| Équations équilibrées la veille |
Fe2(SO4)3 + 2 HCl + SnCl2 = 2 FeSO4 + H2SO4 + SnCl4
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
CuSO4 + KOH = CuO + H2O + K2SO4 =>
CuSO4 + 2 KOH = CuO + H2O + K2SO4
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Ca(OH)2(aq) + H3PO4(aq) = H2O(g) + Ca3(PO4)2 =>
3 Ca(OH)2(aq) + 2 H3PO4(aq) = 6 H2O(g) + Ca3(PO4)2
Na2C2O4 + H2SO4 + KMnO4 = Na2SO4 + MnSO4 + K2SO4 + CO2 + H2O =>
5 Na2C2O4 + 8 H2SO4 + 2 KMnO4 = 5 Na2SO4 + 2 MnSO4 + K2SO4 + 10 CO2 + 8 H2O
H3PO4 + Al(OH)3 = Al2(PHO4)3 + H2O =>
3 H3PO4 + 2 Al(OH)3 = Al2(PHO4)3 + 6 H2O
Br2O3 = Br2 + O2 =>
2 Br2O3 = 2 Br2 + 3 O2
(NH4)2PbF4 + NH3 + H2O = Pb(OH)2 + NH4F =>
(NH4)2PbF4 + 2 NH3 + 2 H2O = Pb(OH)2 + 4 NH4F
Na2B4O7*30H2O + H2SO4 = H3BO3 + Na2SO4 + H2O =>
Na2B4O7*30H2O + H2SO4 = 4 H3BO3 + Na2SO4 + 25 H2O
Sn(HSO4)2 = Sn(SO4)2 + H2 =>
Sn(HSO4)2 = Sn(SO4)2 + H2
P4 + Ba(OH)2 + H2O = PH3 + Ba(H2PO3)2 =>
P4 + Ba(OH)2 + 4 H2O = 2 PH3 + Ba(H2PO3)2
AI + CuBr2 = Cu2 + AIBr3 =>
4 AI + 6 CuBr2 = 3 Cu2 + 4 AIBr3
Co(NH3)6 + Cl = CoCl + NH3 =>
Co(NH3)6 + Cl = CoCl + 6 NH3
K3Fe(CN)6 + Zn(NO3)2 = K3Fe(NO3)6 + Zn(CN)2 =>
K3Fe(CN)6 + 3 Zn(NO3)2 = K3Fe(NO3)6 + 3 Zn(CN)2
Ca(OH)2 + FeCO3 = CaCO3 + Fe(OH)2 =>
Ca(OH)2 + FeCO3 = CaCO3 + Fe(OH)2
HPO4 + AgNO3 = AgPO4 + HNO3 =>
HPO4 + AgNO3 = AgPO4 + HNO3
FeSO4 + H2PO4 = FePO4 + H2SO4 =>
FeSO4 + H2PO4 = FePO4 + H2SO4
Ra(OH)2 = (OH)2Ra =>
Ra(OH)2 = (OH)2Ra
CH3COOH + CH2(OH)CH3 = CH3COOCH2CH3 + H2O =>
CH3COOH + CH2(OH)CH3 = CH3COOCH2CH3 + H2O
HNO3 + H2O + SO2 = H2SO4 + NH3 =>
HNO3 + 5 H2O + 4 SO2 = 4 H2SO4 + NH3
NO2 + CH3 = N2H4 + CO2 + H2O =>
14 NO2 + 12 CH3 = 7 N2H4 + 12 CO2 + 4 H2O
NO + CrO7 = Cr + NO3 =>
7 NO + 2 CrO7 = 2 Cr + 7 NO3
Zn + HCl = ZnCl{2-} + H{2+} =>
Zn + HCl = ZnCl{2-} + H{2+}
K + CI2 = KCI2 =>
K + CI2 = KCI2
NaOH + NH4OH = NH4(OH)2 + Na =>
NaOH + NH4OH = NH4(OH)2 + Na
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaS + Pb(NO3) = Na(NO3) + PbS =>
NaS + Pb(NO3) = Na(NO3) + PbS
Be2 + I = Be2I =>
Be2 + I = Be2I
Na(s) + H2O(i) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(i) = 2 NaOH(aq) + H2(g)
Zn + CuNO3 = Zn(NO3)2 + Cu =>
Zn + 2 CuNO3 = Zn(NO3)2 + 2 Cu
Fe2(SO4)3 + Mg(OH)2 = H3FeO3 + MgSO4 =>
Fe2(SO4)3 + 3 Mg(OH)2 = 2 H3FeO3 + 3 MgSO4
Fe3O4 + FeS2 + HNO3 = Fe2(SO4)3 + NO + H2O =>
3 Fe3O4 + 27 FeS2 + 136 HNO3 = 18 Fe2(SO4)3 + 136 NO + 68 H2O
CaCO3(s) + HCl(l) = CaCl2(s) + H2O(l) + CO2(g) =>
CaCO3(s) + 2 HCl(l) = CaCl2(s) + H2O(l) + CO2(g)
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
Carbondioxide + carbon = carbonmonoxide =>
CO2 + C = 2 CO
K3PO4 + CaCl2 = KCl + Ca3(PO4)2 =>
2 K3PO4 + 3 CaCl2 = 6 KCl + Ca3(PO4)2
CoBr2 + BrO3{-} + OH{-} = Co2O3 + Br{-} + H2O =>
6 CoBr2 + BrO3{-} + 12 OH{-} = 3 Co2O3 + 13 Br{-} + 6 H2O
Fe(NO3)3 + Co(NO3)2 + Mn(NO3)2 + Ni(NO3)2 + Cu(NO3)2 + C2H5NO2 = CoNiCuMnFe8O16 + N2 + CO2 + H2O =>
72 Fe(NO3)3 + 9 Co(NO3)2 + 9 Mn(NO3)2 + 9 Ni(NO3)2 + 9 Cu(NO3)2 + 160 C2H5NO2 = 9 CoNiCuMnFe8O16 + 224 N2 + 320 CO2 + 400 H2O
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
Mn + HI = H2 + MnI3 =>
2 Mn + 6 HI = 3 H2 + 2 MnI3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Ag + H2S = H2 + AgS =>
Ag + H2S = H2 + AgS
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
K3PO4 + CaCl2 = KCl + Ca3(PO4)2 =>
2 K3PO4 + 3 CaCl2 = 6 KCl + Ca3(PO4)2
C2H2 + H2O = C2H4O =>
C2H2 + H2O = C2H4O
CaO + H3PO4 = Ca3(PO4)2 + H2O =>
3 CaO + 2 H3PO4 = Ca3(PO4)2 + 3 H2O
C3H5N3O9(l) = CO2(g) + H2O(g) + N2(g) + O2(g) =>
4 C3H5N3O9(l) = 12 CO2(g) + 10 H2O(g) + 6 N2(g) + O2(g)
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