| Équations équilibrées la veille | Équations équilibrées le lendemain |
14 KMnO4 + 4 C3H5(OH)3 = 7 Mn2O3 + 5 CO2 + 7 K2CO3 + 16 H2O
KNO3 + Al + KOH + H2O = NH3 + KAlO2 =>
3 KNO3 + 8 Al + 5 KOH + 2 H2O = 3 NH3 + 8 KAlO2
FeSO4 + KNO3 + KOH + H2O = Fe(OH)3 + K2SO4 + NO =>
3 FeSO4 + KNO3 + 5 KOH + 2 H2O = 3 Fe(OH)3 + 3 K2SO4 + NO
Na + CaCO3 = Na2CO3 + Ca =>
2 Na + CaCO3 = Na2CO3 + Ca
Cu(NO3)2(aq) + Na2Cr2O7 = CuCr2O7(s) + NaNO3(aq) =>
Cu(NO3)2(aq) + Na2Cr2O7 = CuCr2O7(s) + 2 NaNO3(aq)
Al + H2O = AlH3 + OH =>
Al + 3 H2O = AlH3 + 3 OH
OCl{-} + S2O3{2-} = SO4{-} + Cl{-} =>
5 OCl{-} + S2O3{2-} = 2 SO4{-} + 5 Cl{-}
KNO2 + H2SO4 = K2SO4 + NO2 + NO + H2O =>
2 KNO2 + H2SO4 = K2SO4 + NO2 + NO + H2O
Zn + KOH + H2O = K2[Zn(OH)4] + H2 =>
Zn + 2 KOH + 2 H2O = K2[Zn(OH)4] + H2
VO{2+} + H + H2SO4 = V{3+} + SO4{2-} + H2O =>
2 VO{2+} + 2 H + H2SO4 = 2 V{3+} + SO4{2-} + 2 H2O
KI + H2O2 = K2O2 + HI =>
2 KI + H2O2 = K2O2 + 2 HI
N2H6SO4 + CuCl2 + NaOH = N2 + CuCl + NaCl + Na2SO4 + H2O =>
N2H6SO4 + 4 CuCl2 + 6 NaOH = N2 + 4 CuCl + 4 NaCl + Na2SO4 + 6 H2O
K2Cr2O7 + HI + HClO4 = CrClO4 + KClO4 + I2 + H2O =>
K2Cr2O7 + 10 HI + 4 HClO4 = 2 CrClO4 + 2 KClO4 + 5 I2 + 7 H2O
Cu{+} + ClO2{-} + H2O = Cu(OH)3 + Cl{-} + H{+} =>
2 Cu{+} + ClO2{-} + 4 H2O = 2 Cu(OH)3 + Cl{-} + 2 H{+}
KOH + SO2 + MnO4 = K2SO4 + MnO2 + H2O =>
4 KOH + 2 SO2 + MnO4 = 2 K2SO4 + MnO2 + 2 H2O
HI + CaS = H2S + CaI + I2 =>
4 HI + 2 CaS = 2 H2S + 2 CaI + I2
CH3COOH + H2O = C3COO + H3O =>
2 CH3COOH + 2 H2O = C3COO + 4 H3O
CrO + H2SO4 = Cr(SO4)3 + H2O + SO2 =>
CrO + 5 H2SO4 = Cr(SO4)3 + 5 H2O + 2 SO2
Mg + CH3COO = Mg(CH3COO)2 =>
Mg + 2 CH3COO = Mg(CH3COO)2
Zn + ClO + H = Zn(OH)2 + Cl2 =>
Zn + 2 ClO + 2 H = Zn(OH)2 + Cl2
Sr(OH)2 + HCl = SrCl + H + O =>
Sr(OH)2 + HCl = SrCl + 3 H + 2 O
Mg + HNO3 = Mg(NO3)2 + NH4NO3 + H2OH =>
11 Mg + 26 HNO3 = 11 Mg(NO3)2 + 2 NH4NO3 + 6 H2OH
CaCO3 + HBrO3 = Ca(BrO3)2 + H2O + CO2 =>
CaCO3 + 2 HBrO3 = Ca(BrO3)2 + H2O + CO2
Na2 + HCl = NaCl + H2 =>
