| Équations équilibrées la veille |
50 Na2S2O8 + C22H12 + 44 H2O = 22 CO2 + 100 NaHSO4
NaCIO + Fe = Fe2O3 + NaCI =>
3 NaCIO + 2 Fe = Fe2O3 + 3 NaCI
Sb + HNO3 = SbNO3 + H =>
Sb + HNO3 = SbNO3 + H
Fe(OH)2 + HOCl + H2O = Fe(OH)3 + HCl =>
2 Fe(OH)2 + HOCl + H2O = 2 Fe(OH)3 + HCl
H2NNH2 = N2 + H2 =>
H2NNH2 = N2 + 2 H2
NaH + NaO = NaOH + Na =>
NaH + NaO = NaOH + Na
Sn + J2 = SnJ2 =>
Sn + J2 = SnJ2
C6H12 + O6 = CO2 + H2 =>
C6H12 + 2 O6 = 6 CO2 + 6 H2
C9H20 + Cl2 = H20Cl2 + C9 =>
C9H20 + Cl2 = H20Cl2 + C9
Ca(NO3)2 + Na2SO4 = NaNO3 + Ca(SO4) =>
Ca(NO3)2 + Na2SO4 = 2 NaNO3 + Ca(SO4)
Pb(NO2)2 + Ba3N2 = Pb3N2 + Ba(NO2)2 =>
3 Pb(NO2)2 + Ba3N2 = Pb3N2 + 3 Ba(NO2)2
NaNO3 + CdSO4 = Na2SO4 + Cd(NO3)2 =>
2 NaNO3 + CdSO4 = Na2SO4 + Cd(NO3)2
SO3 + BaOH2 = BaSO4 + H2 =>
SO3 + BaOH2 = BaSO4 + H2
FeSO4 + HNO3 = Fe2(SO4)3 + NO2 + FeNO3 + H2O =>
3 FeSO4 + 2 HNO3 = Fe2(SO4)3 + NO2 + FeNO3 + H2O
O5 = O2 =>
2 O5 = 5 O2
SrI2 = Sr + I2 =>
SrI2 = Sr + I2
PH4Cl + (NH4)2Cr2O7 + H2SO4 = H3PO4 + NH4Cl + Cr2(SO4)3 + NH4HSO4 + H2O =>
3 PH4Cl + 4(NH4)2Cr2O7 + 17 H2SO4 = 3 H3PO4 + 3 NH4Cl + 4 Cr2(SO4)3 + 5 NH4HSO4 + 16 H2O
[Co(NH3)5Cl]Cl2 + AgNO3 = [Co(NH3)5Cl]NO3 + AgCl2 =>
[Co(NH3)5Cl]Cl2 + AgNO3 = [Co(NH3)5Cl]NO3 + AgCl2
Te + O = TeO2 =>
Te + 2 O = TeO2
NaOH(l) + H3PO4(aq) = Na3PO4(aq) + H2O(l) =>
3 NaOH(l) + H3PO4(aq) = Na3PO4(aq) + 3 H2O(l)
LiCl(aq)AgNO3(aq) = LiNO3AgCl =>
LiCl(aq)AgNO3(aq) = LiNO3AgCl
Ca(s) + SO3(g) = CaSO3(s) =>
Ca(s) + SO3(g) = CaSO3(s)
C6H5COOC6H5 + KOH = C6H5OH + C6H5COOK =>
C6H5COOC6H5 + KOH = C6H5OH + C6H5COOK
MnO2 + NH3 + HCl = MnCl2 + N2 + H2O =>
3 MnO2 + 2 NH3 + 6 HCl = 3 MnCl2 + N2 + 6 H2O
Br2 + KOH = KBrO3 + KBr + H2O =>
3 Br2 + 6 KOH = KBrO3 + 5 KBr + 3 H2O
Cr(SO4)2 + Al = Al2(SO4)3 + Cr =>
3 Cr(SO4)2 + 4 Al = 2 Al2(SO4)3 + 3 Cr
HeN = NHe =>
HeN = NHe
Ce + HNO3 = H2 + Ce(NO3)3 =>
