| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Ca(HPo4) + Ca(OH)2 = Ca3(Po4)2 + 2 H2O
N2MgO = MgN2O =>
N2MgO = MgN2O
NH4SCN + FeCl3 = Fe(SCN)6 + NH4Cl + NH3 + H =>
6 NH4SCN + FeCl3 = Fe(SCN)6 + 3 NH4Cl + 3 NH3 + 3 H
Na2(CO3) + Ca(NO3)2 = Na2(NO3)2 + CaCO3 =>
Na2(CO3) + Ca(NO3)2 = Na2(NO3)2 + CaCO3
NH4SCN + FeCl3 = NH3 + HCl + Fe(SCN)3 =>
3 NH4SCN + FeCl3 = 3 NH3 + 3 HCl + Fe(SCN)3
NaI + MnO2 + H2SO4 = MnSO4 + NaHSO4 + H2O + I2 =>
2 NaI + MnO2 + 3 H2SO4 = MnSO4 + 2 NaHSO4 + 2 H2O + I2
HF + N2 + HCl + HCN = CH3NHNH2 + ClF5 =>
25 HF + 3 N2 + 5 HCl + 6 HCN = 6 CH3NHNH2 + 5 ClF5
Sn(NO3)4 + Cu = Sn + Cu(NO3)2 =>
Sn(NO3)4 + 2 Cu = Sn + 2 Cu(NO3)2
AgNO3 + FeHSO4 = Ag2HSO4 + Fe(NO3)2 =>
2 AgNO3 + FeHSO4 = Ag2HSO4 + Fe(NO3)2
Mo + HNO3 = MoO3 + NO + H2O =>
Mo + 2 HNO3 = MoO3 + 2 NO + H2O
SnS + HNO3 + H{+} = Sn{4+} + SO4{2+} + NO + H2O =>
3 SnS + 14 HNO3 + 18 H{+} = 3 Sn{4+} + 3 SO4{2+} + 14 NO + 16 H2O
Mg(SO4)2 + Al = Al(SO4)3 + Mg =>
3 Mg(SO4)2 + 2 Al = 2 Al(SO4)3 + 3 Mg
K3SO2 + HBr = KBr + H3SO2 =>
K3SO2 + 3 HBr = 3 KBr + H3SO2
(NH4)2HPO4 + Ce2(SO4)3(H2O)8 = CePO4 + NH3 + H2SO4 + H2O =>
2(NH4)2HPO4 + Ce2(SO4)3(H2O)8 = 2 CePO4 + 4 NH3 + 3 H2SO4 + 8 H2O
NiSO4 + H2SO4 + HNO3 = Ni2(SO4)3 + NO2 + H2O =>
2 NiSO4 + H2SO4 + 2 HNO3 = Ni2(SO4)3 + 2 NO2 + 2 H2O
FeS2 + HNO3 = Fe(HSO4)3 + Fe2(SO4)3 + H2O + NO =>
3 FeS2 + 15 HNO3 = Fe(HSO4)3 + Fe2(SO4)3 + 6 H2O + 15 NO
K[Sb(Cl)6] + KI = I2 + K3[Sb(Cl)6] =>
K[Sb(Cl)6] + 2 KI = I2 + K3[Sb(Cl)6]
BaCl2 + MnSO4 = BaSO4 + Cl2Mn =>
BaCl2 + MnSO4 = BaSO4 + Cl2Mn
Zn(s) + HNO3(s) = Zn(NO3)2 + N2(g) + H2O(l) =>
5 Zn(s) + 12 HNO3(s) = 5 Zn(NO3)2 + N2(g) + 6 H2O(l)
ZnCl2(s) + Al(s) = Zn(s) + AlCl3(s) =>
3 ZnCl2(s) + 2 Al(s) = 3 Zn(s) + 2 AlCl3(s)
C3H5Cl + O2 = CO2 + H2O + Cl2 =>
4 C3H5Cl + 17 O2 = 12 CO2 + 10 H2O + 2 Cl2
LiAlH4 + H2O = LiOH + Al(OH)3 + H2 =>
LiAlH4 + 4 H2O = LiOH + Al(OH)3 + 4 H2
NaOCl + KI = I2 + NaCl + K2O =>
