| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr(OH)2 + 2 HNO3 = Cr(NO3)2 + 2 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
CuFeS2 + O2 = Cu2S + SO2 + Fe2O3 =>
4 CuFeS2 + 9 O2 = 2 Cu2S + 6 SO2 + 2 Fe2O3
KMnO4 + NH3 = KNO3 + MnO2 + KOH + H2O =>
8 KMnO4 + 3 NH3 = 3 KNO3 + 8 MnO2 + 5 KOH + 2 H2O
Cr2O3 + Na2CO3 + KNO3 = Na2CrO4 + CO2 + KNO2 =>
Cr2O3 + 2 Na2CO3 + 3 KNO3 = 2 Na2CrO4 + 2 CO2 + 3 KNO2
CASO3 = CAO + SO2 =>
CASO3 = CAO + SO2
K2 + O2 = KO2 =>
K2 + 2 O2 = 2 KO2
CuSO4 + Zn = ZnSO4 + Cu =>
CuSO4 + Zn = ZnSO4 + Cu
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
Cl2 + Fe = FeCl3 =>
3 Cl2 + 2 Fe = 2 FeCl3
H2(g) + N2(g) = NH3(g) =>
3 H2(g) + N2(g) = 2 NH3(g)
C3H8O3 + O2 = CO2 + H2O =>
2 C3H8O3 + 7 O2 = 6 CO2 + 8 H2O
PCl3 + Cl2 = PCl5 =>
PCl3 + Cl2 = PCl5
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
Mg3N2 + HCl = MgCl2 + NH3 =>
Mg3N2 + 6 HCl = 3 MgCl2 + 2 NH3
H2S + H2SO3 = S + H2O =>
2 H2S + H2SO3 = 3 S + 3 H2O
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
NaI + KMNO4 + KOH = I2 + K2MNO4 + NaOH =>
2 NaI + 2 KMNO4 + 2 KOH = I2 + 2 K2MNO4 + 2 NaOH
C2H5OH + C3H7COOH = C3H7COOC2H5 + H2O =>
C2H5OH + C3H7COOH = C3H7COOC2H5 + H2O
C2H2O4 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + CO2 + H2O =>
5 C2H2O4 + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 10 CO2 + 8 H2O
Cu2O(s) + C(s) = Cu(s) + CO(g) =>
Cu2O(s) + C(s) = 2 Cu(s) + CO(g)
NH4OH + H3BO3 = NH4(H2BO3) + H2O =>
NH4OH + H3BO3 = NH4(H2BO3) + H2O
CH3COONa + H2O = CH3COOH + NaOH =>
CH3COONa + H2O = CH3COOH + NaOH
FeCuS2 + O2 = Fe2O3 + CuO + SO2 =>
4 FeCuS2 + 13 O2 = 2 Fe2O3 + 4 CuO + 8 SO2
CuCO3 + H2SO4 = CuSO4 + H2O + CO2 =>
CuCO3 + H2SO4 = CuSO4 + H2O + CO2
Pb(NO2)4 = Pb + NO2 =>
Pb(NO2)4 = Pb + 4 NO2
V2(SO4)5*7H2O = V2(SO4)5 + H2O =>
V2(SO4)5*7H2O = V2(SO4)5 + 7 H2O
H2(g) + Cl2(g) = HCl(g) =>
H2(g) + Cl2(g) = 2 HCl(g)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
B2H6 + H2O = H3BO3 + H2 =>
B2H6 + 6 H2O = 2 H3BO3 + 6 H2
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
CuS + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 2 NO + 4 H2O
Pt + HNO3 + HCl = H2[PtCl6] + NO + H2O =>
3 Pt + 4 HNO3 + 18 HCl = 3 H2[PtCl6] + 4 NO + 8 H2O
HGO = HG + O2 =>
2 HGO = 2 HG + O2
KClO3 + KI + H2O = I2 + KCl + KOH =>
KClO3 + 6 KI + 3 H2O = 3 I2 + KCl + 6 KOH
KMnO4 + Na2SO3 + KOH = K2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + Na2SO3 + 2 KOH = 2 K2MnO4 + Na2SO4 + H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Fe3O4 + H2 = FeO + H2O =>
Fe3O4 + H2 = 3 FeO + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
MoO2Cl2(H2O)2 + DMSO = MoO2Cl2(DMSO)2 + H2O =>
MoO2Cl2(H2O)2 + 2 DMSO = MoO2Cl2(DMSO)2 + 2 H2O
RCHO + Cu{+2} + OH{-} = RCOO{-} + Cu2O + H2O =>
RCHO + 2 Cu{+2} + 5 OH{-} = RCOO{-} + Cu2O + 3 H2O
Ga + O2 = Ga2O3 =>
4 Ga + 3 O2 = 2 Ga2O3
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
NaH2PO4 + HCl = H3PO4 + NaCl =>
NaH2PO4 + HCl = H3PO4 + NaCl
Mg + CuCl = MgCl + Cu =>
Mg + CuCl = MgCl + Cu
NaNO3 = NaNO2 + O =>
NaNO3 = NaNO2 + O
Ca(OH)2 + NH4F = NH4OH + CaF2 =>
Ca(OH)2 + 2 NH4F = 2 NH4OH + CaF2
Na2B4O7 + H2SO4 + H2O = Na2SO4 + H3BO3 =>
Na2B4O7 + H2SO4 + 5 H2O = Na2SO4 + 4 H3BO3
Au + HNO3 + HCl = AuCl3 + NO + H2O =>
Au + HNO3 + 3 HCl = AuCl3 + NO + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/01/15
Équations équilibrées sur12/01/14
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