| Équations équilibrées la veille | Équations équilibrées le lendemain |
40 C6H4(CH3)3 + 122 KMnO4 + 183 H2SO4 = 45 C6H4(COOH)2 + 122 MnSO4 + 61 K2SO4 + 308 H2O
Fe(OH)2 + Na2CrO4 = Fe2O3 + NaCr(OH)4 + NaOH + H2O =>
6 Fe(OH)2 + 2 Na2CrO4 = 3 Fe2O3 + 2 NaCr(OH)4 + 2 NaOH + H2O
ZnF2 + LiOH = Zn(OH)2 + LiF =>
ZnF2 + 2 LiOH = Zn(OH)2 + 2 LiF
TiO2 + Cu = Cu2O + Ti =>
TiO2 + 4 Cu = 2 Cu2O + Ti
K2S + CuCl2 = CuS + KCl =>
K2S + CuCl2 = CuS + 2 KCl
V + H2O = V(OH)3 + H2 =>
2 V + 6 H2O = 2 V(OH)3 + 3 H2
Sb + NaOH = SbOH + Na =>
Sb + NaOH = SbOH + Na
CoCl2 + NaHCO3 = CoCO3 + NaCl + H2O + CO2 =>
CoCl2 + 2 NaHCO3 = CoCO3 + 2 NaCl + H2O + CO2
CU + CO2 + O2 = CUCO3 =>
2 CU + 2 CO2 + O2 = 2 CUCO3
Na + SO3 = NaSO3 =>
Na + SO3 = NaSO3
CO2 + H2SO4 = COSO4 + H2O =>
CO2 + H2SO4 = COSO4 + H2O
Cu(OH)2 + O2 = Cu2O3 + H2O =>
4 Cu(OH)2 + O2 = 2 Cu2O3 + 4 H2O
NO + HCl = NOCl + H2 =>
2 NO + 2 HCl = 2 NOCl + H2
Pb + NaOH = Pb(NaOH)2 =>
Pb + 2 NaOH = Pb(NaOH)2
ZnI2 + H2O = ZnO + HI =>
ZnI2 + H2O = ZnO + 2 HI
C2H5NO2 = CH4N2O + CH3COOH =>
4 C2H5NO2 = 2 CH4N2O + 3 CH3COOH
SiF4 + KOH = H2O + KF + SiO2 =>
SiF4 + 4 KOH = 2 H2O + 4 KF + SiO2
NH4OH(aq) = NH3(aq) + H2O(l) =>
NH4OH(aq) = NH3(aq) + H2O(l)
BaSO4 = BaO + SO3 =>
BaSO4 = BaO + SO3
MnSO4 + KIO3 + KOH = MnO2 + I2 + K2SO4 + H2O =>
5 MnSO4 + 2 KIO3 + 8 KOH = 5 MnO2 + I2 + 5 K2SO4 + 4 H2O
K2S + Cu(NO3)2 = CuS + KNO3 =>
K2S + Cu(NO3)2 = CuS + 2 KNO3
NaOCl + HCl = NaCl2 + HO =>
NaOCl + HCl = NaCl2 + HO
(COOH)2*2H2O + NaOH = (COONa)2 + H2O =>
(COOH)2*2H2O + 2 NaOH = (COONa)2 + 4 H2O
Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2
Fe + H{+} + ClO4{-} = Fe{+2} + Cl2 + H2O =>
7 Fe + 16 H{+} + 2 ClO4{-} = 7 Fe{+2} + Cl2 + 8 H2O
H2Te + NaOH = Na2Te + H2O =>
H2Te + 2 NaOH = Na2Te + 2 H2O
KIO3 + HCl = KI + Cl2 + H2O =>
KIO3 + 6 HCl = KI + 3 Cl2 + 3 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
PbO + Li = Li2O + Pb =>
PbO + 2 Li = Li2O + Pb
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
CH4(g) + H2S(g) = CS2(g) + H2(g) =>
CH4(g) + 2 H2S(g) = CS2(g) + 4 H2(g)
Pt(s) + F2(g) = PtF4(i) =>
Pt(s) + 2 F2(g) = PtF4(i)
K2HPO4 + KOH = K3PO4 + H2O =>
K2HPO4 + KOH = K3PO4 + H2O
NaOH + Ca(OH)2 = CaNa(OH)3 =>
NaOH + Ca(OH)2 = CaNa(OH)3
FeCl3 + HCl = FeH3 + Cl2 =>
FeCl3 + 3 HCl = FeH3 + 3 Cl2
MnSO4 + NaOH + O2 = MnO2 + Na2SO4 + OH =>
MnSO4 + 2 NaOH + O2 = MnO2 + Na2SO4 + 2 OH
Sn(NO3)4 + K2SO3 = Sn(SO3)2 + KNO3 =>
Sn(NO3)4 + 2 K2SO3 = Sn(SO3)2 + 4 KNO3
Ni(NO3)2 + NaHCO3 = NiHCO3 + Na(NO3)2 =>
Ni(NO3)2 + NaHCO3 = NiHCO3 + Na(NO3)2
Na + C = Na2C2 =>
2 Na + 2 C = Na2C2
AgNO3 + FeCl3 = AgCl + Fe(NO3)3 =>
3 AgNO3 + FeCl3 = 3 AgCl + Fe(NO3)3
Ti + MoO3 = TiO2 + Mo =>
3 Ti + 2 MoO3 = 3 TiO2 + 2 Mo
SO2 + KMnO4 = SO4 + Mn + K =>
2 SO2 + KMnO4 = 2 SO4 + Mn + K
Na2S + HC2H3O2 = Na2HC2 + SH3O2 =>
Na2S + HC2H3O2 = Na2HC2 + SH3O2
SiO2 + H2O = Si(OH)4 =>
SiO2 + 2 H2O = Si(OH)4
H2S + Ca(OH)2 = H2O + CaS =>
H2S + Ca(OH)2 = 2 H2O + CaS
Co + N = Co3N2 =>
3 Co + 2 N = Co3N2
K2Cr2O7 + C3H7OH + H2SO4 = K2SO4 + Cr2(SO4)3 + C3H6O2 + H2O =>
2 K2Cr2O7 + 3 C3H7OH + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 3 C3H6O2 + 11 H2O
PbCrO4 + KI + HCl = PbCl2 + CrCl3 + KCl + I2 + H2O =>
2 PbCrO4 + 6 KI + 16 HCl = 2 PbCl2 + 2 CrCl3 + 6 KCl + 3 I2 + 8 H2O
ICl3 + NaBr = NaCl + Br2 + I2 =>
2 ICl3 + 6 NaBr = 6 NaCl + 3 Br2 + I2
C6H5OH + Br2 = C6H2Br3OH + HBr =>
C6H5OH + 3 Br2 = C6H2Br3OH + 3 HBr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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