| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na + 2 H2O = 2 NaOH + H2
C2H3COOH + C3H5(OH)3 = (CH3COO)3C3H5 + H2O =>
2 C2H3COOH + C3H5(OH)3 = (CH3COO)3C3H5 + H2O
FeO3 + CO = Fe + CO2 =>
FeO3 + 3 CO = Fe + 3 CO2
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Ba(OH)2 + P2O5 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + P2O5 = Ba3(PO4)2 + 3 H2O
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
C6H8O6 + Cu{2+} = C6H6O6 + Cu{+} + H{+} =>
C6H8O6 + 2 Cu{2+} = C6H6O6 + 2 Cu{+} + 2 H{+}
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
K2O + H3PO4 = K3PO4 + H2O =>
3 K2O + 2 H3PO4 = 2 K3PO4 + 3 H2O
MN + S = MNS2 =>
MN + 2 S = MNS2
Na2CO3(s) + HCl(aq) = NaCl + H2O + CO2 =>
Na2CO3(s) + 2 HCl(aq) = 2 NaCl + H2O + CO2
MG(OH)2 + HCl = MGCl2 + H2O =>
MG(OH)2 + 2 HCl = MGCl2 + 2 H2O
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
Mn + S = MnS2 =>
Mn + 2 S = MnS2
S2 + O2 = SO2 =>
S2 + 2 O2 = 2 SO2
CaCO3 + HCl = CaCl + HCO3 =>
CaCO3 + HCl = CaCl + HCO3
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
C + H2 = CH4 =>
C + 2 H2 = CH4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cu{2+} + KI = CuI + I2 + K{+} =>
2 Cu{2+} + 4 KI = 2 CuI + I2 + 4 K{+}
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
H + At = HAt =>
H + At = HAt
AgNO3 + NaOH = AgOH + NaNO3 =>
AgNO3 + NaOH = AgOH + NaNO3
Na2SO3 + K2Cr2O7 + H2O = Cr(OH)3 + KOH + Na2SO4 =>
3 Na2SO3 + K2Cr2O7 + 4 H2O = 2 Cr(OH)3 + 2 KOH + 3 Na2SO4
C2HClO2Ca + NH4(OH) + NaOH = C2H5NO2 + Ca(OH)2 + NaCl =>
C2HClO2Ca + NH4(OH) + NaOH = C2H5NO2 + Ca(OH)2 + NaCl
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C2HClO2Ca + NaOH + H2O = C2H4O3 + Ca(OH)2 + NaCl =>
C2HClO2Ca + NaOH + 2 H2O = C2H4O3 + Ca(OH)2 + NaCl
NH3 + O2 + CH4 = HCN + H2O =>
2 NH3 + 3 O2 + 2 CH4 = 2 HCN + 6 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Zn2 + H2SO4 = ZnSO4 + H2 =>
Zn2 + 2 H2SO4 = 2 ZnSO4 + 2 H2
Al + OH{-} + H2O = [Al(OH)4]{-} + H2 =>
2 Al + 2 OH{-} + 6 H2O = 2[Al(OH)4]{-} + 3 H2
Zn + Ni(NO3)2 = Zn(NO3) + Ni =>
2 Zn + Ni(NO3)2 = 2 Zn(NO3) + Ni
K2Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + K2SO4 + I + H2O =>
K2Cr2O7 + 6 KI + 7 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 6 I + 7 H2O
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
HGO = HG + O2 =>
2 HGO = 2 HG + O2
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
Cu + H3PO4 + H2O2 = Cu3(PO4)2 + H2O =>
3 Cu + 2 H3PO4 + 3 H2O2 = Cu3(PO4)2 + 6 H2O
C2HClO2Ca + NH4(OH) + H2O = C6H7NO6Ca + HCl + Ca2O2 =>
3 C2HClO2Ca + NH4(OH) + H2O = C6H7NO6Ca + 3 HCl + Ca2O2
NO2 + H2O + O2 = HNO3 =>
4 NO2 + 2 H2O + O2 = 4 HNO3
CO2 + Na2O = Na2CO3 =>
CO2 + Na2O = Na2CO3
C2HClO2Ca + NH4(OH) + H2O = C6H7NO6 + HCl + Ca3O2 =>
3 C2HClO2Ca + NH4(OH) + H2O = C6H7NO6 + 3 HCl + Ca3O2
Ti + H2O2 = TiO2 + H2O =>
Ti + 2 H2O2 = TiO2 + 2 H2O
KOH + H2O = KO + H3O =>
KOH + H2O = KO + H3O
Cu(NH3)4Cl2 + KCN + H2O = NH3 + NH4Cl + K2Cu(CN)3 + KCNO + KCl =>
2 Cu(NH3)4Cl2 + 7 KCN + H2O = 6 NH3 + 2 NH4Cl + 2 K2Cu(CN)3 + KCNO + 2 KCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/22/17
Équations équilibrées sur07/22/16
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