| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2SO4 + Ca = CaSO4 + H2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Pb + HCl = PbCl + H2 =>
2 Pb + 2 HCl = 2 PbCl + H2
ZnO + HNO3 = Zn(NO3)2 + H2O =>
ZnO + 2 HNO3 = Zn(NO3)2 + H2O
Fe + CuCl2 = FeCl2 + Cu =>
Fe + CuCl2 = FeCl2 + Cu
Cl2 + NaBr = Cl2Br + Na =>
Cl2 + NaBr = Cl2Br + Na
Al + KOH + H2O = KAl(OH)4 + H2 =>
2 Al + 2 KOH + 6 H2O = 2 KAl(OH)4 + 3 H2
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Ca(OH)2 + NH4Cl = CaCl2 + NH3 + H2O =>
Ca(OH)2 + 2 NH4Cl = CaCl2 + 2 NH3 + 2 H2O
Al + SnCl2 = AlCl2 + Sn =>
Al + SnCl2 = AlCl2 + Sn
KAl(OH)4 + H2SO4 = Al(OH)3 + K2SO4 + H2O =>
2 KAl(OH)4 + H2SO4 = 2 Al(OH)3 + K2SO4 + 2 H2O
Hg + SnCl2 = HgCl2 + Sn =>
Hg + SnCl2 = HgCl2 + Sn
Fe + AgNO3 = Fe(NO3)3 + Ag =>
Fe + 3 AgNO3 = Fe(NO3)3 + 3 Ag
CuCl + Zn = ZnCl2 + Cu =>
2 CuCl + Zn = ZnCl2 + 2 Cu
C + Fe2O3 = Fe + CO =>
3 C + Fe2O3 = 2 Fe + 3 CO
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Na + H2O = NaO + H2 =>
Na + H2O = NaO + H2
Au + NiSO4 = AuO4 + NiS =>
Au + NiSO4 = AuO4 + NiS
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Br2 + NaCl = Br2Cl + Na =>
Br2 + NaCl = Br2Cl + Na
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
Cu + FeCl2 = CuCl2 + Fe =>
Cu + FeCl2 = CuCl2 + Fe
Al + KOH + H2SO4 + H2O = KAl(SO4)2*12H2O + H2 =>
2 Al + 2 KOH + 4 H2SO4 + 22 H2O = 2 KAl(SO4)2*12H2O + 3 H2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
CH3OC2H5 + O2 = CO2 + H2O =>
2 CH3OC2H5 + 9 O2 = 6 CO2 + 8 H2O
CO2 + C = CO =>
CO2 + C = 2 CO
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
SiO2 + H2O = H2SiO3 =>
SiO2 + H2O = H2SiO3
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NaOH(aq) + H2SO4(aq) = Na2SO4(aq) + H2O(l) =>
2 NaOH(aq) + H2SO4(aq) = Na2SO4(aq) + 2 H2O(l)
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
CuCO3Cu(OH)2 = CuO + H2O + CO2 =>
CuCO3Cu(OH)2 = 2 CuO + H2O + CO2
FeCl3 + H2S = FeCl2 + S + HCl =>
2 FeCl3 + H2S = 2 FeCl2 + S + 2 HCl
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Mg(OH)2 + HCOOH = H2O + Mg + COOH =>
Mg(OH)2 + 2 HCOOH = 2 H2O + Mg + 2 COOH
Cu(NO3)2 + Na2CO3 + H2O = CuCO3Cu(OH)2 + CO2 + NaNO3 =>
2 Cu(NO3)2 + 2 Na2CO3 + H2O = CuCO3Cu(OH)2 + CO2 + 4 NaNO3
Cu + SO4 = CuSO4 =>
Cu + SO4 = CuSO4
C + S8 = CS2 =>
4 C + S8 = 4 CS2
S + BrO3{-} = SO2 + Br({-}) =>
3 S + 2 BrO3{-} = 3 SO2 + 2 Br({-})
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
CaCO3 + H2SO4 = CO2 + H2O + CaSO4 =>
CaCO3 + H2SO4 = CO2 + H2O + CaSO4
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
CaCl2 + (NH4)2C2O4 = CaC2O4 + NH4Cl =>
CaCl2 + (NH4)2C2O4 = CaC2O4 + 2 NH4Cl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/22/11
Équations équilibrées sur09/21/10
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