| Équations équilibrées la veille | Équations équilibrées le lendemain |
MgCO3 + Na2SO4 = MgSO4 + Na2CO3
CH3COOH + CaO = (CH3COOH)2Ca + O2 =>
4 CH3COOH + 2 CaO = 2(CH3COOH)2Ca + O2
CO2 + C + Cl2 = COCl2 =>
CO2 + C + 2 Cl2 = 2 COCl2
Mn(s) + HCl(aq) = H + MnCl =>
Mn(s) + HCl(aq) = H + MnCl
CuSO4 + Na2S = Na2(SO4) + CuS =>
CuSO4 + Na2S = Na2(SO4) + CuS
PtBr + Al = AlBr3 + Pt =>
3 PtBr + Al = AlBr3 + 3 Pt
AgNO3 + C2H2 + NH3 = NH4NO3 + Ag2C2 =>
2 AgNO3 + C2H2 + 2 NH3 = 2 NH4NO3 + Ag2C2
Fe(s) + SnO2(s) = FeO2(s) + Sn(s) =>
Fe(s) + SnO2(s) = FeO2(s) + Sn(s)
Ti + Co3O4 = Co + Ti2O3 =>
8 Ti + 3 Co3O4 = 9 Co + 4 Ti2O3
FeCl3 + NH4SCN = (NH4)3[Fe(CNS)6] + NH4Cl =>
FeCl3 + 6 NH4SCN = (NH4)3[Fe(CNS)6] + 3 NH4Cl
Cu2Si + HMnO4 = Cu(MnO4)2 + SiH4 =>
Cu2Si + 4 HMnO4 = 2 Cu(MnO4)2 + SiH4
C14O2H10 + NaBH4 + C2H6O = C14O2H14 + NaB(C2H5O)4 =>
2 C14O2H10 + NaBH4 + 4 C2H6O = 2 C14O2H14 + NaB(C2H5O)4
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
AgNO3 + ZnCl2 = AgCl + Zn(NO3)2 =>
2 AgNO3 + ZnCl2 = 2 AgCl + Zn(NO3)2
Fe2O3 + CO = Fe + CO2(inacidicsolution) =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2(inacidicsolution)
Fe(H2O)5(SCN){2+} + NaF = Na(SCN) + [Fe(H2O)5F]{2+} =>
Fe(H2O)5(SCN){2+} + NaF = Na(SCN) + [Fe(H2O)5F]{2+}
KCrO2 + Cl2 + KOH = CrO4 + H2O + KCl =>
2 KCrO2 + 5 Cl2 + 8 KOH = 2 CrO4 + 4 H2O + 10 KCl
ZnCl2 + NaOH = NaCl + Zn(OH)2 =>
ZnCl2 + 2 NaOH = 2 NaCl + Zn(OH)2
NaNO3H2O = HNO3 + NaOH =>
NaNO3H2O = HNO3 + NaOH
CuBr2 + (NH4)2SO4 = CuSO4 + NH4Br =>
CuBr2 + (NH4)2SO4 = CuSO4 + 2 NH4Br
Na2Cr2O7 + KI + H2SO4 = Cr(OH)3 + H2O + I2 + K2SO4 + Na2SO4 =>
Na2Cr2O7 + 6 KI + 4 H2SO4 = 2 Cr(OH)3 + H2O + 3 I2 + 3 K2SO4 + Na2SO4
MnC2O4 + NH4OH = NH3 + CO2 + Mn(OH)2 + CO =>
MnC2O4 + NH4OH = NH3 + CO2 + Mn(OH)2 + CO
Cr(OH)3 = Cr2(O)3 + H2O =>
2 Cr(OH)3 = Cr2(O)3 + 3 H2O
FeS + KMnO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + MnSO4 + H2O =>
10 FeS + 18 KMnO4 + 32 H2SO4 = 5 Fe2(SO4)3 + 9 K2SO4 + 18 MnSO4 + 32 H2O
XKIO3 + XAgNO3 = XKNO3 + XAgIO3 =>
XKIO3 + XAgNO3 = XKNO3 + XAgIO3
CaO(S) + SO3(g) = CaSO4(S) =>
