| Équations équilibrées la veille |
Ba(NO3)2 + KH2PO4 = BaPO4 + KH2(NO3)2
NaBiO3 + MnSO4 + H2SO4 = HMnO4 + Bi2(SO4)3 + NaSO4 + H2O =>
10 NaBiO3 + 2 MnSO4 + 23 H2SO4 = 2 HMnO4 + 5 Bi2(SO4)3 + 10 NaSO4 + 22 H2O
CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH
LaCl3 + Na2CO3 = La2(CO3)3(aq) + NaCl(aq) =>
2 LaCl3 + 3 Na2CO3 = La2(CO3)3(aq) + 6 NaCl(aq)
Na2(C2O4) + Pb(NO3)2 = Pb(C2O4) + Na(NO3) =>
Na2(C2O4) + Pb(NO3)2 = Pb(C2O4) + 2 Na(NO3)
As + O2 = As2O3 =>
4 As + 3 O2 = 2 As2O3
CH3COOH + Al(OH)3 = Al(C2H3O2)3 + H2O =>
3 CH3COOH + Al(OH)3 = Al(C2H3O2)3 + 3 H2O
(OH){-}(aq) + Ag{+} = Ag(OH) =>
(OH){-}(aq) + Ag{+} = Ag(OH)
Cd + KI = CdI + K =>
Cd + KI = CdI + K
C8H5O3Cl2Na + H2O = C8H5O3Cl2NaH2O =>
C8H5O3Cl2Na + H2O = C8H5O3Cl2NaH2O
HClO + Fe(OH)2 = Fe(ClO)2 + H2O =>
2 HClO + Fe(OH)2 = Fe(ClO)2 + 2 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
NiCl2*6H2O + CH3COCH2COCH3 = Ni(CH3COCHCOCH3)2*2H2O + HCl + H2O =>
NiCl2*6H2O + 2 CH3COCH2COCH3 = Ni(CH3COCHCOCH3)2*2H2O + 2 HCl + 4 H2O
Fe + S = Fe2S3 =>
2 Fe + 3 S = Fe2S3
FeCl3*6H2O + CH3CO2Na*3H2O + C5H8O2 = Fe(C5H7O2)3 + NaCl + HC2H3O2 + H2O =>
FeCl3*6H2O + 3 CH3CO2Na*3H2O + 3 C5H8O2 = Fe(C5H7O2)3 + 3 NaCl + 3 HC2H3O2 + 15 H2O
CaCO3 + NH4H2PO4 = Ca10(PO4)6(OH)2 + H2O + CO2 + NH3 =>
10 CaCO3 + 6 NH4H2PO4 = Ca10(PO4)6(OH)2 + 8 H2O + 10 CO2 + 6 NH3
ZnS + HCl = ZnCl2 + H2S =>
ZnS + 2 HCl = ZnCl2 + H2S
HNO3 + Be(OH)2 = BeN2O6 + H2O =>
2 HNO3 + Be(OH)2 = BeN2O6 + 2 H2O
K2PO4 + AgNO3 = Ag2PO4 + KNO3 =>
K2PO4 + 2 AgNO3 = Ag2PO4 + 2 KNO3
B2 = B =>
B2 = 2 B
Pb(OH)2 + NaOH = Na2(Pb(OH)4) =>
Pb(OH)2 + 2 NaOH = Na2(Pb(OH)4)
Zr + N2 = Zr3N4 =>
3 Zr + 2 N2 = Zr3N4
PaI5 = Pa + I2 =>
2 PaI5 = 2 Pa + 5 I2
Ca2(SO3) = Ca2O2 + S2O2 =>
2 Ca2(SO3) = 2 Ca2O2 + S2O2
Cr + H3(PO4) = Cr(PO4) + H2 =>
2 Cr + 2 H3(PO4) = 2 Cr(PO4) + 3 H2
Na2CO3 + H2O + CO2 = NaHCO3 =>
Na2CO3 + H2O + CO2 = 2 NaHCO3
NH4OH + HBr = H2O + NH4Br =>
NH4OH + HBr = H2O + NH4Br
Al2(SO4)3 + K2CrO4 = K2SO4 + Al2(CrO4)3 =>
Al2(SO4)3 + 3 K2CrO4 = 3 K2SO4 + Al2(CrO4)3
Cu + O2 = CuO2 =>
Cu + O2 = CuO2
H3BO3 = B2O3 + H2O =>
2 H3BO3 = B2O3 + 3 H2O
CH3OH + H2O = HCOOH + H2 =>
CH3OH + H2O = HCOOH + 2 H2
F2 + H2O = F2H2O =>
F2 + H2O = F2H2O
FeSO4 + HBrO + H2SO4 = Fe2(SO4)3 + HBr + H2O =>
2 FeSO4 + HBrO + H2SO4 = Fe2(SO4)3 + HBr + H2O
NCl3 + Cl = NCl5 =>
NCl3 + 2 Cl = NCl5
NaHCO3 + C6H8O7 = C6H5O7**3{-} + CO2 + Na{+} + H2O =>
9 NaHCO3 + 8 C6H8O7 = 9 C6H5O7**3{-} + 3 CO2 + 9 Na{+} + 14 H2O
C8H18 + O2 = CO + H2O =>
2 C8H18 + 17 O2 = 16 CO + 18 H2O
Zn(OH)4{2-} + HCl = ZnCl4{2-} + H2O =>
Zn(OH)4{2-} + 4 HCl = ZnCl4{2-} + 4 H2O
CaSO4 + Sr(NO3)2 = Ca(NO3)2 + SO4Sr =>
CaSO4 + Sr(NO3)2 = Ca(NO3)2 + SO4Sr
C2H4 + O2 = (CO)2 + H2O =>
C2H4 + 2 O2 = (CO)2 + 2 H2O
CuCl2 + NH4OH = [Cu(NH3)4]Cl2 + H2O =>
CuCl2 + 4 NH4OH = [Cu(NH3)4]Cl2 + 4 H2O
KClO3 + S = KCl + SO2 =>
2 KClO3 + 3 S = 2 KCl + 3 SO2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Cl2 + NaFeO2 + NaOH = NaCl + Na2FeO4 + H2O =>
3 Cl2 + 2 NaFeO2 + 8 NaOH = 6 NaCl + 2 Na2FeO4 + 4 H2O
FeCl3 + NaOH = Fe(OH)3* + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3* + 3 NaCl
Cu{2+} + CN{-} = CuCN + (CN)2 =>
2 Cu{2+} + 4 CN{-} = 2 CuCN + (CN)2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Sn + H2O2 = SnO2 + H2O =>
Sn + 2 H2O2 = SnO2 + 2 H2O
Ag + (NH4)2CO3 = Ag2CO3 + NH4 =>
2 Ag + (NH4)2CO3 = Ag2CO3 + 2 NH4
CaSO4 + Sr(NO3)2 = Ca(NO3)2 + SO4Sr =>
CaSO4 + Sr(NO3)2 = Ca(NO3)2 + SO4Sr
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
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Équations équilibrées sur10/22/24
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