| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Ca + O2 = 2 CaO
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
CaO + Cl2O = CaCl2 + O2 =>
CaO + Cl2O = CaCl2 + O2
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
AgNO3 + NaBr = AgBr + NaNO3 =>
AgNO3 + NaBr = AgBr + NaNO3
C5H8O2 + NaH + HCl = C5H12O2 + NaCl =>
C5H8O2 + 2 NaH + 2 HCl = C5H12O2 + 2 NaCl
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
F2 + H2O = HF + O2 =>
2 F2 + 2 H2O = 4 HF + O2
H2(g) + O2(g) = H2O(l) =>
2 H2(g) + O2(g) = 2 H2O(l)
C8H18SO3 + O2 = CO2 + H2O + SO2 =>
C8H18SO3 + 12 O2 = 8 CO2 + 9 H2O + SO2
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
CaO + C = CaC2 + CO =>
CaO + 3 C = CaC2 + CO
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
MgSO4 + NaI = Na2SO4 + MgI2 =>
MgSO4 + 2 NaI = Na2SO4 + MgI2
Pb(NO3)2 + Na2CO3 = PbCO3 + NaNO3 =>
Pb(NO3)2 + Na2CO3 = PbCO3 + 2 NaNO3
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
FeCl2 + K2S = FeS + KCl =>
FeCl2 + K2S = FeS + 2 KCl
C8H18SO3(l) + O2(g) = CO2(g) + H2O(g) + SO2(g) =>
C8H18SO3(l) + 12 O2(g) = 8 CO2(g) + 9 H2O(g) + SO2(g)
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
CaC2 + N2 = CaCN2 + C =>
CaC2 + N2 = CaCN2 + C
CHO + O2 = CO2 + H2O =>
4 CHO + 3 O2 = 4 CO2 + 2 H2O
CaCO3 + H3PO4 = Ca3(PO4)2 + CO2 + H2O =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 CO2 + 3 H2O
Al + HBr = AlBr3 + H =>
Al + 3 HBr = AlBr3 + 3 H
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
HF + KOH = KF + H2O =>
HF + KOH = KF + H2O
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
KCIO3(s) = KCI(s) + O2(g) =>
2 KCIO3(s) = 2 KCI(s) + 3 O2(g)
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Ca(OH)2 = Ca + H2O + O2 =>
2 Ca(OH)2 = 2 Ca + 2 H2O + O2
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
Zn(OH)2 + NaOH = Na2ZnO2 + H2O =>
Zn(OH)2 + 2 NaOH = Na2ZnO2 + 2 H2O
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
Al + AuCl = AlCl3 + Au =>
Al + 3 AuCl = AlCl3 + 3 Au
C2H3O2H + Al(OH)3 = Al(C2H3O2)3 + H2O =>
3 C2H3O2H + Al(OH)3 = Al(C2H3O2)3 + 3 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2
Cu(OH)2 + H3PO4 = Cu3(PO4)2 + H2O =>
3 Cu(OH)2 + 2 H3PO4 = Cu3(PO4)2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/17/21
Équations équilibrées sur03/19/20
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