| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca(NO3)2 + Na2C2O4 = CaC2O4 + 2 NaNO3
CH4 + H2O = H2 + CO4 =>
CH4 + 4 H2O = 6 H2 + CO4
C2H5OH + HO2 = CO2 + H2O =>
C2H5OH + 4 HO2 = 2 CO2 + 5 H2O
Li + Zn(NO3)2 = LiNO3 + Zn =>
2 Li + Zn(NO3)2 = 2 LiNO3 + Zn
Na3PO4 + CoCl2 = Co3(PO4)2 + NaCl =>
2 Na3PO4 + 3 CoCl2 = Co3(PO4)2 + 6 NaCl
CrCl3 + H2SO4 = Cr2(SO4)3 + HCl =>
2 CrCl3 + 3 H2SO4 = Cr2(SO4)3 + 6 HCl
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
Carbondioxide + carbon = carbonmonoxide =>
CO2 + C = 2 CO
NaCHO3 + C2H4O2 = NaC2H4O2 + CO2 + H2O =>
8 NaCHO3 + 9 C2H4O2 = 8 NaC2H4O2 + 10 CO2 + 6 H2O
MgCO3(aq) + HCl(aq) = CO2(g) + H2O(l) + MgCl2(aq) =>
MgCO3(aq) + 2 HCl(aq) = CO2(g) + H2O(l) + MgCl2(aq)
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Na2FeO4 + H2SO4 = Fe2(SO4)3 + O2 + Na2SO4 + H2O =>
4 Na2FeO4 + 10 H2SO4 = 2 Fe2(SO4)3 + 3 O2 + 4 Na2SO4 + 10 H2O
La2(C2O4)3 + KMnO4 = La(MnO4)3 + K2C2O4 =>
La2(C2O4)3 + 6 KMnO4 = 2 La(MnO4)3 + 3 K2C2O4
Cu(s) + HCl(aq) = CuCl2(aq) + H2(g) =>
Cu(s) + 2 HCl(aq) = CuCl2(aq) + H2(g)
Fe{3+} + C2O4{2-} = Fe(C2O4)2{-} =>
Fe{3+} + 2 C2O4{2-} = Fe(C2O4)2{-}
C9H11NO3 + O2 = H2O + CO2 + NH3 =>
2 C9H11NO3 + 19 O2 = 8 H2O + 18 CO2 + 2 NH3
N2O4(g) + H2O(l) = HNO3(aq) + HNO2(aq) =>
N2O4(g) + H2O(l) = HNO3(aq) + HNO2(aq)
SiCl4 + Zn = Si + ZnCl2 =>
SiCl4 + 2 Zn = Si + 2 ZnCl2
HI + V(OH)4 = VI4 + H2O =>
4 HI + V(OH)4 = VI4 + 4 H2O
Ca(HPO4) + H2SO4 = CaSO4 + H3PO4 =>
Ca(HPO4) + H2SO4 = CaSO4 + H3PO4
KIO3 + K2SO3 = KI + K2SO4 =>
KIO3 + 3 K2SO3 = KI + 3 K2SO4
KMnO4 + H2SO4 + PH3 = K2SO4 + H3PO4 + MnSO4 + H2O =>
8 KMnO4 + 12 H2SO4 + 5 PH3 = 4 K2SO4 + 5 H3PO4 + 8 MnSO4 + 12 H2O
LiI + Br2 = LiBr2 + I2 =>
2 LiI + 2 Br2 = 2 LiBr2 + I2
KCN + Pb = PbCN + K =>
KCN + Pb = PbCN + K
Ba3(PO4)2 + NiBr2 = Ni3(PO4)2 + BaBr2 =>
Ba3(PO4)2 + 3 NiBr2 = Ni3(PO4)2 + 3 BaBr2
NaHCO3 + Na2H2P2O7 = Na3HP2O7 + H2CO3 =>
NaHCO3 + Na2H2P2O7 = Na3HP2O7 + H2CO3
H2S + CO2 = H2O + CS2 =>
