| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 HfCl3 + Al = 3 HfCl2 + AlCl3
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
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Zn + CrCl3 = CrCl2 + ZnCl2 =>
Zn + 2 CrCl3 = 2 CrCl2 + ZnCl2
KOH(aq) + H2CO3(aq) = H2O(l) + K2CO3(aq) =>
2 KOH(aq) + H2CO3(aq) = 2 H2O(l) + K2CO3(aq)
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
ClO3{-} + HAsO2 + H2O = H3AsO4 + Cl{-} =>
ClO3{-} + 3 HAsO2 + 3 H2O = 3 H3AsO4 + Cl{-}
Fe{2+} + Cu = Fe + Cu{2+} =>
Fe{2+} + Cu = Fe + Cu{2+}
C5H12(l) + O2(g) = H2O(g) + CO2(g) =>
C5H12(l) + 8 O2(g) = 6 H2O(g) + 5 CO2(g)
K(s) + H2O(l) = KOH(aq) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(aq) + H2(g)
BCl3 + P4 + H2 = BP + HCl =>
4 BCl3 + P4 + 6 H2 = 4 BP + 12 HCl
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
NaOH(aq) + H2SO4(aq) = H2O(l) + Na2SO4(aq) =>
2 NaOH(aq) + H2SO4(aq) = 2 H2O(l) + Na2SO4(aq)
K2Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 3 I2 + 7 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Zn(s) + S8(s) = ZnS(s) =>
8 Zn(s) + S8(s) = 8 ZnS(s)
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
Mn(s) + CuCl(aq) = Cu(s) + MnCl2(s) =>
Mn(s) + 2 CuCl(aq) = 2 Cu(s) + MnCl2(s)
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
MgBr2(aq) + KOH(aq) = KBr(aq) + Mg(OH)2(s) =>
MgBr2(aq) + 2 KOH(aq) = 2 KBr(aq) + Mg(OH)2(s)
Ag + H2SO4 = Ag2SO4 + SO2 + H2O =>
2 Ag + 2 H2SO4 = Ag2SO4 + SO2 + 2 H2O
N2(g) + O2(g) = N2O5(g) =>
2 N2(g) + 5 O2(g) = 2 N2O5(g)
LiHCO3(s) = Li2CO3(s) + H2O(g) + CO2(g) =>
2 LiHCO3(s) = Li2CO3(s) + H2O(g) + CO2(g)
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Ca(s) + H2O(l) = Ca(OH)2(aq) + H2(g) =>
Ca(s) + 2 H2O(l) = Ca(OH)2(aq) + H2(g)
Pb(CH3COO)2 + K2CrO4 = PbCrO4 + KCH3COO =>
Pb(CH3COO)2 + K2CrO4 = PbCrO4 + 2 KCH3COO
Al2(CO3)3(s) = Al2O3(s) + CO2(g) =>
Al2(CO3)3(s) = Al2O3(s) + 3 CO2(g)
BaCl2(aq) + Na2SO4(aq) = NaCl(aq) + BaSO4(s) =>
BaCl2(aq) + Na2SO4(aq) = 2 NaCl(aq) + BaSO4(s)
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Al + Pb(NO3) = Al(NO3)3 + Pb =>
Al + 3 Pb(NO3) = Al(NO3)3 + 3 Pb
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Ba(HCO3)2(s) = BaCO3(s) + H2O(g) + CO2(g) =>
Ba(HCO3)2(s) = BaCO3(s) + H2O(g) + CO2(g)
HNO3(aq) + Ni(s) = Ni(NO3)2(aq) + H2(g) =>
2 HNO3(aq) + Ni(s) = Ni(NO3)2(aq) + H2(g)
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
NaCl(aq) + AgC2H3O2(aq) = NaC2H3O2(aq) + AgCl(s) =>
NaCl(aq) + AgC2H3O2(aq) = NaC2H3O2(aq) + AgCl(s)
N2(g) + H2(g) = NH3(g) =>
N2(g) + 3 H2(g) = 2 NH3(g)
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Fe(s) + Cl2(g) = FeCl3(s) =>
2 Fe(s) + 3 Cl2(g) = 2 FeCl3(s)
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
NH3(g) + O2(g) = NO(g) + H2O(g) =>
4 NH3(g) + 5 O2(g) = 4 NO(g) + 6 H2O(g)
H2O2 = O2 + H2O =>
2 H2O2 = O2 + 2 H2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
Mg(s) + HCl(aq) = MgCl2(aq) + H2(g) =>
Mg(s) + 2 HCl(aq) = MgCl2(aq) + H2(g)
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/12/12
Équations équilibrées sur01/11/12
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