| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 H3PO3 + 3 H2SO4 + 2 KMnO4 = 5 H3PO4 + 2 MnSO4 + K2SO4 + 3 H2O
NaI + F = IF2 + Na =>
NaI + 2 F = IF2 + Na
Fe + S = Fe2S3 =>
2 Fe + 3 S = Fe2S3
HO = H2 + O4455400000000000010987460402976254190571050119759017894735 =>
9.2233720368548E + 18 HO = 4.6116860184274E + 18 H2 + O4455400000000000010987460402976254190571050119759017894735
Cs(OH) + H2TeO4 = Cs2(TeO4) + H2O =>
2 Cs(OH) + H2TeO4 = Cs2(TeO4) + 2 H2O
SnI2 + HNO3 = SnO2 + NO + I2 + H2O =>
3 SnI2 + 4 HNO3 = 3 SnO2 + 4 NO + 3 I2 + 2 H2O
K2O*Al2O3*6SiO2 + H2CO3 + H2O = Al2O3*2SiO2*2H2O + K2CO3 + SiO2 =>
K2O*Al2O3*6SiO2 + H2CO3 + H2O = Al2O3*2SiO2*2H2O + K2CO3 + 4 SiO2
F2 + KBr2 = KFBr2 =>
F2 + 2 KBr2 = 2 KFBr2
NaBr + NaClO + H2O = Br + NaCl + NaOH =>
2 NaBr + NaClO + H2O = 2 Br + NaCl + 2 NaOH
C3H7NO2 + O2 = CO2 + H2O + (H2N)C =>
4 C3H7NO2 + 9 O2 = 8 CO2 + 10 H2O + 4(H2N)C
AlBr3 + AgNO3 = AgBr + Al(NO3)3 =>
AlBr3 + 3 AgNO3 = 3 AgBr + Al(NO3)3
MgSO4*H2O = MgO + H2SO4 =>
MgSO4*H2O = MgO + H2SO4
Pb(NO3)2 + Na2(CrO4) = Pb(CrO4) + NaNO3 =>
Pb(NO3)2 + Na2(CrO4) = Pb(CrO4) + 2 NaNO3
Cr(NO3)3 + K2S + H2O = Cr(OH)3 + H2S + KNO3 =>
2 Cr(NO3)3 + 3 K2S + 6 H2O = 2 Cr(OH)3 + 3 H2S + 6 KNO3
CH3CONH2 + O2 = H2O + CH + NO2 =>
4 CH3CONH2 + 5 O2 = 6 H2O + 8 CH + 4 NO2
CaSO4 + Pb(NO3)2 = Ca(NO3)2 + Pb(SO4) =>
CaSO4 + Pb(NO3)2 = Ca(NO3)2 + Pb(SO4)
Ca + ClO + SO2 + H2O = CaSO4 + HClO =>
Ca + 4 ClO + SO2 + 2 H2O = CaSO4 + 4 HClO
Li + P = Li3P =>
3 Li + P = Li3P
NO3 + Fe3 = Fe(NO3)3 =>
9 NO3 + Fe3 = 3 Fe(NO3)3
C19H4 + O2 = CO2 + H2O =>
C19H4 + 20 O2 = 19 CO2 + 2 H2O
Hg + U3O = Hg2U + UO2 =>
10 Hg + 2 U3O = 5 Hg2U + UO2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Al(NO3)3 + NaHCO3 = Al(HCO3)3 + NaNO3 =>
Al(NO3)3 + 3 NaHCO3 = Al(HCO3)3 + 3 NaNO3
Cr2(SO4)3 + Na(OH) = Cr(OH)3 + Na2SO4 =>
Cr2(SO4)3 + 6 Na(OH) = 2 Cr(OH)3 + 3 Na2SO4
Mg + S = Mg3S =>
3 Mg + S = Mg3S
FeOOH + H = Fe + H2O =>
FeOOH + 3 H = Fe + 2 H2O
C6H5C2H5 + K2Cr2O7 + H2SO4 = C6H5COOH + K2SO4 + CrSO4 + H2O =>
