| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2(SO4)3 + 2 K2FeO4 + H2SO4 = K2Cr2O7 + K2SO4 + Fe2(SO4)3 + H2O
C2H5NH2 + HNO2 = C2H5OH + N2 + H2O =>
C2H5NH2 + HNO2 = C2H5OH + N2 + H2O
K2TeO3 + Na2SO3 + H2SO4 = Te + K2SO4 + Na2SO4 + H2O =>
K2TeO3 + 2 Na2SO3 + H2SO4 = Te + K2SO4 + 2 Na2SO4 + H2O
Sr(NO3)2 + H2O = Sr(OH)2 + HNO3 =>
Sr(NO3)2 + 2 H2O = Sr(OH)2 + 2 HNO3
S + KNO3 + H2O = K2SO4 + NO2 + KOH =>
S + 6 KNO3 + 2 H2O = K2SO4 + 6 NO2 + 4 KOH
K2CrO4 + K2HPO3 + KOH + H2O = K3[Cr(OH)6] + K3PO4 =>
2 K2CrO4 + 3 K2HPO3 + 5 KOH + 2 H2O = 2 K3[Cr(OH)6] + 3 K3PO4
AgNO3 + KF = AgNO3KF =>
AgNO3 + KF = AgNO3KF
HOCH2CH2NH2 + N2CO2H2OO2 = NH3 + CO2 =>
HOCH2CH2NH2 + N2CO2H2OO2 = 3 NH3 + 3 CO2
K2Cr2O7 + COOHCOOK + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
2 K2Cr2O7 + 6 COOHCOOK + 11 H2SO4 = 12 CO2 + 2 Cr2(SO4)3 + 5 K2SO4 + 14 H2O
H2C2O4 + KMnO4 = H2O + CO2 + MnO2 + KOH =>
3 H2C2O4 + 2 KMnO4 = 2 H2O + 6 CO2 + 2 MnO2 + 2 KOH
SO3 + CrO = SO + CrO3 =>
SO3 + CrO = SO + CrO3
In2O3 + Na2CO3 + S = Na[InS2] + CO2 + SO2 =>
In2O3 + Na2CO3 + 6 S = 2 Na[InS2] + CO2 + 2 SO2
HC2H3O2(aq) + NAOH(aq) = NA(aq) + C2H3O2(aq) + H2O(l) =>
HC2H3O2(aq) + NAOH(aq) = NA(aq) + C2H3O2(aq) + H2O(l)
Na2CO3 + Al2(SO4)3 = Na2SO4(aq) + Al2(CO3)3(s) =>
3 Na2CO3 + Al2(SO4)3 = 3 Na2SO4(aq) + Al2(CO3)3(s)
Sb + PbF2 = SbF3 + Pb =>
2 Sb + 3 PbF2 = 2 SbF3 + 3 Pb
N2 + H2 + S = (NH4)2S =>
N2 + 4 H2 + S = (NH4)2S
K2Be(OH)4 + NH3 + HCl = Be(NH3)4Cl2 + KOH + H2O =>
K2Be(OH)4 + 4 NH3 + 2 HCl = Be(NH3)4Cl2 + 2 KOH + 2 H2O
Cu + HBr = CuBr + H2 =>
2 Cu + 2 HBr = 2 CuBr + H2
Sn4 + O2 = SnO2 =>
Sn4 + 4 O2 = 4 SnO2
Al(OH)3 + H2SO4 = Al + SO4 + H2O =>
2 Al(OH)3 + 3 H2SO4 = 2 Al + 3 SO4 + 6 H2O
Sn4 + O2 = SnO2 =>
Sn4 + 4 O2 = 4 SnO2
F2 + Cl{-} = F{-} + Cl2 =>
F2 + 2 Cl{-} = 2 F{-} + Cl2
Ag2S + HNO3 + HCl = S2 + AgCl + NO + H2O =>
6 Ag2S + 4 HNO3 + 12 HCl = 3 S2 + 12 AgCl + 4 NO + 8 H2O
C3H6O + Cr2O7{2-} + CH{+} = CO2 + Cr3{+} + H2O =>
