| Équations équilibrées la veille |
Sn + 2 H2O = SnO2 + 2 H2
NO2(g) = N2O4(g) =>
2 NO2(g) = N2O4(g)
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Pb + ZnCl2 = PbCl2 + Zn =>
Pb + ZnCl2 = PbCl2 + Zn
Rb(ClO3) = Rb + ClO3 =>
Rb(ClO3) = Rb + ClO3
C13H8O + NaBH4 = C13H10O + NaB =>
2 C13H8O + NaBH4 = 2 C13H10O + NaB
Fe(NO3)2 + NaBr = FeBr2 + Na(NO3) =>
Fe(NO3)2 + 2 NaBr = FeBr2 + 2 Na(NO3)
C8H8O3 + NaOH + H2SO4 = C4H6O3 + Na2SO4 + CH3OH =>
8 C8H8O3 + 26 NaOH + 13 H2SO4 = 14 C4H6O3 + 13 Na2SO4 + 8 CH3OH
I2 + CaF2 = IF + Ca =>
I2 + CaF2 = 2 IF + Ca
SO2 + Ag = AgS + O2 =>
SO2 + Ag = AgS + O2
I{-} + H2O = IO3{-} + H =>
I{-} + 3 H2O = IO3{-} + 6 H
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe{3+} + Ag = Fe + Ag{+} =>
Fe{3+} + 3 Ag = Fe + 3 Ag{+}
FeS2 + H2O = Fe2O3 + SO4 + H =>
2 FeS2 + 19 H2O = Fe2O3 + 4 SO4 + 38 H
CH4N2O + C2H6O + C12H22O11 = C22H25NO6 + H2O =>
12 CH4N2O + 72 C2H6O + 31 C12H22O11 = 24 C22H25NO6 + 281 H2O
SnSO4 = SnO2 + SO2 =>
SnSO4 = SnO2 + SO2
AgClO3 + SrI2 = AgI + Sr(ClO3)2 =>
2 AgClO3 + SrI2 = 2 AgI + Sr(ClO3)2
Br + HNO3 = HBr + NO3 =>
Br + HNO3 = HBr + NO3
Cr2O7 + Cl{-} + H{+} = Cr + Cl2 + H2O =>
Cr2O7 + 14 Cl{-} + 14 H{+} = 2 Cr + 7 Cl2 + 7 H2O
Cr2O7{2-} + Fe2 + H{+} = Cr3{+} + Fe3{+} + H2O =>
3 Cr2O7{2-} + 51 Fe2 + 42 H{+} = 2 Cr3{+} + 34 Fe3{+} + 21 H2O
Ca + CuF2 = Cu + CaF2 =>
Ca + CuF2 = Cu + CaF2
Zn + Fe(ClO3)3 = Zn(ClO3)2 + Fe =>
3 Zn + 2 Fe(ClO3)3 = 3 Zn(ClO3)2 + 2 Fe
Al + HNO3 = Al(NO3)3 + NO2 + H2O =>
Al + 6 HNO3 = Al(NO3)3 + 3 NO2 + 3 H2O
MnO + CH4 = Mn7C3 + CO + H2 =>
7 MnO + 10 CH4 = Mn7C3 + 7 CO + 20 H2
Mg + HC1 = MgC1 + H2 =>
2 Mg + 2 HC1 = 2 MgC1 + H2
Li2(CO3) + H2SO4 = Li2(SO4) + H2O + CO2 =>
Li2(CO3) + H2SO4 = Li2(SO4) + H2O + CO2
Mg(NO3)2 + Sn = Sn(NO3)4 + Mg =>
2 Mg(NO3)2 + Sn = Sn(NO3)4 + 2 Mg
C4H9NO3(aq) + O2 = CO2 + H2O + CH4N2O =>
2 C4H9NO3(aq) + 8 O2 = 7 CO2 + 7 H2O + CH4N2O
C9H8 + Br2 + H2O = C9H9O + HBr =>
2 C9H8 + Br2 + 2 H2O = 2 C9H9O + 2 HBr
C2H3OCl + O2 = CO + H2O + HCl =>
C2H3OCl + O2 = 2 CO + H2O + HCl
Al2(SO4)3 = Al2O3 + SO3 =>
Al2(SO4)3 = Al2O3 + 3 SO3
C7H17 + O2 = CO2 + H2O =>
4 C7H17 + 45 O2 = 28 CO2 + 34 H2O
Na2SiO3 + CaCO3 = CaSiO3 + CO2 + Na2O =>
Na2SiO3 + CaCO3 = CaSiO3 + CO2 + Na2O
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Sn = Sn{2+} + e =>
Sn = Sn{2+} + 2e
C10H22(g) + O2(g) = CO2 + H2O =>
2 C10H22(g) + 31 O2(g) = 20 CO2 + 22 H2O
C8H17 + O2 = CO + H2O =>
4 C8H17 + 33 O2 = 32 CO + 34 H2O
Fe2(SO4)3 + K(OH) = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 K(OH) = 3 K2SO4 + 2 Fe(OH)3
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
AgNO3 + AlCl3 = AgCl + Al(NO3)3 =>
3 AgNO3 + AlCl3 = 3 AgCl + Al(NO3)3
CuHCO3 = Cu + H2 + C + O2 =>
2 CuHCO3 = 2 Cu + H2 + 2 C + 3 O2
Pd(NO3)2 + H2SO4 = PdSO4 + H2O + NO2 + NO3 =>
Pd(NO3)2 + H2SO4 = PdSO4 + H2O + NO2 + NO3
KI + H2O2 = KOH + I2 =>
2 KI + H2O2 = 2 KOH + I2
NaOH(aq) + HCl(l) = NaCl(s) + H2O(l) =>
NaOH(aq) + HCl(l) = NaCl(s) + H2O(l)
Na2B4O7 + H2SO4 = H2B4O7 + Na2SO4 =>
Na2B4O7 + H2SO4 = H2B4O7 + Na2SO4
NiCl2 + NaOH = Ni(OH)2 + NaCl =>
NiCl2 + 2 NaOH = Ni(OH)2 + 2 NaCl
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
Na3[Cr(OH)6] + Na2O2 = Na2CrO4 + NaOH + H2O =>
2 Na3[Cr(OH)6] + 3 Na2O2 = 2 Na2CrO4 + 8 NaOH + 2 H2O
H2S + HNO2 = H2SO4 + NO + H2O =>
H2S + 8 HNO2 = H2SO4 + 8 NO + 4 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
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Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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