CaO(S) + SO3(g) = CaSO4(S)
C2HCl3O2 + O2 = CO2 + H2O + Cl2 =>
4 C2HCl3O2 + 5 O2 = 8 CO2 + 2 H2O + 6 Cl2
FeC2O4*2H2O = CO2 + Fe2O3 + H2 + O2 =>
4 FeC2O4*2H2O = 8 CO2 + 2 Fe2O3 + 8 H2 + O2
Zn + H2O = Zn(OH)2(H2) =>
Zn + 2 H2O = Zn(OH)2(H2)
C2H5COOH + OH{-} = C2H5COO{-} + H2O =>
C2H5COOH + OH{-} = C2H5COO{-} + H2O
WO3 + CoW11Co(OH2)O39 + H2SO4 = CoW12O40 + CoSO4 + H2 =>
40 WO3 + 4 CoW11Co(OH2)O39 + H2SO4 = 7 CoW12O40 + CoSO4 + 5 H2
Ca(NO3)2 + H3PO4 + CH4N2O = Ca10P6H2O26 + H2O + CO2 + N2 =>
30 Ca(NO3)2 + 18 H3PO4 + 50 CH4N2O = 3 Ca10P6H2O26 + 124 H2O + 50 CO2 + 80 N2
H2SO4 + KI = I2 + K2SO4 + H2 =>
H2SO4 + 2 KI = I2 + K2SO4 + H2
H2 + CuOH = H2O + Cu =>
H2 + 2 CuOH = 2 H2O + 2 Cu
Cr2(SO3)3 + H2O = H2SO3 + Cr + O2 =>
2 Cr2(SO3)3 + 6 H2O = 6 H2SO3 + 4 Cr + 3 O2
S2H + Sr(OH)2 = H2O + Sr(S2)2 =>
2 S2H + Sr(OH)2 = 2 H2O + Sr(S2)2
NaNO2 + NaI + H2O = NO + I2 + NaOH =>
2 NaNO2 + 2 NaI + 2 H2O = 2 NO + I2 + 4 NaOH
SiO{-2} + Ca{+2} = Si + CaO =>
SiO{-2} + Ca{+2} = Si + CaO
NH4CH3COO + H2O = NH3CH3COO + H3O =>
NH4CH3COO + H2O = NH3CH3COO + H3O
C82H178O5 + O2 = CO2 + H2O =>
C82H178O5 + 124 O2 = 82 CO2 + 89 H2O
Ca(OH)2 + C2H4O2 = C2(OH)2 + Ca + H2O =>
Ca(OH)2 + C2H4O2 = C2(OH)2 + Ca + 2 H2O
NH2OH + Br2 = HBr + N2 + H2O =>
2 NH2OH + Br2 = 2 HBr + N2 + 2 H2O
H2SeO3 + HClO3 = Cl2 + H2SeO4 + H2O =>
5 H2SeO3 + 2 HClO3 = Cl2 + 5 H2SeO4 + H2O
AgNO3(ag) + KCl(ag) = AgCl(s) + KNO3(ag) =>
AgNO3(ag) + KCl(ag) = AgCl(s) + KNO3(ag)
HBr + (NH4)2CO3 = H2CO3 + BrNH4 =>
2 HBr + (NH4)2CO3 = H2CO3 + 2 BrNH4
Kr + Ca = CaKr =>
Kr + Ca = CaKr
Mo + Br2 = MoBr4 =>
Mo + 2 Br2 = MoBr4
As2S5 + NO3{-} + H{+} = AsO4{-3} + SO4{-2} + NO2 + H2O =>
As2S5 + 40 NO3{-} + 24 H{+} = 2 AsO4{-3} + 5 SO4{-2} + 40 NO2 + 12 H2O
AlCl3 + AgOH = AgCl + Al(OH)3 =>
AlCl3 + 3 AgOH = 3 AgCl + Al(OH)3
K4[Fe(CN)6] + KMnO4 + H2SO4 = K3[Fe(CN)6] + MnSO4 + H2O + K2SO4 =>
5 K4[Fe(CN)6] + KMnO4 + 4 H2SO4 = 5 K3[Fe(CN)6] + MnSO4 + 4 H2O + 3 K2SO4
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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