| Équations équilibrées la veille |
CuCN + 2 NaCN = Na2Cu(CN)3
Cu(OH)2 + HCl = CuCl2 + H2O = =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
AgNO3 + H3PO4 = Ag3PO4 + HNO3 =>
3 AgNO3 + H3PO4 = Ag3PO4 + 3 HNO3
Mg + NaHSO4 = MgSO4 + Na + H2 =>
2 Mg + 2 NaHSO4 = 2 MgSO4 + 2 Na + H2
P2O3 + Cu(NO3)2 = CuO + P2O5 + NO =>
3 P2O3 + 2 Cu(NO3)2 = 2 CuO + 3 P2O5 + 4 NO
Fe + NaOH = Na3FeO3 + H2 =>
2 Fe + 6 NaOH = 2 Na3FeO3 + 3 H2
Hg + Ar = HgAr =>
Hg + Ar = HgAr
Mg(NO3)2 + Na2SO4 = MgSO4 + Na2(NO3)2 =>
Mg(NO3)2 + Na2SO4 = MgSO4 + Na2(NO3)2
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
H3AlO3 + NaOH = Na3AlO3 + H2O =>
H3AlO3 + 3 NaOH = Na3AlO3 + 3 H2O
CrO + Cl + H2O = CrCl3 + HClO =>
CrO + 5 Cl + H2O = CrCl3 + 2 HClO
Sn{2+} + OH{-} = Sn(OH)2 =>
Sn{2+} + 2 OH{-} = Sn(OH)2
C6H6 + C4H9Cl + AlCl3 = C6H5Al + HCl =>
4 C6H6 + 3 C4H9Cl + 6 AlCl3 = 6 C6H5Al + 21 HCl
Fe2(SO4)3 + NaF = Na2SO4 + FeF3 =>
Fe2(SO4)3 + 6 NaF = 3 Na2SO4 + 2 FeF3
Sb(s) + O2(g) = Sb4O6(s) =>
4 Sb(s) + 3 O2(g) = Sb4O6(s)
CuSO4 + AlCl = CuCl + AlSO4 =>
CuSO4 + AlCl = CuCl + AlSO4
NaClO2 + CO = NaClO + CO2 =>
NaClO2 + CO = NaClO + CO2
CH2ClCH2Cl + KOH = C2H2 + KCl + H2O =>
CH2ClCH2Cl + 2 KOH = C2H2 + 2 KCl + 2 H2O
Zn*CuSO4 = ZnSO4*Cu =>
Zn*CuSO4 = ZnSO4*Cu
NaPO3 + FeCl2 = NaCl + Fe(PO3)2 =>
2 NaPO3 + FeCl2 = 2 NaCl + Fe(PO3)2
FeSO4 + Na3PO4 = Fe3(PO4)2 + Na2SO4 =>
3 FeSO4 + 2 Na3PO4 = Fe3(PO4)2 + 3 Na2SO4
C6H5OH + KMnO4 + H2O = MnO2 + KOH + C6H4(OH)2 =>
3 C6H5OH + 2 KMnO4 + H2O = 2 MnO2 + 2 KOH + 3 C6H4(OH)2
NO{-2} + H{+2}O = HNO{-3} + NO =>
5 NO{-2} + 2 H{+2}O = 2 HNO{-3} + 3 NO
NH3(aq) + O2 = H2O + NO =>
4 NH3(aq) + 5 O2 = 6 H2O + 4 NO
C8H9NO2 + HCl = C8H8NOCl + H2O =>
C8H9NO2 + HCl = C8H8NOCl + H2O
AgNO3 + CsCl = AgCl + CsNO3 =>
AgNO3 + CsCl = AgCl + CsNO3
Fe2(SO4) + NaOH = Fe(OH) + Na2SO4 =>
Fe2(SO4) + 2 NaOH = 2 Fe(OH) + Na2SO4
As2S3 + HCl = AsCl3 + H2S =>
As2S3 + 6 HCl = 2 AsCl3 + 3 H2S
N2O(s) = N2(g) + O2(g) =>
2 N2O(s) = 2 N2(g) + O2(g)
F + HI = FH + I =>
F + HI = FH + I
FeSO4 + K2MnO4 + KOH = Fe(OH)3 + K3MnO4 + K2SO4 =>
FeSO4 + K2MnO4 + 3 KOH = Fe(OH)3 + K3MnO4 + K2SO4
Na3PO4 + KMnO4 = NaMnO4 + K3PO4 =>
Na3PO4 + 3 KMnO4 = 3 NaMnO4 + K3PO4
Fe(OH)3 + BaSO4 = Ba(OH)2 + Fe2(SO4)3 =>
2 Fe(OH)3 + 3 BaSO4 = 3 Ba(OH)2 + Fe2(SO4)3
HgS + CaO = Hg + CaSO4 + CaS =>
4 HgS + 4 CaO = 4 Hg + CaSO4 + 3 CaS
NH4 + CaCO3 = (NH4)2CO3 + Ca =>
2 NH4 + CaCO3 = (NH4)2CO3 + Ca
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
F + HI = FH + I =>
F + HI = FH + I
SrCO3 + Al(NO3)3*9H2O + (NH2)2CO = Sr4Al2O7 + H2O + CO2 + N2 =>
4 SrCO3 + 2 Al(NO3)3*9H2O + 5(NH2)2CO = Sr4Al2O7 + 28 H2O + 9 CO2 + 8 N2
AgNO3 + HBr = AgBr + HNO3 =>
AgNO3 + HBr = AgBr + HNO3
C6H5COOH + NaHCO3 = C6H5COONa + CO2 + H2O =>
C6H5COOH + NaHCO3 = C6H5COONa + CO2 + H2O
K2SO4 + Ba = BaSO4 + K =>
K2SO4 + Ba = BaSO4 + 2 K
Na3PO4 + SrF2 = Sr3(PO4)2 + NaF =>
2 Na3PO4 + 3 SrF2 = Sr3(PO4)2 + 6 NaF
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
LiBr + Co(SO3)2 = CoBr4 + Li2(SO3) =>
4 LiBr + Co(SO3)2 = CoBr4 + 2 Li2(SO3)
Ni + Bi2S3 = NiS + Bi =>
3 Ni + Bi2S3 = 3 NiS + 2 Bi
Ag2O + OH{-} + H2O = Ag2(OH)3({-}) =>
Ag2O + OH{-} + H2O = Ag2(OH)3({-})
CoCl2*6H2O + C2H8N2 + HCl + H2O2 = [Co(C2H8N2)3]Cl3 + H2O =>
2 CoCl2*6H2O + 6 C2H8N2 + 2 HCl + H2O2 = 2[Co(C2H8N2)3]Cl3 + 14 H2O
C4H10 + O2 = CH4 + CO2 =>
2 C4H10 + 3 O2 = 5 CH4 + 3 CO2
LiBr + Co(SO3)2 = CoBr4 + Li2(SO3) =>
4 LiBr + Co(SO3)2 = CoBr4 + 2 Li2(SO3)
Na2SO3 + KIO3 + H2SO4 = NaSO4 + I2 + K2SO4 + H2O =>
5 Na2SO3 + 4 KIO3 + 7 H2SO4 = 10 NaSO4 + 2 I2 + 2 K2SO4 + 7 H2O
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