| Équations équilibrées la veille |
5 X + 12 HNO3 = 5 X(NO3)2 + N2 + 6 H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
R2 + B = B2R4 =>
2 R2 + 2 B = B2R4
Ca(OH)2 + H3(PO4)3 = Ca(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3(PO4)3 = 3 Ca(PO4)2 + 6 H2O
Mn + CuSO4 = MnSO4 + Cu =>
Mn + CuSO4 = MnSO4 + Cu
H2O2 + NH4NO2 + KCl = NH4Cl + KOH + NO2 =>
H2O2 + 2 NH4NO2 + 2 KCl = 2 NH4Cl + 2 KOH + 2 NO2
AlCl3 + Na2SO4 = Al2(SO4)3 + NaCl =>
2 AlCl3 + 3 Na2SO4 = Al2(SO4)3 + 6 NaCl
Al + P4 = AlP =>
4 Al + P4 = 4 AlP
KI + Cl2 = KCl + I =>
2 KI + Cl2 = 2 KCl + 2 I
K2CO3 + HNO3 = CO2 + H2O + KNO3 =>
K2CO3 + 2 HNO3 = CO2 + H2O + 2 KNO3
CuCO3*Cu(HO)2 = CuO + H2O + CO2 =>
CuCO3*Cu(HO)2 = 2 CuO + H2O + CO2
MgO + SO3 = MgSO4 =>
MgO + SO3 = MgSO4
Ca(OH)2(aq) + H2SO4(aq) = H2O + CaSO4(aq) =>
Ca(OH)2(aq) + H2SO4(aq) = 2 H2O + CaSO4(aq)
CH4H9NO + HCl = CH4H8NCl + H2O =>
CH4H9NO + HCl = CH4H8NCl + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ca(OH)2(aq) + H2SO4(aq) = H2O + CaSO4(aq) =>
Ca(OH)2(aq) + H2SO4(aq) = 2 H2O + CaSO4(aq)
CO2 + Mg(OH)2 = MgCO3 + H2O =>
CO2 + Mg(OH)2 = MgCO3 + H2O
(CH3)OH + NH3 = (CH3)2NH + H2O =>
2(CH3)OH + NH3 = (CH3)2NH + 2 H2O
Mn + Cl2 = MnCl7 =>
2 Mn + 7 Cl2 = 2 MnCl7
PCl3 + Cl4 = PCl5 =>
2 PCl3 + Cl4 = 2 PCl5
Ca(OH)2(aq) + H2SO4(aq) = H2O + CaSO4(aq) =>
Ca(OH)2(aq) + H2SO4(aq) = 2 H2O + CaSO4(aq)
NH3 + NH4NCS = NH4 + NH3NCS =>
NH3 + NH4NCS = NH4 + NH3NCS
Mg(OH)2 + Li3PO4 = LiOH + Mg3(PO4)2 =>
3 Mg(OH)2 + 2 Li3PO4 = 6 LiOH + Mg3(PO4)2
CH3CCH(g) + O2(g) = CO2 + H2O =>
CH3CCH(g) + 4 O2(g) = 3 CO2 + 2 H2O
H2S + CoCl3 = Co2S3 + HCl =>
3 H2S + 2 CoCl3 = Co2S3 + 6 HCl
PbClO2 = Pb2Cl2 + O2 =>
2 PbClO2 = Pb2Cl2 + 2 O2
Li2Cl + CuSO4 = Li2SO4 + CuCl =>
Li2Cl + CuSO4 = Li2SO4 + CuCl
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Hg + I2 = HgI4 =>
Hg + 2 I2 = HgI4
Ag3PO4 + Mg(OH)2 = Ag(OH) + [Mg(OH)]3PO4 =>
Ag3PO4 + 3 Mg(OH)2 = 3 Ag(OH) + [Mg(OH)]3PO4
BaCrO4 + NaCl = BaCl2 + Na2CrO4 =>
BaCrO4 + 2 NaCl = BaCl2 + Na2CrO4
Na2B4O7*10H2O(borax) + HCl = NaCl + H3BO3 + H2O =>
Na2B4O7*10H2O(borax) + 2 HCl = 2 NaCl + 4 H3BO3 + 5 H2O
C15H32 + O2 = CO + H2O =>
2 C15H32 + 31 O2 = 30 CO + 32 H2O
H2SO4 + Al = H2S + Al2(SO4)3 + H2O =>
15 H2SO4 + 8 Al = 3 H2S + 4 Al2(SO4)3 + 12 H2O
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
Al2O3 + Fe = Fe3O4 + Al3 =>
12 Al2O3 + 27 Fe = 9 Fe3O4 + 8 Al3
Mg + ZnCl2 = Zn + MgCl3 =>
2 Mg + 3 ZnCl2 = 3 Zn + 2 MgCl3
C2H6 = C2H4 + H2 =>
C2H6 = C2H4 + H2
(MgOH)2CO3 + H2CO3 = MgCO3 + H2O =>
(MgOH)2CO3 + H2CO3 = 2 MgCO3 + 2 H2O
C2H5 + COONa + NaOH = Na2CO3 + C2H6 =>
C2H5 + COONa + NaOH = Na2CO3 + C2H6
Al(NO3)3 + (NH4)3PO4 = AlPO4 + NH4NO3 =>
Al(NO3)3 + (NH4)3PO4 = AlPO4 + 3 NH4NO3
Mn{2+} + IO4{-} + H2O = MnO4{-2} + H{+} + IO3{-} =>
Mn{2+} + 2 IO4{-} + 2 H2O = MnO4{-2} + 4 H{+} + 2 IO3{-}
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
CaCl2(s) + H2O(l) = CaO(s) + H2(g) + Cl2(g) =>
CaCl2(s) + H2O(l) = CaO(s) + H2(g) + Cl2(g)
NiCl2 + Nh3 = [Ni(Nh3)6]Cl2 =>
NiCl2 + 6 Nh3 = [Ni(Nh3)6]Cl2
H2SO4 + KMnO4 + FeSO4 = K2SO4 + H2O + Fe(SO4)3 + MnSO4 =>
16 H2SO4 + 4 KMnO4 + 5 FeSO4 = 2 K2SO4 + 16 H2O + 5 Fe(SO4)3 + 4 MnSO4
C8H14 + H2 = C8H18 =>
C8H14 + 2 H2 = C8H18
FeCl3 + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + KCl =>
4 FeCl3 + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 12 KCl
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
Na2SO4 + AlBr3 = Al2(SO4)3 + NaBr =>
3 Na2SO4 + 2 AlBr3 = Al2(SO4)3 + 6 NaBr
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