| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 + 5 SnBr2 + 8 H2SO4 = 2 MnSO4 + 5 Sn(SO4) + 5 Br2 + K2SO4 + 8 H2O
H2(CO3) + Al = H2 + Al2(CO3)3 =>
3 H2(CO3) + 2 Al = 3 H2 + Al2(CO3)3
Eu + H2SO4 = Eu2(SO4)3 + H2 =>
2 Eu + 3 H2SO4 = Eu2(SO4)3 + 3 H2
Na2Cr2O7 + Na2SO3 + H2O = Cr(OH)3 + NaOH + Na2SO4 =>
Na2Cr2O7 + 3 Na2SO3 + 4 H2O = 2 Cr(OH)3 + 2 NaOH + 3 Na2SO4
Cl2 + Br2 + H2O = HCl + HBrO3 =>
5 Cl2 + Br2 + 6 H2O = 10 HCl + 2 HBrO3
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
Mn(NO3)2 + H2O2 + KOH = K2MnO4 + H2O + KNO3 =>
Mn(NO3)2 + 2 H2O2 + 4 KOH = K2MnO4 + 4 H2O + 2 KNO3
Ca + IO = Ca(IO) =>
Ca + IO = Ca(IO)
Fe + H2S = FeS + H =>
Fe + H2S = FeS + 2 H
H2SO4 + S8 = H2O + SO =>
4 H2SO4 + S8 = 4 H2O + 12 SO
Cu2 + AsO4 = Cu3(AsO4)2 =>
3 Cu2 + 4 AsO4 = 2 Cu3(AsO4)2
CaCl2 + KOH = Ca(OH)2 + K2Cl2 =>
CaCl2 + 2 KOH = Ca(OH)2 + K2Cl2
HCl(aq)NaHCO3(s) = NaCl(aq)H2O(l)CO2(g) =>
HCl(aq)NaHCO3(s) = NaCl(aq)H2O(l)CO2(g)
IB2 + NH3 = NI3 + NH4B2 =>
3 IB2 + 4 NH3 = NI3 + 3 NH4B2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
FeSO4H2O = FeOH2SO4 =>
FeSO4H2O = FeOH2SO4
B2O3 + PCl5 = BCl3 + POCl3 =>
B2O3 + 3 PCl5 = 2 BCl3 + 3 POCl3
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Co2(SO4)3(aq) + Pb(NO2)2(aq) = PbSO4(s) + Co(NO2)3(aq) =>
Co2(SO4)3(aq) + 3 Pb(NO2)2(aq) = 3 PbSO4(s) + 2 Co(NO2)3(aq)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
berylliumsulfate + sodiumhydroxide = sodiumsulfate + berylliumhydroxide =>
BeSO4 + 2 NaOH = Na2SO4 + Be(OH)2
Sn(OH)2 + CaO = SnO + Ca(OH)2 =>
Sn(OH)2 + CaO = SnO + Ca(OH)2
CuSO4 + AgNO3 = Cu(NO3)2(aq) + Ag2SO4(s) =>
CuSO4 + 2 AgNO3 = Cu(NO3)2(aq) + Ag2SO4(s)
NaHCO3(l) + CH3COOH = CH3COONa + H2O + CO2(g) =>
NaHCO3(l) + CH3COOH = CH3COONa + H2O + CO2(g)
K2O2 + H2SO4 + KI = K2SO4 + H2O + KIO3 =>
3 K2O2 + 3 H2SO4 + KI = 3 K2SO4 + 3 H2O + KIO3
ClO3{-} + SO3{-}2 = Cl{-} + SO4{-}2 =>
ClO3{-} + 3 SO3{-}2 = Cl{-} + 3 SO4{-}2
Ca(OH)2 + C2H4O2 = Ca + CO2 + H2O =>
4 Ca(OH)2 + C2H4O2 = 4 Ca + 2 CO2 + 6 H2O
K2Cr2O7 + FeSO4 + H2SO4 = Fe2(SO4)3 + Cr2(SO)3 + K2SO4 + H2O =>
K2Cr2O7 + 24 FeSO4 + 16 H2SO4 = 12 Fe2(SO4)3 + Cr2(SO)3 + K2SO4 + 16 H2O
La2O3(s) + H2O = La(OH)3(aq) =>
La2O3(s) + 3 H2O = 2 La(OH)3(aq)
HF + CO = HCO + F =>
HF + CO = HCO + F
AuCl3 + H2 = H2Cl3 + Au =>
AuCl3 + H2 = H2Cl3 + Au
AgN2 + CuCl2 = AgCl2 + CuN2 =>
AgN2 + CuCl2 = AgCl2 + CuN2
ThO + Ca = CaO + Th =>
ThO + Ca = CaO + Th
CrO3 + HCl = CrCl2 + H2O + Cl2 =>
CrO3 + 6 HCl = CrCl2 + 3 H2O + 2 Cl2
(NH4)2SO4 + NaOH = NH3 + H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2SO4
K + Cl2 = KCl = =>
2 K + Cl2 = 2 KCl
Pb2(CO3)2 = PbO + CO2 =>
Pb2(CO3)2 = 2 PbO + 2 CO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Rb + HNO3 = RbNO3 + NO2 + H2O =>
Rb + 2 HNO3 = RbNO3 + NO2 + H2O
P4O10 + H2O(s) = H3PO4(s) =>
P4O10 + 6 H2O(s) = 4 H3PO4(s)
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
NH2OH + KClO = KCl + N2 + H2O =>
2 NH2OH + KClO = KCl + N2 + 3 H2O
(NH4)2C2O4 + Mg(NO3)2 = MgC2O4 + NH4(NO3) =>
(NH4)2C2O4 + Mg(NO3)2 = MgC2O4 + 2 NH4(NO3)
CuCO3*Cu(OH)2(s) + HCl = CuCl2 + H2O(l) + CO2(g) =>
CuCO3*Cu(OH)2(s) + 4 HCl = 2 CuCl2 + 3 H2O(l) + CO2(g)
NH3 + CO + H2O = NH4 + HCO2 =>
NH3 + CO + H2O = NH4 + HCO2
CaO + C = CaC2 + CO2 =>
2 CaO + 5 C = 2 CaC2 + CO2
K2SO3 + H2CO3 = K2CO3 + H2O + SO2 =>
K2SO3 + H2CO3 = K2CO3 + H2O + SO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/18/24
Équations équilibrées sur12/18/23
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