Na2 + 2 HCl = 2 NaCl + H2
LiO = OLi =>
LiO = OLi
H2SO4 + PbCl2 = HCl + PbSO4 =>
H2SO4 + PbCl2 = 2 HCl + PbSO4
Pb + HNO3 + HCl = PbCl2 + NO + H2O =>
3 Pb + 2 HNO3 + 6 HCl = 3 PbCl2 + 2 NO + 4 H2O
Pb = Pb13000000000000 =>
13000000000000 Pb = Pb13000000000000
Te + H2 = H2Te2 =>
2 Te + H2 = H2Te2
Al(NO3)3 + Ca(CN)2 = Al(CN)3 + Ca(NO3)2 =>
2 Al(NO3)3 + 3 Ca(CN)2 = 2 Al(CN)3 + 3 Ca(NO3)2
Pb2 + S = PbS =>
Pb2 + 2 S = 2 PbS
Cl2(g) + NaBr(aq) = NaCl(aq) + Br2(l) =>
Cl2(g) + 2 NaBr(aq) = 2 NaCl(aq) + Br2(l)
Co(NO3)2 + Na3PO4 = CoPO4 + Na + NO3 =>
Co(NO3)2 + Na3PO4 = CoPO4 + 3 Na + 2 NO3
Zn + NO3{-} + H2O = Zn{2+} + NH3 + OH{-} =>
4 Zn + NO3{-} + 6 H2O = 4 Zn{2+} + NH3 + 9 OH{-}
Cs(s) + HCl(aq) = CsCl2(aq) + H2(g) =>
Cs(s) + 2 HCl(aq) = CsCl2(aq) + H2(g)
CH4 + Cl4 = CCl4 + H2Cl =>
2 CH4 + 3 Cl4 = 2 CCl4 + 4 H2Cl
Na2[SiF6] + NaOH = NaF + Na2SiO3 + H2O =>
Na2[SiF6] + 6 NaOH = 6 NaF + Na2SiO3 + 3 H2O
Fe2S3 + H2SO4 = FeSO4 + H2S + S =>
Fe2S3 + 2 H2SO4 = 2 FeSO4 + 2 H2S + S
HNO3 + AgOH = AgNO3 + HOH =>
HNO3 + AgOH = AgNO3 + HOH
Na2S2O3 + H2SO4 = Na2SO4 + SO2 + H2O =>
Na2S2O3 + 3 H2SO4 = Na2SO4 + 4 SO2 + 3 H2O
C3H601 + O2 = CO2 + H2O =>
4 C3H601 + 613 O2 = 12 CO2 + 1202 H2O
CrO7{2-} + SO3{2-} + OH{+} = Cr{3+} + SO4{2-} + H2O =>
2 CrO7{2-} + 19 SO3{2-} + 10 OH{+} = 2 Cr{3+} + 19 SO4{2-} + 5 H2O
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
Si6Cl + H2O = SiO2 + HCl + H =>
Si6Cl + 12 H2O = 6 SiO2 + HCl + 23 H
Al + Ba(OH)2 = Ba3(AlO3)2 + H2 =>
2 Al + 3 Ba(OH)2 = Ba3(AlO3)2 + 3 H2
Cr{3+} + Cl{-} = Cr{+} + Cl2 =>
Cr{3+} + 2 Cl{-} = Cr{+} + Cl2
CaBr2 + Na2(CO3) = CaCO3 + NaBr =>
CaBr2 + Na2(CO3) = CaCO3 + 2 NaBr
C6H5NO2 + H2O = C6H6 + HNO3 =>
C6H5NO2 + H2O = C6H6 + HNO3
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
H2S + SO2 = S8 + H2O =>
16 H2S + 8 SO2 = 3 S8 + 16 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/11/24
Équations équilibrées sur08/10/23
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