| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Mg + CO2 = 2 MgO + C
aluminum + oxygen = aluminumoxide =>
4 Al + 3 O2 = 2 Al2O3
Na2SO3 + HCLO4 = NaCLO4 + H2O + SO2 =>
Na2SO3 + 2 HCLO4 = 2 NaCLO4 + H2O + SO2
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
Na2O + CO2 = Na2CO3 =>
Na2O + CO2 = Na2CO3
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
Fe + HCl = H2 + FeCl2 =>
Fe + 2 HCl = H2 + FeCl2
C7H8 + O2 = CO2 + H2O =>
C7H8 + 9 O2 = 7 CO2 + 4 H2O
Zn + CuCl2 = Cu + ZnCl2 =>
Zn + CuCl2 = Cu + ZnCl2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Ni + Ag{+} = Ag + Ni{+2} =>
Ni + 2 Ag{+} = 2 Ag + Ni{+2}
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
CACO3 = CAO + CO2 =>
CACO3 = CAO + CO2
FeCl2 + Na3PO4 = Fe3(PO4)2 + NaCl =>
3 FeCl2 + 2 Na3PO4 = Fe3(PO4)2 + 6 NaCl
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NaNO2 + Na = Na2O + N2 =>
2 NaNO2 + 6 Na = 4 Na2O + N2
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
NaNO2 = NaNO3 + NO + Na2O =>
3 NaNO2 = NaNO3 + 2 NO + Na2O
Cr2O72{-} + H2SO3 + H{+} = Cr3{+} + SO3 + H2O =>
6 Cr2O72{-} + 427 H2SO3 + 10 H{+} = 4 Cr3{+} + 427 SO3 + 432 H2O
NH3 + O2 = H2O + NO =>
4 NH3 + 5 O2 = 6 H2O + 4 NO
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH
Pb(NO3)2 + Na2CrO4 = PbCrO4 + NaNO3 =>
Pb(NO3)2 + Na2CrO4 = PbCrO4 + 2 NaNO3
Bi(NO3)3 + Na2S = Bi2S3 + Na(NO3) =>
2 Bi(NO3)3 + 3 Na2S = Bi2S3 + 6 Na(NO3)
Mg + HNO3 = Mg(NO3) + NO2 + H2O =>
Mg + 2 HNO3 = Mg(NO3) + NO2 + H2O
I2 + AgNO3 + H2O = AgIO3 + AgI + HNO =>
3 I2 + 6 AgNO3 + 3 H2O = 5 AgIO3 + AgI + 6 HNO
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
MG + HCl = MGCl2 + H2 =>
MG + 2 HCl = MGCl2 + H2
NaHCO3 + H2SO4 = Na2SO4 + H2O + CO2 =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 H2O + 2 CO2
CoCl3*3KCl + AgNO3 = KNO3 + [CoCl6] + Ag =>
CoCl3*3KCl + 3 AgNO3 = 3 KNO3 + [CoCl6] + 3 Ag
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Pb(C2H3O2)4 + Fe2S3 = PbS2 + Fe(C2H3O2)3 =>
3 Pb(C2H3O2)4 + 2 Fe2S3 = 3 PbS2 + 4 Fe(C2H3O2)3
Ca(NO3)2 + NaOH = Ca(OH)2 + NaNO3 =>
Ca(NO3)2 + 2 NaOH = Ca(OH)2 + 2 NaNO3
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
NaOH + Br2 = NaBrO3 + NaBr + H2O =>
6 NaOH + 3 Br2 = NaBrO3 + 5 NaBr + 3 H2O
Al2(CO3)3 + Ca(OH)2 = CaCO3 + Al(OH)3 =>
Al2(CO3)3 + 3 Ca(OH)2 = 3 CaCO3 + 2 Al(OH)3
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
KNO3(s) + Na(s) = K2O(s) + Na2O(s) + N2(g) =>
2 KNO3(s) + 10 Na(s) = K2O(s) + 5 Na2O(s) + N2(g)
As + Br2 = AsBr3 =>
2 As + 3 Br2 = 2 AsBr3
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
H2O + MnO4{-} + ClO2{-} = MnO2 + ClO4{-} + OH{-} =>
2 H2O + 4 MnO4{-} + 3 ClO2{-} = 4 MnO2 + 3 ClO4{-} + 4 OH{-}
AlCl3 + SCl2 = Al2S + Cl2 =>
2 AlCl3 + SCl2 = Al2S + 4 Cl2
Fe(OH)3(aq) = Fe2O3(s) + H2O(l) =>
2 Fe(OH)3(aq) = Fe2O3(s) + 3 H2O(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/05/19
Équations équilibrées sur04/04/18
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