| Équations équilibrées la veille | Équations équilibrées le lendemain |
S + OH = SOH
HNO3(aq) + Cu(s) = Cu(NO3)2 + NO2(g) + H2O(l) =>
4 HNO3(aq) + Cu(s) = Cu(NO3)2 + 2 NO2(g) + 2 H2O(l)
H3PO4 + (NH2)2CO + H2O = NH4H2PO4 + CO2 =>
2 H3PO4 + (NH2)2CO + H2O = 2 NH4H2PO4 + CO2
HCOOH + Ag2S = HCOOAg + H2S =>
2 HCOOH + Ag2S = 2 HCOOAg + H2S
FeAsS + HNO3 = Fe(NO3)3 + H3AsO4 + H2SO4 + NO2 + H2O =>
FeAsS + 17 HNO3 = Fe(NO3)3 + H3AsO4 + H2SO4 + 14 NO2 + 6 H2O
Cu(NO3)2 + KCN = KNO3 + Cu(CN)2 =>
Cu(NO3)2 + 2 KCN = 2 KNO3 + Cu(CN)2
Na2S = Na2 + S2 =>
2 Na2S = 2 Na2 + S2
MnS2 = Mn + S =>
MnS2 = Mn + 2 S
AgNO3(aq) + K3PO4(aq) = Ag3PO4 + KNO3 =>
3 AgNO3(aq) + K3PO4(aq) = Ag3PO4 + 3 KNO3
P6 + Br2 = PBr3 =>
P6 + 9 Br2 = 6 PBr3
C6H5COH + KMnO4 + KOH = C6H5COOK + K2MnO4 + H2O =>
C6H5COH + 2 KMnO4 + 3 KOH = C6H5COOK + 2 K2MnO4 + 2 H2O
PF5(g) + H2O(l) = HF(aq) + H3PO4(aq) =>
PF5(g) + 4 H2O(l) = 5 HF(aq) + H3PO4(aq)
Sn + Hg(NO3)2 = Sn(NO3) + Hg =>
2 Sn + Hg(NO3)2 = 2 Sn(NO3) + Hg
C3H6Cl2 + H2O = C3H8O2 + HCl =>
C3H6Cl2 + 2 H2O = C3H8O2 + 2 HCl
KAlO2 + MgCl2 = Al2MgO4 + KCl =>
2 KAlO2 + MgCl2 = Al2MgO4 + 2 KCl
Pb4 + S = PbS =>
Pb4 + 4 S = 4 PbS
MgO + HCl = Mg + Cl2 + H2O =>
MgO + 2 HCl = Mg + Cl2 + H2O
[(NH3)5Cr(OH)Cr(NH3)5]Cl5 + NaOH = [Cr(OH)(NH3)5]Cl2 + NaCl =>
[(NH3)5Cr(OH)Cr(NH3)5]Cl5 + NaOH = 2[Cr(OH)(NH3)5]Cl2 + NaCl
Al4C3 + FeS2 + HNO3 = Al2(SO4)3 + Fe2(SO4)3 + NO + CO2 + H2O =>
Al4C3 + 12 FeS2 + 68 HNO3 = 2 Al2(SO4)3 + 6 Fe2(SO4)3 + 68 NO + 3 CO2 + 34 H2O
MgO + C = Mg + CO2 =>
2 MgO + C = 2 Mg + CO2
NaBr + CaOH{2} = CaBr{2} + NaOH =>
NaBr + CaOH{2} = CaBr{2} + NaOH
C6H12N4 + HNO3 = C3H6N6O6 + CH2(ONO2)2 + NH4NO3 + H2O =>
C6H12N4 + 10 HNO3 = C3H6N6O6 + 3 CH2(ONO2)2 + NH4NO3 + 3 H2O
Cr3 + NaNO2 = Na + CrNO2 =>
Cr3 + 3 NaNO2 = 3 Na + 3 CrNO2
Mg(OH)2 + FeO = MgO + Fe2O3 + H2 =>
Mg(OH)2 + 2 FeO = MgO + Fe2O3 + H2
