| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2MnO4 + Na2SO3 + H2SO4 = Na2SO4 + MnO2 + K2SO4 + H2O
Na2CO3 + K3PO4 = Na3PO4 + K2CO3 =>
3 Na2CO3 + 2 K3PO4 = 2 Na3PO4 + 3 K2CO3
Cu + FeSO4 = CuSO4 + Fe2 =>
2 Cu + 2 FeSO4 = 2 CuSO4 + Fe2
Hg(NO3)2 + NaHCO3 = NaNO3 + HgH2(CO3)2 =>
Hg(NO3)2 + 2 NaHCO3 = 2 NaNO3 + HgH2(CO3)2
Cr2O3 + KOH + HNO3 = KNO2 + K2CrO4 + H2O =>
Cr2O3 + 7 KOH + 3 HNO3 = 3 KNO2 + 2 K2CrO4 + 5 H2O
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
C6H5OH + O2 = CO2 + H2O =>
C6H5OH + 7 O2 = 6 CO2 + 3 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
CrI3 + OH{-} + Cl2 = CrO4{-2} + IO4{-} + Cl{-} + H2O =>
2 CrI3 + 64 OH{-} + 27 Cl2 = 2 CrO4{-2} + 6 IO4{-} + 54 Cl{-} + 32 H2O
Fe2O3 + Al = Al2O3 + Fe =>
Fe2O3 + 2 Al = Al2O3 + 2 Fe
Mg(OH)2 + HCOOH = H2O + Mg + COOH =>
Mg(OH)2 + 2 HCOOH = 2 H2O + Mg + 2 COOH
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
K3[Cr(OH)6] + H2O2 = KCrO4 + H2O + KOH =>
K3[Cr(OH)6] + 2 H2O2 = KCrO4 + 4 H2O + 2 KOH
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Cr2O3 + KOH + KNO3 = KNO2 + K2CrO4 + H2O =>
Cr2O3 + 4 KOH + 3 KNO3 = 3 KNO2 + 2 K2CrO4 + 2 H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Al(OH)3 + H2SO4 = H2O + Al2(SO4)3 =>
2 Al(OH)3 + 3 H2SO4 = 6 H2O + Al2(SO4)3
Fe(s) + O2 + H2O = Fe(OH)2 =>
2 Fe(s) + O2 + 2 H2O = 2 Fe(OH)2
CrI3 + OH{-} + Cl2 = CrO4{-2} + IO4{-} + Cl{-} + H2O =>
2 CrI3 + 64 OH{-} + 27 Cl2 = 2 CrO4{-2} + 6 IO4{-} + 54 Cl{-} + 32 H2O
Al(OH)3 + HF = AlF3 + H2O =>
Al(OH)3 + 3 HF = AlF3 + 3 H2O
Pb(NO3)2 + HCl = PbCl2 + HNO3 =>
Pb(NO3)2 + 2 HCl = PbCl2 + 2 HNO3
FeCl2 + H2O2 + HCl = FeCl3 + H2O =>
2 FeCl2 + H2O2 + 2 HCl = 2 FeCl3 + 2 H2O
AgCl + NH4OH = Ag(NH3)2Cl + H2O =>
AgCl + 2 NH4OH = Ag(NH3)2Cl + 2 H2O
KI + Zn = ZnI + K =>
KI + Zn = ZnI + K
Mg(NO3)2 + K3PO4 = Mg3(PO4)2 + KNO3 =>
3 Mg(NO3)2 + 2 K3PO4 = Mg3(PO4)2 + 6 KNO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
S2O3{-2} + OH{-} = SO4{-2} + H20 + ({-}) =>
4 S2O3{-2} + 20 OH{-} = 8 SO4{-2} + H20 + 12({-})
SrCl2 + K3PO4 = Sr3(PO4)2 + KCl =>
3 SrCl2 + 2 K3PO4 = Sr3(PO4)2 + 6 KCl
C6H13NO2 + O2 = CO2 + H2O + NH3 =>
2 C6H13NO2 + 15 O2 = 12 CO2 + 10 H2O + 2 NH3
Pb(CO3) = PbO + CO2 =>
Pb(CO3) = PbO + CO2
CH3NH2 + HBr = CH3NH3Br =>
CH3NH2 + HBr = CH3NH3Br
KI + Ni(NO3)2 = K(NO3)2 + NiI =>
KI + Ni(NO3)2 = K(NO3)2 + NiI
S2O3{-2} + OH{-} = SO4{-2} + H2O + ({-}) =>
S2O3{-2} + 10 OH{-} = 2 SO4{-2} + 5 H2O + 8({-})
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Na2CO3 + H2SO4 = Na2SO4 + H2O + CO2 =>
Na2CO3 + H2SO4 = Na2SO4 + H2O + CO2
KI + Mg = MgI + K =>
KI + Mg = MgI + K
H3PO4 + CaCO3 = Ca3(PO4)2 + H2O + CO2 =>
2 H3PO4 + 3 CaCO3 = Ca3(PO4)2 + 3 H2O + 3 CO2
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
P2O3(s) + H2O(l) = H3PO3(aq) =>
P2O3(s) + 3 H2O(l) = 2 H3PO3(aq)
Pb(NO3)2 + NaOH = Pb(OH)2 + NaNO3 =>
Pb(NO3)2 + 2 NaOH = Pb(OH)2 + 2 NaNO3
H + O = H2O =>
2 H + O = H2O
CH3NH2 + HBr = CH3Br + NH4Br =>
CH3NH2 + 2 HBr = CH3Br + NH4Br
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
S2O3{-}2 + Br2 + H2O = SO4{-}2 + Br{-} + H{+} =>
2 S2O3{-}2 + 9 Br2 + 10 H2O = 4 SO4{-}2 + 18 Br{-} + 20 H{+}
ZnSO4*7H2O = ZnSO4 + H2O =>
ZnSO4*7H2O = ZnSO4 + 7 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/29/12
Équations équilibrées sur03/30/11
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