| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaBr + CaF2 = 2 NaF + CaBr2
As2O5 + NaOH = H2O + Na3AsO4 =>
As2O5 + 6 NaOH = 3 H2O + 2 Na3AsO4
Cr + CuSO4 = Cr2(SO4)3 + Cu =>
2 Cr + 3 CuSO4 = Cr2(SO4)3 + 3 Cu
C2H4O + HCl = C2H5ClO =>
C2H4O + HCl = C2H5ClO
ClO2 + H2O = HClO2 + HClO3 =>
2 ClO2 + H2O = HClO2 + HClO3
Fe3O4 + NaOH + H2O = Na3Fe(OH)6 + Na2Fe(OH)4 =>
Fe3O4 + 8 NaOH + 4 H2O = 2 Na3Fe(OH)6 + Na2Fe(OH)4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
(NH4)2(SO4) + Al(OH)3 = NH3 + H2O + Al2(SO4)3 =>
3(NH4)2(SO4) + 2 Al(OH)3 = 6 NH3 + 6 H2O + Al2(SO4)3
BaO2H2 + H2SO4 = BaSO4 + H2O =>
BaO2H2 + H2SO4 = BaSO4 + 2 H2O
PCl3 + H2O + HNO3 = HCl + NO2 + H3PO4 =>
PCl3 + 2 H2O + 2 HNO3 = 3 HCl + 2 NO2 + H3PO4
FeCl2 + KNO3 + HCl = FeCl3 + NO + H2O + KCl =>
3 FeCl2 + KNO3 + 4 HCl = 3 FeCl3 + NO + 2 H2O + KCl
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
ZnO + Ca = CaO + Zn =>
ZnO + Ca = CaO + Zn
H2 + S = H2S =>
H2 + S = H2S
ZnCl2 + NH4NO3 = Zn(NO3)2 + NH4Cl =>
ZnCl2 + 2 NH4NO3 = Zn(NO3)2 + 2 NH4Cl
Ca3P2(aq) + H2O(l) = Ca(OH)2(aq) + PH3(aq) =>
Ca3P2(aq) + 6 H2O(l) = 3 Ca(OH)2(aq) + 2 PH3(aq)
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
Fe + SCN = FeSCN =>
Fe + SCN = FeSCN
Zn(OH)2 + SO2 = ZnSO3 + H2O =>
Zn(OH)2 + SO2 = ZnSO3 + H2O
Ca(OH)2 + H2SO4 = CaSO4 + HOH =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 HOH
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
Si + HNO3 = SiO2 + HNO =>
Si + HNO3 = SiO2 + HNO
Al(OH)3 + NH4OH = NH4AlO2 + H2O =>
Al(OH)3 + NH4OH = NH4AlO2 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HCI + NaOH = NaCI + H2O =>
HCI + NaOH = NaCI + H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
CaCl2(aq) + Na3PO4 = Ca3(PO4)2(s) + NaCl =>
3 CaCl2(aq) + 2 Na3PO4 = Ca3(PO4)2(s) + 6 NaCl
Na2CO3*NaHCO3*H2O = Na2CO3 + H2O + CO2 =>
2 Na2CO3*NaHCO3*H2O = 3 Na2CO3 + 3 H2O + CO2
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
Na2O2 + H2SO4 = Na2SO4 + H2O2 =>
Na2O2 + H2SO4 = Na2SO4 + H2O2
As2O5 + NaOH = NaAsO3 + H2O =>
As2O5 + 2 NaOH = 2 NaAsO3 + H2O
I{-} + Cr2O7{2} + H{+} = Cr{3+} + I2 + H2O =>
10 I{-} + Cr2O7{2} + 14 H{+} = 2 Cr{3+} + 5 I2 + 7 H2O
Na2CO3 + H2SO4 = CO2 + H2O + Na2SO4 =>
Na2CO3 + H2SO4 = CO2 + H2O + Na2SO4
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Sr + HNO3 = Sr(NO3)2 + H2 =>
Sr + 2 HNO3 = Sr(NO3)2 + H2
FeS + Na2O = FeO + Na2S =>
FeS + Na2O = FeO + Na2S
Na2CO3 + K4[Fe(CN)6] = Na4[Fe(CN)6] + K2CO3 =>
2 Na2CO3 + K4[Fe(CN)6] = Na4[Fe(CN)6] + 2 K2CO3
SiO2 + H2SO4 = SiSO5 + H2O =>
SiO2 + H2SO4 = SiSO5 + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Al(s) + Pb(NO3)2(aq) = Al(NO3)3(aq) + Pb(s) =>
2 Al(s) + 3 Pb(NO3)2(aq) = 2 Al(NO3)3(aq) + 3 Pb(s)
(NH4)2Co3(aq) + NaOH(aq) = Na2Co3(aq) + NH3(g) + H2O(l) =>
(NH4)2Co3(aq) + 2 NaOH(aq) = Na2Co3(aq) + 2 NH3(g) + 2 H2O(l)
CH3CHO + H2O = CH3COOH + CH3CH2OH =>
2 CH3CHO + H2O = CH3COOH + CH3CH2OH
CaO + S = CaS + O =>
CaO + S = CaS + O
H2SO4 + KOH = H2O + K2SO4 =>
H2SO4 + 2 KOH = 2 H2O + K2SO4
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/17/24
Équations équilibrées sur01/16/24
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