NaOCl + 2 KI = I2 + NaCl + K2O
SbCl5 + NaOH = Sb(OH)5 + NaCl =>
SbCl5 + 5 NaOH = Sb(OH)5 + 5 NaCl
Na2CO3 + Pb(CH3CO2)2 = NaCH3CO2 + PbCO3 =>
Na2CO3 + Pb(CH3CO2)2 = 2 NaCH3CO2 + PbCO3
Cl + O2 = Cl2O4 =>
2 Cl + 2 O2 = Cl2O4
KHSO3(aq) + HCL(aq) = KCL(aq) + H2O(l) + SO2(g) =>
KHSO3(aq) + HCL(aq) = KCL(aq) + H2O(l) + SO2(g)
((CH3)4PCl) + Bi2O3 + HCl = ((CH3)4P)3Bi2Cl9 + H2O =>
3((CH3)4PCl) + Bi2O3 + 6 HCl = ((CH3)4P)3Bi2Cl9 + 3 H2O
AsS + O2 = AsO + SO2 =>
2 AsS + 3 O2 = 2 AsO + 2 SO2
KI + H2O = I2 + KOH + H2 =>
2 KI + 2 H2O = I2 + 2 KOH + H2
MgCl2(aq) + H2SO4(aq) = HCl(aq) + MgSO4(aq) =>
MgCl2(aq) + H2SO4(aq) = 2 HCl(aq) + MgSO4(aq)
N2 + Na = Na2N =>
N2 + 4 Na = 2 Na2N
MnO4{-} + SO3{-2} + OH{-} = MnO4{-2} + SO4{-2} + H2O =>
2 MnO4{-} + SO3{-2} + 2 OH{-} = 2 MnO4{-2} + SO4{-2} + H2O
Al2(SO4)3 + Ba = AlBa + SO4 =>
Al2(SO4)3 + 2 Ba = 2 AlBa + 3 SO4
NO2 = N2O4 =>
2 NO2 = N2O4
Pb + Cu(NO)2 = PbNO + Cu =>
2 Pb + Cu(NO)2 = 2 PbNO + Cu
ZnSO4(aq) + Ca(OH)2(aq) = Zn(OH)2(s) + CaSO4(aq) =>
ZnSO4(aq) + Ca(OH)2(aq) = Zn(OH)2(s) + CaSO4(aq)
Cl + O2 = Cl2O4 =>
2 Cl + 2 O2 = Cl2O4
Zn + Sr(NO3)2 = ZnO + SrO + N2 =>
5 Zn + Sr(NO3)2 = 5 ZnO + SrO + N2
NaHCO3 + CH3HOOH = CO2 + H2O + CH3OONa =>
5 NaHCO3 + 4 CH3HOOH = 4 CO2 + 5 H2O + 5 CH3OONa
HCHO + NaOH = CH3OH + NaO =>
HCHO + 2 NaOH = CH3OH + 2 NaO
H3SbO4 + NaOH + H2O = NaSb(OH)6 =>
H3SbO4 + NaOH + H2O = NaSb(OH)6
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Bi2S5 + SbBr3 = BiBr5 + Sb2S3 =>
3 Bi2S5 + 10 SbBr3 = 6 BiBr5 + 5 Sb2S3
KI + H2O = HI + KOH =>
KI + H2O = HI + KOH
MnSO4 + NH3 = MnNH3SO4 =>
MnSO4 + NH3 = MnNH3SO4
KMnO2 + HCl = Cl2 + H2O + KMnCl2 =>
KMnO2 + 4 HCl = Cl2 + 2 H2O + KMnCl2
H6C2O1 + O2 = CO2 + H2O =>
H6C2O1 + 3 O2 = 2 CO2 + 3 H2O
Cu(SO4)2 + H2O = Cu(SO4)2H2O =>
Cu(SO4)2 + H2O = Cu(SO4)2H2O
H + PO4 + Ca(OH)2 = Ca(H2PO4)2 + H2O =>
6 H + 2 PO4 + Ca(OH)2 = Ca(H2PO4)2 + 2 H2O
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