2 H2S + CO2 = 2 H2O + CS2
NH4OH + Na2SO + Cu(OH)2 = NaOH + SOOH + CuNH4 =>
NH4OH + Na2SO + Cu(OH)2 = 2 NaOH + SOOH + CuNH4
(NH4)2CrO4(aq) + BaCl2(aq) = NH4Cl + BaCrO4 =>
(NH4)2CrO4(aq) + BaCl2(aq) = 2 NH4Cl + BaCrO4
NaOH + C8H4O4KH = C8H4O4KNa + H2O =>
NaOH + C8H4O4KH = C8H4O4KNa + H2O
Mn(NO3)2(ac) + K2SiO3(ac) + Mo2S3(s) = K2SO4(ac) + SiO2(s) + K2MoO4(ac) + NO(g) + K2MnO4(ac) =>
15 Mn(NO3)2(ac) + 20 K2SiO3(ac) + Mo2S3(s) = 3 K2SO4(ac) + 20 SiO2(s) + 2 K2MoO4(ac) + 30 NO(g) + 15 K2MnO4(ac)
NaNO3 + NaOH + Cr2O3 = Na2CrO4 + NO + H2O =>
2 NaNO3 + 2 NaOH + Cr2O3 = 2 Na2CrO4 + 2 NO + H2O
C17H35COOH + Cu(OH)2 = (C17H35COO)2Cu + H2O =>
2 C17H35COOH + Cu(OH)2 = (C17H35COO)2Cu + 2 H2O
SO = OS =>
SO = OS
CdSO4 + LiOH = Cd(OH)2 + Li2SO4 =>
CdSO4 + 2 LiOH = Cd(OH)2 + Li2SO4
CrO3(s) + H2O(l) = H2CrO4(g) =>
CrO3(s) + H2O(l) = H2CrO4(g)
P4O5 + H2O = H2P4O6 =>
P4O5 + H2O = H2P4O6
H2ON = H2NO =>
H2ON = H2NO
SnS2 + NaOH + H2O = Na2SnO3 + H2S =>
SnS2 + 2 NaOH + H2O = Na2SnO3 + 2 H2S
P2O5(s) + KOH(aq) = K3PO4(aq) + H2O(l) =>
P2O5(s) + 6 KOH(aq) = 2 K3PO4(aq) + 3 H2O(l)
Ti(NO3)4 + LiOH = LiNO3 + Ti(OH)4 =>
Ti(NO3)4 + 4 LiOH = 4 LiNO3 + Ti(OH)4
FeN + O2 = FeO + N2 =>
2 FeN + O2 = 2 FeO + N2
C2H5OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COH + H2O =>
3 C2H5OH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3COH + 7 H2O
C6H5Cl + FeCl3 = C6H4Cl2 + FeCl2 + HCl =>
C6H5Cl + 2 FeCl3 = C6H4Cl2 + 2 FeCl2 + HCl
HSCuCl2 = CuSHCl2 =>
HSCuCl2 = CuSHCl2
Pb + Cu3N2 = Pb3N2 + Cu3 =>
3 Pb + Cu3N2 = Pb3N2 + Cu3
H2SO4 + CaCrO4 = CaSO4 + H2CrO4 =>
H2SO4 + CaCrO4 = CaSO4 + H2CrO4
Mg(NO3)2 + KH = MgH2 + KNO3 =>
Mg(NO3)2 + 2 KH = MgH2 + 2 KNO3
FeCl2(ac) + Na3PO4(ac) = Fe3(PO4)2(s) + NaCl(ac) =>
3 FeCl2(ac) + 2 Na3PO4(ac) = Fe3(PO4)2(s) + 6 NaCl(ac)
K2Cr2O7 + HI + HCl = CrCl3 + H2O + I2 + KCl =>
K2Cr2O7 + 6 HI + 8 HCl = 2 CrCl3 + 7 H2O + 3 I2 + 2 KCl
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