MnCl2 + KOH = MnCl2KOH =>
MnCl2 + KOH = MnCl2KOH
Pb + Na2S = Pb(Na2S)2 =>
Pb + 2 Na2S = Pb(Na2S)2
Ca[OH]2 + HCl = CaCl2 + H2O =>
Ca[OH]2 + 2 HCl = CaCl2 + 2 H2O
MnO4{-2} + H2O = MnO4{-} + MnO2 + OH{-} =>
3 MnO4{-2} + 2 H2O = 2 MnO4{-} + MnO2 + 4 OH{-}
MgO + C = Mg + CO =>
MgO + C = Mg + CO
CaF2(s) + H2SO4 = CaSO4(s) + HF(g) =>
CaF2(s) + H2SO4 = CaSO4(s) + 2 HF(g)
HClO + HBrO = HCl + HBrO3 =>
2 HClO + HBrO = 2 HCl + HBrO3
LiOH(aq) + MgCO3(s) = Li2CO3 + Mg(OH)2 =>
2 LiOH(aq) + MgCO3(s) = Li2CO3 + Mg(OH)2
B2O3(s) + HF(g) = BF3 + H2O =>
B2O3(s) + 6 HF(g) = 2 BF3 + 3 H2O
NaI(aq) + Cl2 = NaCl(aq) + I2 =>
2 NaI(aq) + Cl2 = 2 NaCl(aq) + I2
MgO + C = Mg + CO2 =>
2 MgO + C = 2 Mg + CO2
HNO3 + HN3 = NH4 + NO3 =>
11 HNO3 + HN3 = 3 NH4 + 11 NO3
Co(IO3)2 + Fe2(OOCCOO)3 = CoOOCCOO + Fe(IO3)3 =>
3 Co(IO3)2 + Fe2(OOCCOO)3 = 3 CoOOCCOO + 2 Fe(IO3)3
AlBr3 + H2CO3 = Al2(CO3)3 + HBr =>
2 AlBr3 + 3 H2CO3 = Al2(CO3)3 + 6 HBr
MgCl2 + NaNO3 = Mg(NO3)2 + NaCl =>
MgCl2 + 2 NaNO3 = Mg(NO3)2 + 2 NaCl
(NH4)3PO4(aq) + CuCl2(aq) = NH4Cl(aq) + Cu3(PO4)2(aq) =>
2(NH4)3PO4(aq) + 3 CuCl2(aq) = 6 NH4Cl(aq) + Cu3(PO4)2(aq)
COCl2 = Cl + CO =>
COCl2 = 2 Cl + CO
BaCO3 + HI = BaI2 + CO2 + H2O =>
BaCO3 + 2 HI = BaI2 + CO2 + H2O
Fe(No3)2 + KOH = Fe(OH)2 + KNo3 =>
Fe(No3)2 + 2 KOH = Fe(OH)2 + 2 KNo3
PbO2 + H2SO4 = PbSO4 + H2O2 =>
PbO2 + H2SO4 = PbSO4 + H2O2
LiI + Br2 = LiBr2 + I2 =>
2 LiI + 2 Br2 = 2 LiBr2 + I2
Bi + O3 = BiO3 =>
Bi + O3 = BiO3
H2SO4 + NaHCO3 = Na2SO4 + CO2 + H2O =>
H2SO4 + 2 NaHCO3 = Na2SO4 + 2 CO2 + 2 H2O
Li2O + ZnO = Li4ZnO3 =>
2 Li2O + ZnO = Li4ZnO3
HNO3 + HN3 = NH4 + NO3 =>
11 HNO3 + HN3 = 3 NH4 + 11 NO3
HSO3{-}2 + H2O = H3O + SO3{-} =>
HSO3{-}2 + H2O = H3O + SO3{-}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/24
Équations équilibrées sur11/23/23
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