| Équations équilibrées la veille |
2 PO4 + 44 H2O = H43P2O7 + 45 OH
C8H8O2 + NaOH = C7H7O2 + H2O + Na =>
7 C8H8O2 + 4 NaOH = 8 C7H7O2 + 2 H2O + 4 Na
HgCl2 + Cu = Hg(Cu) + CuCl2 =>
HgCl2 + 2 Cu = Hg(Cu) + CuCl2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Fe{2+} + Cu{2+} = Cu + Fe{3+} =>
2 Fe{2+} + Cu{2+} = Cu + 2 Fe{3+}
BaBr2 + FeCl3 = BaCl2 + FeBr3 =>
3 BaBr2 + 2 FeCl3 = 3 BaCl2 + 2 FeBr3
Ca(CN)2 + Li2CrO4 = CaCrO4 + LiCN =>
Ca(CN)2 + Li2CrO4 = CaCrO4 + 2 LiCN
NaCl(s) + SO2(g) + H2O(g) + O2 = Na2SO4(s) + HCl =>
4 NaCl(s) + 2 SO2(g) + 2 H2O(g) + O2 = 2 Na2SO4(s) + 4 HCl
(CH3)2C2H5N + O2 = CO2 + H2O + N2 =>
4(CH3)2C2H5N + 27 O2 = 16 CO2 + 22 H2O + 2 N2
NaOH + HCN = H2O + Na + CN =>
NaOH + HCN = H2O + Na + CN
SO3{-2} + BrO3{-} + H{+} = SO4{-2} + Br2 + H2O =>
5 SO3{-2} + 2 BrO3{-} + 2 H{+} = 5 SO4{-2} + Br2 + H2O
(NH4)3AsO4 + Ba(NO3)2 = Ba3(AsO4)2 + NH4NO3 =>
2(NH4)3AsO4 + 3 Ba(NO3)2 = Ba3(AsO4)2 + 6 NH4NO3
Cu + HNO3 + H2O = Cu(H2O)6(NO3)2 + NO2 =>
Cu + 4 HNO3 + 4 H2O = Cu(H2O)6(NO3)2 + 2 NO2
Fe2O3 + H2C204 = H2O + Fe(C204)3 + H =>
Fe2O3 + 6 H2C204 = 3 H2O + 2 Fe(C204)3 + 6 H
[Co(H2O)6](NO3)H2O2 + Na(Gly) = Co(Gly)3 + NaOH + H2O + NaNO3 =>
[Co(H2O)6](NO3)H2O2 + 3 Na(Gly) = Co(Gly)3 + 2 NaOH + 6 H2O + NaNO3
K2Cr2O7 + S2O + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O =>
5 K2Cr2O7 + 3 S2O + 14 H2SO4 = 5 K2SO4 + 5 Cr2(SO4)3 + 14 H2O
PbO(s) + C(s) = Pb(s) + CO(g) =>
PbO(s) + C(s) = Pb(s) + CO(g)
NaF + H2O = NaFH2O =>
NaF + H2O = NaFH2O
Sn + HNO3 = NH3NO3 + Sn(NO3)2 + H2O =>
7 Sn + 18 HNO3 = 2 NH3NO3 + 7 Sn(NO3)2 + 6 H2O
KClO3 + FeSO4 + H2SO4 = Fe2(SO4)3 + KCl + H2O =>
KClO3 + 6 FeSO4 + 3 H2SO4 = 3 Fe2(SO4)3 + KCl + 3 H2O
H3AlF6 + Na2CO3 = Na3AlF6 + CO2 + H2O =>
2 H3AlF6 + 3 Na2CO3 = 2 Na3AlF6 + 3 CO2 + 3 H2O
Mn2Cl + NaPO4 = Mn2PO4 + NaCl =>
Mn2Cl + NaPO4 = Mn2PO4 + NaCl
HI + Cl2 = HCl + I2 =>
2 HI + Cl2 = 2 HCl + I2
KNO3 + C11H22O12 = CO2 + H2O + N2 + K2O =>
42 KNO3 + 5 C11H22O12 = 55 CO2 + 55 H2O + 21 N2 + 21 K2O
