| Équations équilibrées la veille |
3 BaCl + 2 Pb(NO3)3 = Pb2Cl3 + 3 Ba(NO3)2
H2 + NO3 = H(NO3)2 =>
H2 + 4 NO3 = 2 H(NO3)2
Cu{+} + Cr = Cr{2+} + Cu =>
2 Cu{+} + Cr = Cr{2+} + 2 Cu
H2O + CO2 = C2H5 + O2 =>
10 H2O + 8 CO2 = 4 C2H5 + 13 O2
C2H2 + Br2 = C2H2Br2 =>
C2H2 + Br2 = C2H2Br2
[NaSO3C6H4NN]HSO4 + Na2SO3 + H2SO4 + H2O = [HSO3C6H4NHNH2]HSO4 + NaHSO4 =>
2[NaSO3C6H4NN]HSO4 + 3 Na2SO3 + 5 H2SO4 + 3 H2O = 2[HSO3C6H4NHNH2]HSO4 + 8 NaHSO4
CuSO4 + NH4OH = Cu[(NH3)]SO4 + H2O =>
CuSO4 + NH4OH = Cu[(NH3)]SO4 + H2O
FeCl3 + Ba(OH)2 = Fe(OH)3 + BaCl2 =>
2 FeCl3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 BaCl2
OH{-} + Br2{+} = BrO3{-} + H2O + {-} =>
12 OH{-} + Br2{+} = 2 BrO3{-} + 6 H2O + 9e
Na2SO4 + Li2CO3 = Na2CO3 + SO4Li2 =>
Na2SO4 + Li2CO3 = Na2CO3 + SO4Li2
Al(OH)3 + Ba(OH)2 = Ba[Al(OH)4]2 =>
2 Al(OH)3 + Ba(OH)2 = Ba[Al(OH)4]2
Al(OH)3 + H4P2O7 = Al(H3P2O7)3 + H2O =>
Al(OH)3 + 3 H4P2O7 = Al(H3P2O7)3 + 3 H2O
(NH4)2CO3(aq) + CaCl2(aq) = (NH4)2Cl2 + CaCO3 =>
(NH4)2CO3(aq) + CaCl2(aq) = (NH4)2Cl2 + CaCO3
N{2+} + O{-2} = NO =>
N{2+} + O{-2} = NO
NaClO3(s) = NaCl(s) + O2 =>
2 NaClO3(s) = 2 NaCl(s) + 3 O2
AlPO4 + H3O{+} = Al{3+} + HPO4{2-} + H2O =>
AlPO4 + H3O{+} = Al{3+} + HPO4{2-} + H2O
Li2CO3 + PbCl4 = Pb(CO3)2 + LiCl =>
2 Li2CO3 + PbCl4 = Pb(CO3)2 + 4 LiCl
FeCl3 = FeCl2 + Cl2 =>
2 FeCl3 = 2 FeCl2 + Cl2
K2SO4 + Ba(NO3)2 = BaSO4 + K2(NO3)2 =>
K2SO4 + Ba(NO3)2 = BaSO4 + K2(NO3)2
Ca3(PO4)2 + Mg(OH)2 = Mg3(PO4)2 + Ca(OH)2 =>
Ca3(PO4)2 + 3 Mg(OH)2 = Mg3(PO4)2 + 3 Ca(OH)2
Mg(MnO4)2 + Na2CO3 + H2O = MgCO3(H2O)3 + NaMnO4 =>
Mg(MnO4)2 + Na2CO3 + 3 H2O = MgCO3(H2O)3 + 2 NaMnO4
CaCl2(aq) + (NH4)2CO3(aq) = CaCO3(s) + NH4Cl =>
CaCl2(aq) + (NH4)2CO3(aq) = CaCO3(s) + 2 NH4Cl
CuSO4(aq) + AgNO3(aq) = Ag2SO4(s) + Cu(NO3)2(aq) =>
CuSO4(aq) + 2 AgNO3(aq) = Ag2SO4(s) + Cu(NO3)2(aq)
Ni2O3 + NaOH = Ni2OH + Na2O + O2 =>
4 Ni2O3 + 4 NaOH = 4 Ni2OH + 2 Na2O + 5 O2
