| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HCl + Na2CO3*H2O = 2 NaCl + CO2 + 2 H2O
Bi2S5 + NH4OH = (NH4)3BiO3S + (NH4)3BiS4 + H2O =>
Bi2S5 + 6 NH4OH = (NH4)3BiO3S + (NH4)3BiS4 + 3 H2O
NH3 + Cl2O = N2 + NH4Cl + H2O =>
10 NH3 + 3 Cl2O = 2 N2 + 6 NH4Cl + 3 H2O
Al + Zn(Mn04)2 = Al(Mn04)3 + Zn =>
2 Al + 3 Zn(Mn04)2 = 2 Al(Mn04)3 + 3 Zn
Mg8Fe2Si5 + Fe2O3 = Fe + Mg8FeSi5O20 =>
3 Mg8Fe2Si5 + 20 Fe2O3 = 43 Fe + 3 Mg8FeSi5O20
CHC2H3O2 + NaHCO3 = CO2 + NaC3H3O3 + H2O =>
5 CHC2H3O2 + 6 NaHCO3 = 3 CO2 + 6 NaC3H3O3 + 4 H2O
H(C2H3O2) + Ca(OH)2 = HOH + Ca(C2H3O2)2 =>
2 H(C2H3O2) + Ca(OH)2 = 2 HOH + Ca(C2H3O2)2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Ag(C2H3O2) + HBr = H(C2H3O2) + AgBr =>
Ag(C2H3O2) + HBr = H(C2H3O2) + AgBr
SO3{2-} + Cr2O7{2-} + H{+} = Cr{3+} + SO4{2-} + H2O =>
3 SO3{2-} + Cr2O7{2-} + 8 H{+} = 2 Cr{3+} + 3 SO4{2-} + 4 H2O
Br{-} + Cr2O7{-} + H{+} = Cr{+2} + Br2 + H2O =>
18 Br{-} + 2 Cr2O7{-} + 28 H{+} = 4 Cr{+2} + 9 Br2 + 14 H2O
H2O(g) + C(s) = H2(g) + CO(g) =>
H2O(g) + C(s) = H2(g) + CO(g)
AgOF + Al + AgFP2O3 = Ag4Al2O5(F4P) =>
7 AgOF + 4 Al + AgFP2O3 = 2 Ag4Al2O5(F4P)
Na3PO4 + Sn = Na3PO2 + SnO =>
Na3PO4 + 2 Sn = Na3PO2 + 2 SnO
CH3NH2 + O3 = CO2 + N2 + H2O =>
2 CH3NH2 + 3 O3 = 2 CO2 + N2 + 5 H2O
HCH3COO + Cd(OH)2 = H2O + Cd(CH3COO)2 =>
2 HCH3COO + Cd(OH)2 = 2 H2O + Cd(CH3COO)2
Pb(NO3)2 + NaI = PbI2 + Na + NO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 Na + 2 NO3
K2S + Pb(NO3)2 = Pb2S + K(NO3)2 =>
K2S + 2 Pb(NO3)2 = Pb2S + 2 K(NO3)2
NiSO4 + CaCO3 + H2O = Ni(OH)2 + CaSO4*2H2O + CO2 =>
NiSO4 + CaCO3 + 3 H2O = Ni(OH)2 + CaSO4*2H2O + CO2
Mg(s) + Cr(NO3)3(aq) = Mg(NO3)2(aq) + Cr(s) =>
3 Mg(s) + 2 Cr(NO3)3(aq) = 3 Mg(NO3)2(aq) + 2 Cr(s)
S2{-} + Cr2O7{2-} + H{+} = SO4{2-} + Cr{3+} + H2O =>
6 S2{-} + 13 Cr2O7{2-} + 86 H{+} = 12 SO4{2-} + 26 Cr{3+} + 43 H2O
MoS2 + PbO2 + HNO3 = H2MoO2 + H2SO4 + Pb(NO3)2 + H2O =>
MoS2 + 7 PbO2 + 14 HNO3 = H2MoO2 + 2 H2SO4 + 7 Pb(NO3)2 + 4 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Na2CO3 + H2SO4 = Na2SO4 + CO2H2O =>
Na2CO3 + H2SO4 = Na2SO4 + CO2H2O
KMnO4 + NaCl + H2SO4 = MnSO4 + Cl2 + H2O + Na2SO4 + K2SO4 =>
2 KMnO4 + 10 NaCl + 8 H2SO4 = 2 MnSO4 + 5 Cl2 + 8 H2O + 5 Na2SO4 + K2SO4
Mg + K = MgK =>
Mg + K = MgK
CuS + CaO = Cu + CaS + CaSO4 =>
4 CuS + 4 CaO = 4 Cu + 3 CaS + CaSO4
HNO3 + NH4Cl + Hg = HgNH2Cl + H2O + NO2 =>
2 HNO3 + NH4Cl + Hg = HgNH2Cl + 2 H2O + 2 NO2
H2 + SO2 = H2S + H2O =>
3 H2 + SO2 = H2S + 2 H2O
CuSO4 + N2 = N2SO4 + Cu =>
CuSO4 + N2 = N2SO4 + Cu
HClO2 + H2O = H2 + ClO3 =>
2 HClO2 + 2 H2O = 3 H2 + 2 ClO3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C2H4CH3OH + O2 = H2O + CO2 =>
2 C2H4CH3OH + 9 O2 = 8 H2O + 6 CO2
Li + KF = LiK + F =>
Li + KF = LiK + F
CO2 + H2O = C20H42 + O2 = CO2 + H2O =>
40 CO2 + 42 H2O = 2 C20H42 + 61 O2
NaHCO2(s) + CH3COOH(aq) = CH3COONa + H2O + CO =>
NaHCO2(s) + CH3COOH(aq) = CH3COONa + H2O + CO
Al2(CO3)3 + MgSO3 = Al2(SO3)3 + MgCO3 =>
Al2(CO3)3 + 3 MgSO3 = Al2(SO3)3 + 3 MgCO3
Fe(OH)2 + SO2 = Fe2(SO2)3 + OH =>
2 Fe(OH)2 + 3 SO2 = Fe2(SO2)3 + 4 OH
Mg(NO3)2(s) = Mg + (NO3)2 =>
Mg(NO3)2(s) = Mg + (NO3)2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
NaI + H2SO4 = Na2SO4 + I2 + SO2 + H2O =>
2 NaI + 2 H2SO4 = Na2SO4 + I2 + SO2 + 2 H2O
Mg + H2SO4 = MgSO04 + H2 =>
Mg + H2SO4 = MgSO04 + H2
C6H8 + O2 = CO2 + H2O =>
C6H8 + 8 O2 = 6 CO2 + 4 H2O
KI + Na2SO4 = K2SO4 + Na2I2 =>
2 KI + Na2SO4 = K2SO4 + Na2I2
Ba(CH3COO)2 + FeSO4 = BaSO4 + Fe(CH3COO)2 =>
Ba(CH3COO)2 + FeSO4 = BaSO4 + Fe(CH3COO)2
HBr + KClO3 = KCl + Br2 + H2O =>
6 HBr + KClO3 = KCl + 3 Br2 + 3 H2O
Zn(OH)2 + NH4OH = [Zn(NH3)4](OH)2 + H2O =>
Zn(OH)2 + 4 NH4OH = [Zn(NH3)4](OH)2 + 4 H2O
MnO + Na2O2 = Na2MnO4 + Na =>
2 MnO + 3 Na2O2 = 2 Na2MnO4 + 2 Na
Fe + ClO4 = FeClO4 =>
Fe + ClO4 = FeClO4
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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