28 C6H5C2H5 + 27 K2Cr2O7 + 81 H2SO4 = 32 C6H5COOH + 27 K2SO4 + 54 CrSO4 + 125 H2O
Cu + HSO4 = CuO + H2O + SO2 =>
3 Cu + 2 HSO4 = 3 CuO + H2O + 2 SO2
H2SO3 + Pb(OH)4 = Pb(HSO3)4 + H2O =>
4 H2SO3 + Pb(OH)4 = Pb(HSO3)4 + 4 H2O
PbO2 + H2SO4 + H = PbSOH4 + H2O =>
PbO2 + H2SO4 + 12 H = PbSOH4 + 5 H2O
NaOH + Zn(CH3COO)2 = Zn(OH)2 + Na2(CH3COO)2 =>
2 NaOH + Zn(CH3COO)2 = Zn(OH)2 + Na2(CH3COO)2
C6H4(CH3)2 + KMnO4 = C6H4COOK + KOH + CO2 + MnO2 =>
5 C6H4(CH3)2 + 41 KMnO4 = 3 C6H4COOK + 38 KOH + 19 CO2 + 41 MnO2
H2O + Fe2{+} + MnO4{-} = Fe{+3} + Mn{+2} + OH{-} =>
4 H2O + Fe2{+} + MnO4{-} = 2 Fe{+3} + Mn{+2} + 8 OH{-}
SiH4 + H2O = H2SiO3 + H{+} + e =>
SiH4 + 3 H2O = H2SiO3 + 8 H{+} + 8e
Hg + CO3 = Hg2(CO3)2 =>
2 Hg + 2 CO3 = Hg2(CO3)2
P4S3 + O2 = SO2 + P4O10 =>
P4S3 + 8 O2 = 3 SO2 + P4O10
Li3PO4 + Zn(NO3)2 = Zn(NO3)2PO4 + Li3 =>
Li3PO4 + Zn(NO3)2 = Zn(NO3)2PO4 + Li3
Cr2O3 + CH3COOH = Cr(CH3COO)3 + H2O =>
Cr2O3 + 6 CH3COOH = 2 Cr(CH3COO)3 + 3 H2O
Fe + H2(SO4) = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2(SO4) = Fe2(SO4)3 + 3 H2
K2SO4 + CaCl2 = KCl(aq) + CaSO4(s) =>
K2SO4 + CaCl2 = 2 KCl(aq) + CaSO4(s)
C2H5NO2 + O2 = CO2 + N + H2O =>
4 C2H5NO2 + 9 O2 = 8 CO2 + 4 N + 10 H2O
Cu + H2SO4 = Cu(SO4)3 + H =>
Cu + 3 H2SO4 = Cu(SO4)3 + 6 H
Fe26 + O8 = Fe7O7 =>
28 Fe26 + 91 O8 = 104 Fe7O7
Bi2O3(s) + HNO3(aq) = Bi(NO3)3(aq) + H2O(l) =>
Bi2O3(s) + 6 HNO3(aq) = 2 Bi(NO3)3(aq) + 3 H2O(l)
[Cu(NH3)4](OH)2 + NaOH = NH3 + Na2[Cu(OH)4] =>
[Cu(NH3)4](OH)2 + 2 NaOH = 4 NH3 + Na2[Cu(OH)4]
SO2 + HMnO4 + H2O = MnO2 + H2SO4 =>
3 SO2 + 2 HMnO4 + 2 H2O = 2 MnO2 + 3 H2SO4
Na2CO3 + H2SO3 = NaHSO3 + CO2 + H2O =>
Na2CO3 + 2 H2SO3 = 2 NaHSO3 + CO2 + H2O
Zn(NO2)2 + H3PO4 = Zn3(PO4)2 + H2O + N2O3 =>
3 Zn(NO2)2 + 2 H3PO4 = Zn3(PO4)2 + 3 H2O + 3 N2O3
Ca2O + H2O = CaOH =>
Ca2O + H2O = 2 CaOH
MnO4{-} + H{+} = MnO2{+} + H2O + O2 =>
2 MnO4{-} + 4 H{+} = 2 MnO2{+} + 2 H2O + O2
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Équations équilibrées sur04/21/25
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