H{+} + Cr2O7{-}2 + Br{-} = Br2 + Cr3{+} + H2O =>
84 H{+} + 6 Cr2O7{-}2 + 74 Br{-} = 37 Br2 + 4 Cr3{+} + 42 H2O
SnCl2 + (NH4)2CO3 = SnCO3 + (NH4)2Cl2 =>
SnCl2 + (NH4)2CO3 = SnCO3 + (NH4)2Cl2
Cu(s) + FeSO4(aq) = CuSO4 + Fe =>
Cu(s) + FeSO4(aq) = CuSO4 + Fe
FeSO4(aq) + Cu(s) = Fe(s) + CuSO4(s) =>
FeSO4(aq) + Cu(s) = Fe(s) + CuSO4(s)
CsNO3(s)Ca(OH)2 = CaNO3Cs(OH)2 =>
CsNO3(s)Ca(OH)2 = CaNO3Cs(OH)2
FeCO3 + H2SO4 = FeSO4 + CO2 + H2O =>
FeCO3 + H2SO4 = FeSO4 + CO2 + H2O
Hg + HCl = HgCl + H2 =>
2 Hg + 2 HCl = 2 HgCl + H2
NaBr + H3Po4 = Na2HPo4 + HBr =>
2 NaBr + H3Po4 = Na2HPo4 + 2 HBr
C2H4 + CuO = C2H4O + Cu =>
C2H4 + CuO = C2H4O + Cu
SnCl2 + (NH4)2CO3 = SnCO3 + (NH4)2Cl2 =>
SnCl2 + (NH4)2CO3 = SnCO3 + (NH4)2Cl2
Ba + NaClO3 = BaO + NaCl =>
3 Ba + NaClO3 = 3 BaO + NaCl
Bi(NO3)2 + Zn = Bi + Zn(NO3)2 =>
Bi(NO3)2 + Zn = Bi + Zn(NO3)2
Cr{3+} + Cl{-} = CrCl3 =>
Cr{3+} + 3 Cl{-} = CrCl3
C6H5Cl + SiCl4 + Na = (C6H5)4Si + NaCl =>
4 C6H5Cl + SiCl4 + 8 Na = (C6H5)4Si + 8 NaCl
Ca + Na + H2O = CaO + NaH =>
Ca + 2 Na + H2O = CaO + 2 NaH
Mn3 + HNO3 = Mn(HNO3)3 =>
Mn3 + 9 HNO3 = 3 Mn(HNO3)3
Mg(NO3)3*6H2O = MgO + NO2 + O2 + H2O =>
Mg(NO3)3*6H2O = MgO + 3 NO2 + O2 + 6 H2O
CH3COO + H2 = CH4 + CO2 =>
2 CH3COO + H2 = 2 CH4 + 2 CO2
Ni(OH)3 + HBr = NiBr2 + Br2 + H2O =>
2 Ni(OH)3 + 6 HBr = 2 NiBr2 + Br2 + 6 H2O
NaClO3 + HCl + Au = AuCl2 + H2O + Na =>
2 NaClO3 + 12 HCl + 7 Au = 7 AuCl2 + 6 H2O + 2 Na
Cu2S + HNO3 = Cu(NO3)2 + SO2 + H2O + NO =>
3 Cu2S + 20 HNO3 = 6 Cu(NO3)2 + 3 SO2 + 10 H2O + 8 NO
KNO3 + Fe2O3 + KOH = K2FeO4 + NO + H2O =>
2 KNO3 + Fe2O3 + 2 KOH = 2 K2FeO4 + 2 NO + H2O
AlCl3 + Ag(NO3) = Al2(NO3)3 + AgCl2 =>
2 AlCl3 + 3 Ag(NO3) = Al2(NO3)3 + 3 AgCl2
Na + N2 = Na2N2 =>
2 Na + N2 = Na2N2
SO2 + Cl2 = OSCl2 + Cl2O =>
SO2 + 2 Cl2 = OSCl2 + Cl2O
I2O4 + H2O = HIO3 + I2 =>
5 I2O4 + 4 H2O = 8 HIO3 + I2
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