HNO3N2O + HNO3 = NNO3 + H2O =>
HNO3N2O + HNO3 = 2 NNO3 + H2O
KCl + HNO3 = NOCl + H2O + KNO3 + Cl2 =>
3 KCl + 4 HNO3 = NOCl + 2 H2O + 3 KNO3 + Cl2
Na2SO4 + H3P = H2SO4 + Na3P =>
3 Na2SO4 + 2 H3P = 3 H2SO4 + 2 Na3P
Zn + HCl = Zn(Cl3)2 + H2 =>
Zn + 6 HCl = Zn(Cl3)2 + 3 H2
Me + HNO3 = MeNO3 + NO2 + H2O =>
Me + 2 HNO3 = MeNO3 + NO2 + H2O
ZnO + Mg(OH)2 = Zn(OH)2 + MgO =>
ZnO + Mg(OH)2 = Zn(OH)2 + MgO
CaCl2(aq) + K3(PO4)(aq) = Ca3(PO4)2(s) + KCl(aq) =>
3 CaCl2(aq) + 2 K3(PO4)(aq) = Ca3(PO4)2(s) + 6 KCl(aq)
Na2S2O3 + NaI2 = Na2S4O6 + NaI =>
2 Na2S2O3 + 2 NaI2 = Na2S4O6 + 4 NaI
C2H5COOH + K2SiO3 = C2H5COOK + H2SiO3 =>
2 C2H5COOH + K2SiO3 = 2 C2H5COOK + H2SiO3
(NH4)2Cr2O7 = NH3 + H2O + Cr2O3 + O2 =>
2(NH4)2Cr2O7 = 4 NH3 + 2 H2O + 2 Cr2O3 + 3 O2
HSO3 + O2 = SO4 + H2O =>
4 HSO3 + 3 O2 = 4 SO4 + 2 H2O
Li2CO3 + CH3COOH = H2O + CO2 + LiC2H3O2 =>
Li2CO3 + 2 CH3COOH = H2O + CO2 + 2 LiC2H3O2
HNO3 + S = NO + H2SO4 = H2O =>
2 HNO3 + S = 2 NO + H2SO4
AgN03 + BaCl2 = AgCl + Ba(N03)2 =>
2 AgN03 + BaCl2 = 2 AgCl + Ba(N03)2
HgCl2 + H2O = Hg(OH)2 + HCl =>
HgCl2 + 2 H2O = Hg(OH)2 + 2 HCl
AgNO3 + NH3 + H2O = Ag(NH3)2OH + NH4NO3 =>
AgNO3 + 3 NH3 + H2O = Ag(NH3)2OH + NH4NO3
AlCl3 + NH4OH = Al(OH)3 + NH4Cl =>
AlCl3 + 3 NH4OH = Al(OH)3 + 3 NH4Cl
NaNO2 + SnCl2 + HCl = NaCl + Sn(NO3)2 + H2O + NO =>
6 NaNO2 + SnCl2 + 4 HCl = 6 NaCl + Sn(NO3)2 + 2 H2O + 4 NO
O2 + C5H5N = CO2 + H2O + N2 =>
25 O2 + 4 C5H5N = 20 CO2 + 10 H2O + 2 N2
CO2 + H2O2 = C6H12O6 + O2 =>
6 CO2 + 6 H2O2 = C6H12O6 + 9 O2
C8H10N4O2 + HNO3 = C8H10N4O2H + NO3 =>
C8H10N4O2 + HNO3 = C8H10N4O2H + NO3
Na + I = NaI =>
Na + I = NaI
KNO2 + FeCl2 + H2SO4 = N2 + FeCl3 + KCl + Fe2(SO4)3 + H2O =>
6 KNO2 + 18 FeCl2 + 12 H2SO4 = 3 N2 + 10 FeCl3 + 6 KCl + 4 Fe2(SO4)3 + 12 H2O
C4H9Cl + KOH = C4H8 + H2O + KCl =>
C4H9Cl + KOH = C4H8 + H2O + KCl
I2 + AlBr3 = Al + IBr =>
3 I2 + 2 AlBr3 = 2 Al + 6 IBr
C6H5CH3(l) + O2(g) = CO2(g) + H2O(g) =>
C6H5CH3(l) + 9 O2(g) = 7 CO2(g) + 4 H2O(g)
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