[SiF6] + CaF2 + H2O =>
CaSiO3 + 8 HF = H2[SiF6] + CaF2 + 3 H2O
CoS2 + HNO3 = Co(NO3)2 + NO + S + H2O =>
3 CoS2 + 8 HNO3 = 3 Co(NO3)2 + 2 NO + 6 S + 4 H2O
Mg + Fe{+} = Mg{2+} + Fe =>
Mg + 2 Fe{+} = Mg{2+} + 2 Fe
Ba(NO3)2 + Na2PO4 = Na2(NO3)2 + BaPO4 =>
Ba(NO3)2 + Na2PO4 = Na2(NO3)2 + BaPO4
H2SO4 + Na2CrO3 = H2CrO3 + Na2SO4 =>
H2SO4 + Na2CrO3 = H2CrO3 + Na2SO4
Mg + Fe{+} = Mg{2+} + Fe =>
Mg + 2 Fe{+} = Mg{2+} + 2 Fe
SO3{2-} + MnO4{+} + H{+} = SO4{2�} + Mn{2+} + H2O =>
7 SO3{2-} + 6 MnO4{+} + 34 H{+} = 7 SO4{2�} + 6 Mn{2+} + 17 H2O
NaHCO3 + CH3CO2H = NaC2H3O2 + H2O + CO2 =>
NaHCO3 + CH3CO2H = NaC2H3O2 + H2O + CO2
H2SO4 + Cr(OH)3 = Cr2(SO4)3 + HOH =>
3 H2SO4 + 2 Cr(OH)3 = Cr2(SO4)3 + 6 HOH
C6H10 + Br2 = C4H8 + CHBr =>
C6H10 + Br2 = C4H8 + 2 CHBr
Ba(NO3)2 + Na2S2O3 = Ba2(S2O3)2 + NaNO3 =>
2 Ba(NO3)2 + 2 Na2S2O3 = Ba2(S2O3)2 + 4 NaNO3
HCl + NaBr + Ca(ClO)2 = Br2 + CaCl2 + NaCl + H2O =>
4 HCl + 4 NaBr + Ca(ClO)2 = 2 Br2 + CaCl2 + 4 NaCl + 2 H2O
Al(OH)3 + NaCl + H2O = Na[Al(OH)4] + HCl =>
Al(OH)3 + NaCl + H2O = Na[Al(OH)4] + HCl
Co3(PO4)2 = Co + PO4 =>
Co3(PO4)2 = 3 Co + 2 PO4
Fe2(CO3)3 + NaNO3 = Fe(NO3)3 + Na2CO3 =>
Fe2(CO3)3 + 6 NaNO3 = 2 Fe(NO3)3 + 3 Na2CO3
CH2CH(CH2)2CH3(l) + O2(g) = CO2 + H2O =>
2 CH2CH(CH2)2CH3(l) + 15 O2(g) = 10 CO2 + 10 H2O
SO2 + HIO3 + H2O = H2SO4 + I2 =>
5 SO2 + 2 HIO3 + 4 H2O = 5 H2SO4 + I2
Al2O3 + C(s) + Cl2(g) = AlCl3(s) + CO(g) =>
Al2O3 + 3 C(s) + 3 Cl2(g) = 2 AlCl3(s) + 3 CO(g)
CH3OH + (ClCN)3 = CH3Cl + (NCOH)3 =>
3 CH3OH + (ClCN)3 = 3 CH3Cl + (NCOH)3
KMnO4(aq) + Na2C2O4(aq) + H2SO4(aq) = K2SO4(aq) + MnSO4(aq) + Na2SO4(aq) + H2O(aq) + CO2(g) =>
2 KMnO4(aq) + 5 Na2C2O4(aq) + 8 H2SO4(aq) = K2SO4(aq) + 2 MnSO4(aq) + 5 Na2SO4(aq) + 8 H2O(aq) + 10 CO2(g)
KMnO4 + C6H12O6 = CO2 + MnO + K2CO3 + H2O =>
24 KMnO4 + 5 C6H12O6 = 18 CO2 + 24 MnO + 12 K2CO3 + 30 H2O
Au(NO3)3 + Ag = AuAg3 + (NO3)Ag =>
Au(NO3)3 + 6 Ag = AuAg3 + 3(NO3)Ag
KBr + BaCl2 = BaBr2 + K2Cl2 =>
2 KBr + BaCl2 = BaBr2 + K2Cl2
Zr + V2O5 = ZrO2 + VO2 =>
Zr + 2 V2O5 = ZrO2 + 4 VO2
KMnO4 + H2SO4 + HCrO3 = K2SO4 + MnSO4 + CrO3 + H2O =>
2 KMnO4 + 3 H2SO4 + 10 HCrO3 = K2SO4 + 2 MnSO4 + 10 CrO3 + 8 H2O
Pb + HNO3 = PbNO32 + N2O + H2O =>
8 Pb + 126 HNO3 = 8 PbNO32 + 59 N2O + 63 H2O
HBrO3 + B(OH)3 = B(BrO3)3 + H2O =>
3 HBrO3 + B(OH)3 = B(BrO3)3 + 3 H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
Mg2 + CO2 = MgO + C2 =>
2 Mg2 + 2 CO2 = 4 MgO + C2
Al2S + H2O = AlOH + H2S =>
Al2S + 2 H2O = 2 AlOH + H2S
N2H5NO3 + C20H43 = N2 + H2O + CO2 =>
246 N2H5NO3 + 2 C20H43 = 369 N2 + 658 H2O + 40 CO2
CrO3 + I2 = Cr2O3 + I2O =>
2 CrO3 + 3 I2 = Cr2O3 + 3 I2O
NH3 + O2 = NO2N + H2O =>
4 NH3 + 5 O2 = 2 NO2N + 6 H2O
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