| Équations équilibrées la veille | Équations équilibrées le lendemain |
AlSO4 + KCrO = AlCrO + KSO4
NiSO4(aq) + NH4OH(aq) = Ni(OH)2 + (NH4)2SO4 =>
NiSO4(aq) + 2 NH4OH(aq) = Ni(OH)2 + (NH4)2SO4
NO + C3H5O3{-} = N2O + HCO3{-} + H{+} =>
12 NO + C3H5O3{-} = 6 N2O + 3 HCO3{-} + 2 H{+}
Al3 + Fe2O3 = Al2Fe3 + O2 =>
8 Al3 + 18 Fe2O3 = 12 Al2Fe3 + 27 O2
HC1 + AgNO3 = AgC1 + NHO3 =>
HC1 + AgNO3 = AgC1 + NHO3
Ca + N = Ca4N =>
4 Ca + N = Ca4N
S + H(NO3) = H2(SO4) + NO2 + H2O =>
S + 6 H(NO3) = H2(SO4) + 6 NO2 + 2 H2O
Na2CO3 = Na2O + CO2 =>
Na2CO3 = Na2O + CO2
MnO4{-} + H{+} + I{-} = Mn{2+} + I2 + OH{-} =>
2 MnO4{-} + 8 H{+} + 10 I{-} = 2 Mn{2+} + 5 I2 + 8 OH{-}
C12H22CaO14 + (NH4)2C2O4 = CaC2O4 + NH4C6H11O7 =>
C12H22CaO14 + (NH4)2C2O4 = CaC2O4 + 2 NH4C6H11O7
Na + Sn(SO4) = Na2(SO4) + Sn =>
2 Na + Sn(SO4) = Na2(SO4) + Sn
C2H4 + KMnO4 + H202 = C2H4(OH)2 + MnO2 + KOH =>
101 C2H4 + 202 KMnO4 + 2 H202 = 101 C2H4(OH)2 + 202 MnO2 + 202 KOH
butane + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C12H22O11 + CO2 = C6H8O7 + H2O =>
3 C12H22O11 + 12 CO2 = 8 C6H8O7 + H2O
C135H96O9N5 + O2 = CO2 + H2O + NO2 =>
2 C135H96O9N5 + 319 O2 = 270 CO2 + 96 H2O + 10 NO2
HXeO4 + H2O = Xe + OH =>
HXeO4 + 3 H2O = Xe + 7 OH
(CH3CO)2O + CH3CH2CH2NH2 = CH3CONHCH2CH2CH3 + CH3COOH =>
(CH3CO)2O + CH3CH2CH2NH2 = CH3CONHCH2CH2CH3 + CH3COOH
Cr + ClO4{-} + OH{-}{+} = Cr2O7{-2} + Cl2 + H2O =>
14 Cr + 12 ClO4{-} + 2 OH{-}{+} = 7 Cr2O7{-2} + 6 Cl2 + H2O
C12H22O11 + NaNO3 = Na2CO3 + CO2 + N2 + H2O =>
5 C12H22O11 + 48 NaNO3 = 24 Na2CO3 + 36 CO2 + 24 N2 + 55 H2O
Na2SO4 + KMnO4 = K2SO4 + Na(MnO4) =>
Na2SO4 + 2 KMnO4 = K2SO4 + 2 Na(MnO4)
CH3OH + Cr2O7{-2} + H{+} = CH3COOH + Cr{+3} + H2O =>
6 CH3OH + 2 Cr2O7{-2} + 16 H{+} = 3 CH3COOH + 4 Cr{+3} + 14 H2O
Cu + NNO3{-} + H{+} = NO + Cu{2+} + H2O =>
Cu + 2 NNO3{-} + 4 H{+} = 4 NO + Cu{2+} + 2 H2O
NaH + NH3 = NaN + H =>
NaH + NH3 = NaN + 4 H
Cl2Mg + Na2HPO4 = ClNa + MgHPO4 =>
Cl2Mg + Na2HPO4 = 2 ClNa + MgHPO4
SB(OH)5 + Re(C2O4)3 = SB(C2O4)3 + Re(OH)5 =>
