| Équations équilibrées la veille | Équations équilibrées le lendemain |
As4S6 + 9 O2 = As4O6 + 6 SO2
CaCO3 + CH3COOH = Ca(CH3COO)2 + H2O + CO2 =>
CaCO3 + 2 CH3COOH = Ca(CH3COO)2 + H2O + CO2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Co + O2 = Co2O3 =>
4 Co + 3 O2 = 2 Co2O3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
C3H7NO2 + O2 = (NH2)2CO + CO2 + H2O =>
2 C3H7NO2 + 6 O2 = (NH2)2CO + 5 CO2 + 5 H2O
Rb + HNO3 = RbNO3 + H2 =>
2 Rb + 2 HNO3 = 2 RbNO3 + H2
Na2CO3(s) + HCl(aq) = CO2(g) + H2O(l) + NaCl(aq) =>
Na2CO3(s) + 2 HCl(aq) = CO2(g) + H2O(l) + 2 NaCl(aq)
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CU(OH)2 = CUO + H2O =>
CU(OH)2 = CUO + H2O
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
F2 + H2O = OF2 + HF =>
2 F2 + H2O = OF2 + 2 HF
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
H2SO4 + Cu = SO2 + H2O + CuSO4 =>
2 H2SO4 + Cu = SO2 + 2 H2O + CuSO4
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
NaOH + HNO3 = NaNO3 + HOH =>
NaOH + HNO3 = NaNO3 + HOH
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
C2H5OH + Na = C2H5ONa + H2 =>
2 C2H5OH + 2 Na = 2 C2H5ONa + H2
PbCO3 + HNO3 = Pb(NO3)2 + H2O + CO2 =>
PbCO3 + 2 HNO3 = Pb(NO3)2 + H2O + CO2
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NaOH + HClO = NaClO + H2O =>
NaOH + HClO = NaClO + H2O
Cr + N2 + O2 = Cr(NO3)3 =>
2 Cr + 3 N2 + 9 O2 = 2 Cr(NO3)3
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Fe + S = FeS =>
Fe + S = FeS
(NH4)2SO4 + O2 = H2SO4 + HNO3 + H2O =>
(NH4)2SO4 + 4 O2 = H2SO4 + 2 HNO3 + 2 H2O
FeCl2 + NH4OH = Fe(OH)2 + NH4Cl =>
FeCl2 + 2 NH4OH = Fe(OH)2 + 2 NH4Cl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
H2SO4 + Cu(OH)2 = CuSO4 + H2O =>
H2SO4 + Cu(OH)2 = CuSO4 + 2 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
FeCl2 + NH4OH = Fe(OH)2 + NH4Cl =>
FeCl2 + 2 NH4OH = Fe(OH)2 + 2 NH4Cl
Fe(s) + HCl(aq) = FeCl2(aq) + H2(g) =>
Fe(s) + 2 HCl(aq) = FeCl2(aq) + H2(g)
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
BaBiO3 + BaPbO3 = Ba100Pb75Bi25O300 =>
25 BaBiO3 + 75 BaPbO3 = Ba100Pb75Bi25O300
Fe(s) + HCl(aq) = FeCl2(aq) + H2(aq) =>
Fe(s) + 2 HCl(aq) = FeCl2(aq) + H2(aq)
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/08/20
Équations équilibrées sur08/07/19
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