2 Ce + 6 HNO3 = 3 H2 + 2 Ce(NO3)3
MnC2O4*3(H2O) + O2 = MnO + H2O + CO2 =>
2 MnC2O4*3(H2O) + O2 = 2 MnO + 6 H2O + 4 CO2
BaO + SO3 = BaSO4(s) =>
BaO + SO3 = BaSO4(s)
KMnO4 + FeSO4 + HNO3 = Fe2(SO4)3 + Fe(NO3)2 + Mn(NO3)2 + KNO3 + H2O =>
2 KMnO4 + 15 FeSO4 + 16 HNO3 = 5 Fe2(SO4)3 + 5 Fe(NO3)2 + 2 Mn(NO3)2 + 2 KNO3 + 8 H2O
Co{2+} + S{2-} = CoS =>
Co{2+} + S{2-} = CoS
MgCr2O7 + Na3PO4 = Na2Cr2O7 + Mg3(PO4)2 =>
3 MgCr2O7 + 2 Na3PO4 = 3 Na2Cr2O7 + Mg3(PO4)2
Ba + B = BaB6 =>
Ba + 6 B = BaB6
PbO2 + MnSO4 + HNO3 = Pb(NO3)2 + HMnO4 + PbSO4 + H2O =>
5 PbO2 + 2 MnSO4 + 6 HNO3 = 3 Pb(NO3)2 + 2 HMnO4 + 2 PbSO4 + 2 H2O
ZnO + C = Zn + CO =>
ZnO + C = Zn + CO
CH4 + NH3 + CO2 = C16H18N2O5 + H2O =>
33 CH4 + 8 NH3 + 31 CO2 = 4 C16H18N2O5 + 42 H2O
KOH + BeO = K2BeO2 + H2O =>
2 KOH + BeO = K2BeO2 + H2O
Ca(OH)2 + NH4Cl = CaCl2 + NH3 + H2O =>
Ca(OH)2 + 2 NH4Cl = CaCl2 + 2 NH3 + 2 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
BaSO4 + CuNO3 = Ba(NO3)2 + Cu2SO4 =>
BaSO4 + 2 CuNO3 = Ba(NO3)2 + Cu2SO4
C6H14 + O2 = C2H6 + CO2 =>
3 C6H14 + 4 O2 = 7 C2H6 + 4 CO2
CH3COOAg + NaI = CH3COONa + AgI =>
CH3COOAg + NaI = CH3COONa + AgI
SeO3{2-} + Cl2 + OH{-} = SeO4{2-} + Cl{-} + H2O =>
SeO3{2-} + Cl2 + 2 OH{-} = SeO4{2-} + 2 Cl{-} + H2O
Zn(OH)2 + H2SO4 = ZnSO4 + H2O =>
Zn(OH)2 + H2SO4 = ZnSO4 + 2 H2O
Fe + Se2 = FeSe =>
2 Fe + Se2 = 2 FeSe
KNaC4H4O6(aq) + H2O2(l) = CO2(g) + KOH(aq) + NaOH(aq) + H2O(l) =>
KNaC4H4O6(aq) + 5 H2O2(l) = 4 CO2(g) + KOH(aq) + NaOH(aq) + 6 H2O(l)
H2Cr2O7 + NH4OH = (NH4)2Cr2O7 + H2O =>
H2Cr2O7 + 2 NH4OH = (NH4)2Cr2O7 + 2 H2O
C2H5NH3NO3 + KOH = C2H5NH2 + KNO3 + H2O =>
C2H5NH3NO3 + KOH = C2H5NH2 + KNO3 + H2O
Na2CrO4 + Na2SO3 + H2O = NaCrO2 + Na2SO4 + NaOH =>
2 Na2CrO4 + 3 Na2SO3 + H2O = 2 NaCrO2 + 3 Na2SO4 + 2 NaOH
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