| Équations équilibrées la veille | Équations équilibrées le lendemain |
BeO + 2 NaOH + H2O = Na2[Be(OH)4]
B2O3 + HF = BF3 + H2O =>
B2O3 + 6 HF = 2 BF3 + 3 H2O
SiO2 + Mg = Mg2Si + MgO =>
SiO2 + 4 Mg = Mg2Si + 2 MgO
HF + Li2O = LiF + H2O =>
2 HF + Li2O = 2 LiF + H2O
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
SiO2(s) + C(s) = Si(s) + CO(g) =>
SiO2(s) + 2 C(s) = Si(s) + 2 CO(g)
FeS(s) + HCl(aq) = FeCl2(aq) + H2S(g) =>
FeS(s) + 2 HCl(aq) = FeCl2(aq) + H2S(g)
Ca(ClO)2 + HCl = CaCl2 + H2O + Cl2 =>
Ca(ClO)2 + 4 HCl = CaCl2 + 2 H2O + 2 Cl2
MgSO3 + HClO4 = Mg(ClO4)2 + H2O + SO2 =>
MgSO3 + 2 HClO4 = Mg(ClO4)2 + H2O + SO2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Mg + H3PO4 = Mg3(PO4) + H2 =>
6 Mg + 2 H3PO4 = 2 Mg3(PO4) + 3 H2
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
HClO = HCl + HClO3 =>
3 HClO = 2 HCl + HClO3
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
(CH3COO)2Ca + Na2CO3 = CH3COONa + CaCO3 =>
(CH3COO)2Ca + Na2CO3 = 2 CH3COONa + CaCO3
N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Fe + CuNO3 = Fe(NO3)2 + Cu =>
Fe + 2 CuNO3 = Fe(NO3)2 + 2 Cu
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
B2O3 + HF = BF3 + H2O =>
B2O3 + 6 HF = 2 BF3 + 3 H2O
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
BaO2 = BaO + O2 =>
2 BaO2 = 2 BaO + O2
P + Cl = PCl =>
P + Cl = PCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
O2 + C5H12 = CO2 + H2O =>
8 O2 + C5H12 = 5 CO2 + 6 H2O
AgNO3 + FeSO4 = Fe2(SO4)3 + Fe(NO3)2 + Ag =>
2 AgNO3 + 3 FeSO4 = Fe2(SO4)3 + Fe(NO3)2 + 2 Ag
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
AgNO3 + FeSO4 = Fe2(SO4)3 + Fe(NO3)2 + Ag =>
2 AgNO3 + 3 FeSO4 = Fe2(SO4)3 + Fe(NO3)2 + 2 Ag
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
C7H8O2 + O2 = CO2 + H2O =>
C7H8O2 + 8 O2 = 7 CO2 + 4 H2O
B + I2 = BI3 =>
2 B + 3 I2 = 2 BI3
BaO2(s) + H2SO4(aq) = BaSO4(s) + H2O2(aq) =>
BaO2(s) + H2SO4(aq) = BaSO4(s) + H2O2(aq)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CaCl2 + Na2SO4 = CaSO4 + NaCl =>
CaCl2 + Na2SO4 = CaSO4 + 2 NaCl
C6H14O + O2 = CO2 + H2O =>
C6H14O + 9 O2 = 6 CO2 + 7 H2O
MgI2 + H2SO4 = MgSO4 + HI =>
MgI2 + H2SO4 = MgSO4 + 2 HI
Mg(OH)2 + HClO3 = Mg(ClO3)2 + H2O =>
Mg(OH)2 + 2 HClO3 = Mg(ClO3)2 + 2 H2O
Zn + HCl = ZnCl + H2 =>
2 Zn + 2 HCl = 2 ZnCl + H2
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/04/16
Équations équilibrées sur10/04/15
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