| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaClO3 + 3 K2SnO2 = NaCl + 3 K2SnO3
C3H8O3 + O2 = CO2 + H2O =>
2 C3H8O3 + 7 O2 = 6 CO2 + 8 H2O
HO{-}CH2{-}CH2{-}OH = HO{-}CH2{-}CH = O + H + e- =>
HO{-}CH2{-}CH2{-}OH = HO{-}CH2{-}CH
H2 + I2 = HI =>
H2 + I2 = 2 HI
NH3 + O2 + C2H6 = HCN + H2O =>
4 NH3 + 5 O2 + 2 C2H6 = 4 HCN + 10 H2O
Li2S + H3PO4 = Li3PO4 + H2S =>
3 Li2S + 2 H3PO4 = 2 Li3PO4 + 3 H2S
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Zn(NO3)2 = ZnO + NO2 + O2 =>
2 Zn(NO3)2 = 2 ZnO + 4 NO2 + O2
C6H12O6 + HNO3 = C6H10O8 + NH3 + H2O =>
4 C6H12O6 + 3 HNO3 = 4 C6H10O8 + 3 NH3 + H2O
Ag2O + N2 = AgN + O2 =>
2 Ag2O + 2 N2 = 4 AgN + O2
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CaCl2 + NH4OH = Ca(OH)2 + NH4Cl =>
CaCl2 + 2 NH4OH = Ca(OH)2 + 2 NH4Cl
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
C2H2 + H2O = C2H4O =>
C2H2 + H2O = C2H4O
Li2O + H3PO4 = Li3PO4 + H2O =>
3 Li2O + 2 H3PO4 = 2 Li3PO4 + 3 H2O
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
Al(ClO3)3 = AlCl3 + O2 =>
2 Al(ClO3)3 = 2 AlCl3 + 9 O2
NH3 + O2 + C8H18 = HCN + H2O =>
16 NH3 + 17 O2 + 2 C8H18 = 16 HCN + 34 H2O
Al(OH)3 + H2S = Al2S3 + H2O =>
2 Al(OH)3 + 3 H2S = Al2S3 + 6 H2O
Fe(OH)2 + O2 = Fe2O3 + H2O =>
4 Fe(OH)2 + O2 = 2 Fe2O3 + 4 H2O
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
SiCl4(l) + H2O(l) = SiO2(s) + HCl(aq) =>
SiCl4(l) + 2 H2O(l) = SiO2(s) + 4 HCl(aq)
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
K2MnO4 + H2SO4 = KMnO4 + MnO2 + K2SO4 + H2O =>
3 K2MnO4 + 2 H2SO4 = 2 KMnO4 + MnO2 + 2 K2SO4 + 2 H2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
H2 + SO2 = H2S + H2O =>
3 H2 + SO2 = H2S + 2 H2O
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
CUO + HCl = CUCl2 + H2O =>
CUO + 2 HCl = CUCl2 + H2O
SO2 + H2 = H2S + H2O =>
SO2 + 3 H2 = H2S + 2 H2O
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
SO2 + H2 = H2S + H2O =>
SO2 + 3 H2 = H2S + 2 H2O
ZnO + Na2O = Na2ZnO2 =>
ZnO + Na2O = Na2ZnO2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
HBr + Al2O3 = AlBr3 + H2O =>
6 HBr + Al2O3 = 2 AlBr3 + 3 H2O
H3O + NaOH = H2O + Na =>
H3O + NaOH = 2 H2O + Na
K3PO4 + Li2SO4 = K2SO4 + Li3PO4 =>
2 K3PO4 + 3 Li2SO4 = 3 K2SO4 + 2 Li3PO4
Al + HBr = AlBr3 + H2 =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Kr + H2O = KrH2O =>
Kr + H2O = KrH2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/07/20
Équations équilibrées sur04/06/19
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