C3H6O + 24 Cr2O7{2-} + 64 CH{+} = 67 CO2 + 16 Cr3{+} + 35 H2O
Br2 + F2 = Br2F3 =>
2 Br2 + 3 F2 = 2 Br2F3
Zn(NO3)2 + Zn(OH)2 = Zn(OH)NO3 =>
Zn(NO3)2 + Zn(OH)2 = 2 Zn(OH)NO3
Sr(OH)2 + S = SrS + SrSO3 + H2O =>
3 Sr(OH)2 + 3 S = 2 SrS + SrSO3 + 3 H2O
HNO3 + LiHO = LiNO3 + H2O =>
HNO3 + LiHO = LiNO3 + H2O
CaOH + LiCl = LiOH + CaCl =>
CaOH + LiCl = LiOH + CaCl
K + ClO2 = KClO2 =>
K + ClO2 = KClO2
Cr + O2 = CrO3 =>
2 Cr + 3 O2 = 2 CrO3
NaHCO3(s) = Na2O(s) + H2O(g) + CO2(g) =>
2 NaHCO3(s) = Na2O(s) + H2O(g) + 2 CO2(g)
Na2CO3 + BaS = Na2S + BaCO3 =>
Na2CO3 + BaS = Na2S + BaCO3
C2H5OH + CH3COOH = CH3COOC5H11 + H2O =>
5 C2H5OH + 2 CH3COOH = 2 CH3COOC5H11 + 5 H2O
Fe + C + O2 = Fe2(CO3)3 =>
4 Fe + 6 C + 9 O2 = 2 Fe2(CO3)3
Eu + O2 = EuO =>
2 Eu + O2 = 2 EuO
Mn(aq) + H2O2(aq) = MnO2(s) + H2O(l) =>
Mn(aq) + 2 H2O2(aq) = MnO2(s) + 2 H2O(l)
Mg + H{2} = MgH{2} =>
Mg + H{2} = MgH{2}
Sb + NH4Cl = SbCl3 + NH3 + H2 =>
2 Sb + 6 NH4Cl = 2 SbCl3 + 6 NH3 + 3 H2
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
FeS2 + O2 + H2O = Fe203 + H2SO4 =>
203 FeS2 + 609 O2 + 406 H2O = Fe203 + 406 H2SO4
Fe(CrO2)2 + HNO3 = Fe(NO3)3 + H2CrO4 + NO + H2O =>
3 Fe(CrO2)2 + 16 HNO3 = 3 Fe(NO3)3 + 6 H2CrO4 + 7 NO + 2 H2O
X2H4 + CO = CX + H2O =>
X2H4 + 2 CO = 2 CX + 2 H2O
Fe(OH)3 + Ca(OH)2 = Ca(FeO2)2 + H2O =>
2 Fe(OH)3 + Ca(OH)2 = Ca(FeO2)2 + 4 H2O
NaCl + Pb(HO)2 = NaOH + PbCl2 =>
2 NaCl + Pb(HO)2 = 2 NaOH + PbCl2
Na2CO3(aq) + FeCl2(aq) = FeCO3(s) + NaCl(aq) =>
Na2CO3(aq) + FeCl2(aq) = FeCO3(s) + 2 NaCl(aq)
Ca(HCO3)2 + HCl = H2O + CaCl2 + CO2 =>
Ca(HCO3)2 + 2 HCl = 2 H2O + CaCl2 + 2 CO2
Cu + CH3COOH = H2 + Cu(CH3COO)2 =>
Cu + 2 CH3COOH = H2 + Cu(CH3COO)2
ZrF4 = Zr + F =>
ZrF4 = Zr + 4 F
Na2SnO2 + Bi(OH)3 = Na2SnO3 + Bi + H2O =>
3 Na2SnO2 + 2 Bi(OH)3 = 3 Na2SnO3 + 2 Bi + 3 H2O
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Équations équilibrées sur11/20/24
Équations équilibrées sur12/20/23
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