SB(OH)5 + Re(C2O4)3 = SB(C2O4)3 + Re(OH)5
Na2O + NaOH = NaO2 + NaH =>
Na2O + 3 NaOH = 2 NaO2 + 3 NaH
NaBr(aq) + HCl(aq) = HBr + NaCl =>
NaBr(aq) + HCl(aq) = HBr + NaCl
BaCl2 + NiS = NiCl2 + BaS =>
BaCl2 + NiS = NiCl2 + BaS
FeTiO4 = Fe2O3 + TiO2 + O2(g) =>
4 FeTiO4 = 2 Fe2O3 + 4 TiO2 + O2(g)
CuCl + Na2S2O5 = Cu2S + NaCl + SO3 + O2 =>
2 CuCl + Na2S2O5 = Cu2S + 2 NaCl + SO3 + O2
C13H18O2 + HNO3 = CO2 + NO2 + H2O =>
C13H18O2 + 66 HNO3 = 13 CO2 + 66 NO2 + 42 H2O
NH3 + H2SO4 = H2O + NO2 + H3SO =>
NH3 + H2SO4 = H2O + NO2 + H3SO
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
NH3(aq) + CuSO4(aq) + H2O = Cu(OH)2 + (NH4)2SO4 =>
2 NH3(aq) + CuSO4(aq) + 2 H2O = Cu(OH)2 + (NH4)2SO4
Na2SO4(aq) + NaOH = NaSO4 + Na2OH =>
Na2SO4(aq) + NaOH = NaSO4 + Na2OH
BCl3 + O2 = B2O3 + Cl =>
4 BCl3 + 3 O2 = 2 B2O3 + 12 Cl
CaO + SO2 + O2 = CaSO4 = =>
2 CaO + 2 SO2 + O2 = 2 CaSO4
CH2O2 + H2O = CHO2 + H3O =>
CH2O2 + H2O = CHO2 + H3O
N2Cl4 + H4C = CCl4 + N + H =>
N2Cl4 + H4C = CCl4 + 2 N + 4 H
H2SO3 + H2O = SO3{2-} + H3O{+}redox =>
H2SO3 + 2 H2O = SO3{2-} + 2 H3O{+}redox
Zn + FeCl3 = ZnCl2 + Fe =>
3 Zn + 2 FeCl3 = 3 ZnCl2 + 2 Fe
HCl + NaClO = ClO2 + NaCl + H2O =>
2 HCl + 5 NaClO = 2 ClO2 + 5 NaCl + H2O
Zn(s) + Pb(aq) = ZnPb =>
Zn(s) + Pb(aq) = ZnPb
CH3CH2OH + Cu2O3 = CH3CHO + Cu + H2O =>
3 CH3CH2OH + Cu2O3 = 3 CH3CHO + 2 Cu + 3 H2O
SO2(g) + H2O + O2 = H2SO4(l) =>
2 SO2(g) + 2 H2O + O2 = 2 H2SO4(l)
BaCl + K2CO3 = K2Cl + BaCO3 =>
BaCl + K2CO3 = K2Cl + BaCO3
H + NaOH = H2O + Na2 =>
2 H + 2 NaOH = 2 H2O + Na2
CuSO4 + Na2CO3 + H2O = (Cu(OH))2CO3 + Na2SO4 + CO2 =>
2 CuSO4 + 2 Na2CO3 + H2O = (Cu(OH))2CO3 + 2 Na2SO4 + CO2
Pb(NO3)2(aq) + NH4OH(aq) = Pb(OH)2(s) + NH4NO3(aq) =>
Pb(NO3)2(aq) + 2 NH4OH(aq) = Pb(OH)2(s) + 2 NH4NO3(aq)
H2O + Na = (NaOH) + H =>
H2O + Na = (NaOH) + H
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Équations équilibrées sur01/29/25
Équations équilibrées sur02/28/24
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