| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 HCN + CO(OH)3 = CO(CN)3 + 3 H2O
Na2CrO4 + NaOH = NaCrO2 + H2O + Na2O2 =>
2 Na2CrO4 + 4 NaOH = 2 NaCrO2 + 2 H2O + 3 Na2O2
NaTeO3 + HCl + NaI = NaCl + Te + H2O + I2 =>
2 NaTeO3 + 12 HCl + 10 NaI = 12 NaCl + 2 Te + 6 H2O + 5 I2
Na2CO3 + H3PO4 = CO2 + H2O + Na3PO4 =>
3 Na2CO3 + 2 H3PO4 = 3 CO2 + 3 H2O + 2 Na3PO4
HBr2 = Br + H2 =>
2 HBr2 = 4 Br + H2
copper(ii)oxide + carbon = carbondioxide + copper =>
2 CuO + C = CO2 + 2 Cu
Sn3O4 = SnO2 + Sn =>
Sn3O4 = 2 SnO2 + Sn
CaCl3 + HCl = CaCl + HCl3 =>
CaCl3 + HCl = CaCl + HCl3
Mg3N2 + K4C = Mg4C2 + NK3 =>
4 Mg3N2 + 6 K4C = 3 Mg4C2 + 8 NK3
CuO + FeSO4 = FeO + CuSO4 =>
CuO + FeSO4 = FeO + CuSO4
KClO3(s) = KClO4 + KCl =>
4 KClO3(s) = 3 KClO4 + KCl
Cu3(Po4)2 + H2O = Cu(OH)2 + H3Po4 =>
Cu3(Po4)2 + 6 H2O = 3 Cu(OH)2 + 2 H3Po4
CO(carbonmonoxide) + H2O(watervapor) = CO2(carbondioxide) + H2(hydrogen) =>
CO(carbonmonoxide) + H2O(watervapor) = CO2(carbondioxide) + H2(hydrogen)
Na2O + H2O2 = NaOH + O2 =>
2 Na2O + 2 H2O2 = 4 NaOH + O2
Al + Cu2SO4 = Al2(SO4)3 + Cu =>
2 Al + 3 Cu2SO4 = Al2(SO4)3 + 6 Cu
BaSO4(heat) = BaO + SO3 =>
BaSO4(heat) = BaO + SO3
MnO2 + NO + H2O = Mn + HNO3 =>
3 MnO2 + 4 NO + 2 H2O = 3 Mn + 4 HNO3
FeSO4*7H2O + Fe2O3 + NaOH = H2O + Fe3O4 + Na2SO4 =>
FeSO4*7H2O + Fe2O3 + 2 NaOH = 8 H2O + Fe3O4 + Na2SO4
NiO + NaOH = Ni(OH) + NaO =>
NiO + NaOH = Ni(OH) + NaO
Pd + H2O + O2 = Pd(OH)2 =>
2 Pd + 2 H2O + O2 = 2 Pd(OH)2
N + O = NO = O2 =>
N + O = NO
KOH(aq) + HCl(aq) = KCl(aq) + H2O(l) =>
KOH(aq) + HCl(aq) = KCl(aq) + H2O(l)
Cu2S + KNO3 + H2O = (CuOH)2SO4 + NO + KOH =>
3 Cu2S + 10 KNO3 + 8 H2O = 3(CuOH)2SO4 + 10 NO + 10 KOH
BaCO3 + HCOH = Ba(HCO)2 + H2O + CO2 =>
BaCO3 + 2 HCOH = Ba(HCO)2 + H2O + CO2
C2H5OH + I2 + NaOH = HCOONa + NaI + H2O =>
C2H5OH + 4 I2 + 10 NaOH = 2 HCOONa + 8 NaI + 7 H2O
C2H4(OH)2 + Na = C2H4O2Na + H2 =>
C2H4(OH)2 + Na = C2H4O2Na + H2
CH3CH2CH = CHCH3 =>
2 CH3CH2CH = 3 CHCH3
K2S + H2O2 = K2SO4 + H2O =>
K2S + 4 H2O2 = K2SO4 + 4 H2O
FeCl2 + H2SO4 + HCl = FeCl3 + SO2 + H2O =>
2 FeCl2 + H2SO4 + 2 HCl = 2 FeCl3 + SO2 + 2 H2O
CH2Cl2 + F2 = Cl2 + CH2F2 =>
CH2Cl2 + F2 = Cl2 + CH2F2
I + Ca(NO3)2 = Ca + I(NO3)2 =>
I + Ca(NO3)2 = Ca + I(NO3)2
Al(s) + HBr(ac) = AlBr3(ac) + H2(g) =>
2 Al(s) + 6 HBr(ac) = 2 AlBr3(ac) + 3 H2(g)
K2Cr2O7 + ZnS = K2O + ZnSO4 + CrO2 =>
2 K2Cr2O7 + ZnS = 2 K2O + ZnSO4 + 4 CrO2
C26H53OH + O2 = CO2 + H2O =>
C26H53OH + 39 O2 = 26 CO2 + 27 H2O
Fe + KOH + H2O = K2FeO4 + H2 =>
Fe + 2 KOH + 2 H2O = K2FeO4 + 3 H2
NaHCO3 + O2 = CO2 + H2O + Na2O2 =>
4 NaHCO3 + O2 = 4 CO2 + 2 H2O + 2 Na2O2
CuO + Ca = CaO + Cu =>
CuO + Ca = CaO + Cu
HC2H3O2(l) + NaHCO3 = NaC2H3O2(aq) + H2O(l) + CO2(g) =>
HC2H3O2(l) + NaHCO3 = NaC2H3O2(aq) + H2O(l) + CO2(g)
TiOSO4 + NaOH = TiO2 + Na2SO4 + H2O =>
TiOSO4 + 2 NaOH = TiO2 + Na2SO4 + H2O
H2SO3 + H2O = H2SO4 + H2 =>
H2SO3 + H2O = H2SO4 + H2
Li + Po4 = Li3Po4 =>
3 Li + Po4 = Li3Po4
AlI2 + KS = AlK + I2S =>
AlI2 + KS = AlK + I2S
FeTe + HPO3 + HBr = FeBr2 + PO + H2O + Te =>
3 FeTe + 2 HPO3 + 6 HBr = 3 FeBr2 + 2 PO + 4 H2O + 3 Te
PBO2 + NaOH = Na2PBO3 + H2O =>
PBO2 + 2 NaOH = Na2PBO3 + H2O
Cu(CH3COO)2 + H2S = CuS + CH3COOH =>
Cu(CH3COO)2 + H2S = CuS + 2 CH3COOH
Cr2(SO4)3 + NaOH = Cr(OH)3 + Na2SO4 =>
Cr2(SO4)3 + 6 NaOH = 2 Cr(OH)3 + 3 Na2SO4
NH3 + Pb(NO3)2 = Pb(NH3)2 + NO3 =>
2 NH3 + Pb(NO3)2 = Pb(NH3)2 + 2 NO3
BaCl2 + CO3{2-} = BaCO3 + Cl{-} =>
BaCl2 + CO3{2-} = BaCO3 + 2 Cl{-}
Na2S2O8 + H2O = H2SO4 + NaO =>
Na2S2O8 + 2 H2O = 2 H2SO4 + 2 NaO
Na2CO3 + FeCl3 + H2O = Fe(OH)3 + NaCl + CO2 =>
3 Na2CO3 + 2 FeCl3 + 3 H2O = 2 Fe(OH)3 + 6 NaCl + 3 CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/30/24
Équations équilibrées sur12/30/23
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