| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Mg + 2 A1N = Mg3N2 + 2 A1
[]SO4 = []O2 + []SO2 =>
[]SO4 = []O2 + []SO2
Sr(C2H3O2)2 + K = (KC2H3O2) + Sr =>
Sr(C2H3O2)2 + 2 K = 2(KC2H3O2) + Sr
Ba(C2H3O3)2 + Li2SO4 = BaSO4 + Li(C2H3O3) =>
Ba(C2H3O3)2 + Li2SO4 = BaSO4 + 2 Li(C2H3O3)
CoS2 + H2O = Co(OH)2 + S2O32{-} + H{+} + e =>
CoS2 + 34 H2O = Co(OH)2 + S2O32{-} + 66 H{+} + 65e
K2Cr2O7 + H2C2O4 + H2SO4 = KHSO4 + Cr2(SO4)3 + CO2 + H2O =>
K2Cr2O7 + 3 H2C2O4 + 5 H2SO4 = 2 KHSO4 + Cr2(SO4)3 + 6 CO2 + 7 H2O
NaCI + H2SO4 = Na2SO4 + HCI =>
2 NaCI + H2SO4 = Na2SO4 + 2 HCI
C6H8O7 + AgNO3 + NaOH = Ag + CO2 + H2O + Na2NO3 =>
C6H8O7 + 9 AgNO3 + 18 NaOH = 9 Ag + 6 CO2 + 13 H2O + 9 Na2NO3
Ni(NO3)2 + KCN = K2[Ni(CN)4] + KNO3 =>
Ni(NO3)2 + 4 KCN = K2[Ni(CN)4] + 2 KNO3
NbI + I2 = NbI5 =>
NbI + 2 I2 = NbI5
HNo3 + Sr(OH)2 = Sr(No3)2 + H2O =>
2 HNo3 + Sr(OH)2 = Sr(No3)2 + 2 H2O
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Hg + O2 = HgO =>
2 Hg + O2 = 2 HgO
K2CrO4(aq) + CuSO4(aq) = K2SO4(s) + CuCrO4(s) =>
K2CrO4(aq) + CuSO4(aq) = K2SO4(s) + CuCrO4(s)
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
H3COOH + NaOH = Na3COOH + H2O =>
H3COOH + 3 NaOH = Na3COOH + 3 H2O
CHO + O2 = CO2 + H2O =>
4 CHO + 3 O2 = 4 CO2 + 2 H2O
RbIAgNO3 = RbNO3AgI =>
RbIAgNO3 = RbNO3AgI
Ca + HS = CaS + H2 =>
2 Ca + 2 HS = 2 CaS + H2
CaCO3 + AlN = Ca3N2 + Al2(CO3)3 =>
3 CaCO3 + 2 AlN = Ca3N2 + Al2(CO3)3
CsNO2 + NH4Br = NH4NO2 + CsBr =>
CsNO2 + NH4Br = NH4NO2 + CsBr
Na2CO3 + HNO3 = CO2 + H2O + NaNO3 =>
Na2CO3 + 2 HNO3 = CO2 + H2O + 2 NaNO3
Ba(s) + HBr(aq) = H + BaBr =>
Ba(s) + HBr(aq) = H + BaBr
CaHPo4 + Ca(OH)2 = Ca3(Po4)2 + H2O =>
2 CaHPo4 + Ca(OH)2 = Ca3(Po4)2 + 2 H2O
NaCO3 + HC2H3O2 = NaC2H3O2 + CO2 + H2O =>
8 NaCO3 + 9 HC2H3O2 = 8 NaC2H3O2 + 10 CO2 + 6 H2O
Ba(OH)2 + KHCO3 = K2CO3 + BaCO3 + H2O =>
Ba(OH)2 + 2 KHCO3 = K2CO3 + BaCO3 + 2 H2O
Al{3+} + PbO4{3-} = AlPbO4 =>
Al{3+} + PbO4{3-} = AlPbO4
Ni(NO3)2 + N2H4 = Ni(N2H4)3(NO3)2 =>
Ni(NO3)2 + 3 N2H4 = Ni(N2H4)3(NO3)2
HNO3 + SO2 + H2O = H2SO4 + NO =>
2 HNO3 + 3 SO2 + 2 H2O = 3 H2SO4 + 2 NO
NaBrO = sodiumbromide + oxygen =>
2 NaBrO = 2 NaBr + O2
Ce(OH)4 + H2O2 = Ce(OOH)(OH)3 + H2O =>
Ce(OH)4 + H2O2 = Ce(OOH)(OH)3 + H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
FeCl3 + ICl + H2O = HIO3 + FeI2 + HCl =>
4 FeCl3 + 13 ICl + 15 H2O = 5 HIO3 + 4 FeI2 + 25 HCl
Na2S + NH4Cl = NaCl + (NH4)2S =>
Na2S + 2 NH4Cl = 2 NaCl + (NH4)2S
Ca3P2 + KMnO4 + H2SO4 = H3PO4 + MnSO4 + K2SO4 + CaO + H2O =>
5 Ca3P2 + 16 KMnO4 + 24 H2SO4 = 10 H3PO4 + 16 MnSO4 + 8 K2SO4 + 15 CaO + 9 H2O
HCHO + Ag(NH3)2OH + OH{-} = HCOO{-} + Ag + NH3 + H2O =>
HCHO + 2 Ag(NH3)2OH + OH{-} = HCOO{-} + 2 Ag + 4 NH3 + 2 H2O
H + H2O = H3O =>
H + H2O = H3O
I = I2 =>
2 I = I2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Fe3O4 + BH3 = FeO + B2O3 + H2O =>
6 Fe3O4 + 2 BH3 = 18 FeO + B2O3 + 3 H2O
C34H8 + O2 = CO2 + H2O =>
C34H8 + 36 O2 = 34 CO2 + 4 H2O
N2H4 + H2SO4 = N2H5{+1)+HSO4{-} =>
N2H4 + H2SO4 = N2H5{+1)+HSO4{-}
Pb + H2SO4 + O2 = PbSO4 + H2O2 =>
Pb + H2SO4 + O2 = PbSO4 + H2O2
FeCl3 + Na4OH = Fe(OH)3 + Na4Cl =>
FeCl3 + 3 Na4OH = Fe(OH)3 + 3 Na4Cl
HgCl2(aq) + KI(aq) = HgI2(s) + KCl(aq) =>
HgCl2(aq) + 2 KI(aq) = HgI2(s) + 2 KCl(aq)
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
MgO(s) + H2O = Mg(OH)2(ac) =>
MgO(s) + H2O = Mg(OH)2(ac)
Cl2 + AgNO3 + H2O = AgCl + AgClO3 + HNO3 =>
3 Cl2 + 6 AgNO3 + 3 H2O = 5 AgCl + AgClO3 + 6 HNO3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/15/24
Équations équilibrées sur11/14/23
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