| Équations équilibrées la veille |
2 PbSO4 = 2 PbSO3 + O2
HCO2Na + H2O = HO + H2CONa =>
HCO2Na + 2 H2O = 3 HO + H2CONa
SnO + HNO3 = SnO2 + H2O + NO =>
3 SnO + 2 HNO3 = 3 SnO2 + H2O + 2 NO
sodiumhydrogencarbonate = sodiumoxide + carbondioxide + water =>
2 NaHCO3 = Na2O + 2 CO2 + H2O
C18H28O2 + C6H10 = C18H36O2 + C6H6 =>
C18H28O2 + 2 C6H10 = C18H36O2 + 2 C6H6
CuCl2 + NH3 + H2O = [Cu(NH3)4(H2O)2] + NH4Cl + OH =>
CuCl2 + 6 NH3 + 4 H2O = [Cu(NH3)4(H2O)2] + 2 NH4Cl + 2 OH
H2CO3 + Ca = CaCO3 + H2 =>
H2CO3 + Ca = CaCO3 + H2
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NaOH + O2 = Na2O2 + H2O =>
4 NaOH + O2 = 2 Na2O2 + 2 H2O
H2 + Pb2O3 = Pb + H2O =>
3 H2 + Pb2O3 = 2 Pb + 3 H2O
H2CO3 + Ca(OH)2 = CaCO3 + H2O =>
H2CO3 + Ca(OH)2 = CaCO3 + 2 H2O
CuCl + HNO3 + H{+} = Cu2{+} + NOCl + Cl2 + H2O =>
12 CuCl + 2 HNO3 + 6 H{+} = 6 Cu2{+} + 2 NOCl + 5 Cl2 + 4 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H2 + Mg = H2Mg =>
H2 + Mg = H2Mg
Br2 + Ca(OH)2 + O2 = Ca(BrO3)2 + H2 =>
Br2 + Ca(OH)2 + 2 O2 = Ca(BrO3)2 + H2
(NH4)2CO3 + K2HPO4 = (NH4)2HPO4 + K2CO3 =>
(NH4)2CO3 + K2HPO4 = (NH4)2HPO4 + K2CO3
PbO2 + Cr2(SO4)3 + NaOH = PbO + Na2CrO4 + Na2SO4 + H2O =>
3 PbO2 + Cr2(SO4)3 + 10 NaOH = 3 PbO + 2 Na2CrO4 + 3 Na2SO4 + 5 H2O
AlCl3 + H3PO4 = AlPO4 + H3Cl3 =>
AlCl3 + H3PO4 = AlPO4 + H3Cl3
Fe(OH)2 + ZnSO4 = Zn(OH)2 + FeSO4 =>
Fe(OH)2 + ZnSO4 = Zn(OH)2 + FeSO4
Fe2(CO3)3 + CH3COOH = Fe(CH3COO)3 + CO2 + H2O =>
Fe2(CO3)3 + 6 CH3COOH = 2 Fe(CH3COO)3 + 3 CO2 + 3 H2O
HClO(aq) = O2(g) + HCl(aq) =>
2 HClO(aq) = O2(g) + 2 HCl(aq)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2CO3 + Ca(OH)2 = CaCO3 + H2O =>
H2CO3 + Ca(OH)2 = CaCO3 + 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Na2CO3 + Ag(NO3)2 = NaNO3 + Ag(CO3) =>
Na2CO3 + Ag(NO3)2 = 2 NaNO3 + Ag(CO3)
Cr + H2O = Cr(OH)3 + H2 =>
2 Cr + 6 H2O = 2 Cr(OH)3 + 3 H2
TiO2 + AlF = AlF3 + Al2O3 + Ti =>
3 TiO2 + 6 AlF = 2 AlF3 + 2 Al2O3 + 3 Ti
Mg(OH)2 + H2CO3 = Mg + HCO3 + H2O =>
Mg(OH)2 + 2 H2CO3 = Mg + 2 HCO3 + 2 H2O
Al(OH)3 + Ba(OH)2 = Al(OH)4 + Ba =>
2 Al(OH)3 + Ba(OH)2 = 2 Al(OH)4 + Ba
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NaI + CaCl{2} = NaCl + CaI{2} =>
NaI + CaCl{2} = NaCl + CaI{2}
Sn(CO3)2(s) = SnO2 + CO2 =>
Sn(CO3)2(s) = SnO2 + 2 CO2
KCl + I2 + H2O = HCl + KI + KIO4 =>
8 KCl + 4 I2 + 4 H2O = 8 HCl + 7 KI + KIO4
Fe2O3 + K2O = KFeO2 =>
Fe2O3 + K2O = 2 KFeO2
CaCl2 + AgSO4 = CaSO4 + AgCl2 =>
CaCl2 + AgSO4 = CaSO4 + AgCl2
Al + Co2 = AlCo3 =>
2 Al + 3 Co2 = 2 AlCo3
Cl2O + SO3 = Cl2O7 + SO2 =>
Cl2O + 6 SO3 = Cl2O7 + 6 SO2
BaCl2 + K2CO3 = BaCO3 + KCl =>
BaCl2 + K2CO3 = BaCO3 + 2 KCl
NaCl + BaSO4 = Na2SO4 + BaCl2 =>
2 NaCl + BaSO4 = Na2SO4 + BaCl2
AgNO3 + H2A = Ag2A + HNO3 =>
2 AgNO3 + H2A = Ag2A + 2 HNO3
Mn8 = Mn =>
Mn8 = 8 Mn
NH4Cl + NaOH = NH4OH + NaCl = NH3 + H2O + NaCl =>
NH4Cl + NaOH = NH4OH + NaCl
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
SiH + O2 = SiO + H2 =>
2 SiH + O2 = 2 SiO + H2
BeOH = BeO + H =>
BeOH = BeO + H
Cu(NO3)2 + Fe(NO3)2 = Cu + Fe(NO3)3 =>
Cu(NO3)2 + 2 Fe(NO3)2 = Cu + 2 Fe(NO3)3
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
NaI + CaCl{2} = NaCl + CaI{2} =>
NaI + CaCl{2} = NaCl + CaI{2}
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Équations équilibrées sur01/05/25
Équations équilibrées sur02/04/24
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