| Équations équilibrées la veille |
2 H2CO3 + Ca(OH)2 = 2 H2O + Ca(HCO3)2
HCl(aq) + MnO2(s) = H2O(l) + MnCl2(aq) + Cl2(g) =>
4 HCl(aq) + MnO2(s) = 2 H2O(l) + MnCl2(aq) + Cl2(g)
NH4NO3(s) = N2(g) + H2O(g) + O2(g) =>
2 NH4NO3(s) = 2 N2(g) + 4 H2O(g) + O2(g)
La + I2 = LaI3 =>
2 La + 3 I2 = 2 LaI3
[Cu(NH3)4](OH)2 + (NH4)2SO4 = [Cu(NH3)4]SO4 + NH3 + H2O =>
[Cu(NH3)4](OH)2 + (NH4)2SO4 = [Cu(NH3)4]SO4 + 2 NH3 + 2 H2O
Sn + ZnSO4 = Sn2SO4 + Zn =>
2 Sn + ZnSO4 = Sn2SO4 + Zn
Al2(SO4)3 + K2SO4 = AlK(SO4)2 =>
Al2(SO4)3 + K2SO4 = 2 AlK(SO4)2
PbS{2+} + O2 = PbO{2+} + SO2 =>
2 PbS{2+} + 3 O2 = 2 PbO{2+} + 2 SO2
Fe + HNO3 + H2SO4 = Fe2(SO4)3 + Fe(NO2)3 + H2O =>
4 Fe + 6 HNO3 + 3 H2SO4 = Fe2(SO4)3 + 2 Fe(NO2)3 + 6 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
BaCl2 + H2SO4 = Ba + SO4 + HCl =>
BaCl2 + H2SO4 = Ba + SO4 + 2 HCl
I{-} + MnO4{-} + H{+} + H2O = H5IO6 + MnO2 =>
3 I{-} + 8 MnO4{-} + 11 H{+} + 2 H2O = 3 H5IO6 + 8 MnO2
FeCl2(aq) + Ag3PO4(aq) = Fe3(PO4)2(aq) + AgCl(s) =>
3 FeCl2(aq) + 2 Ag3PO4(aq) = Fe3(PO4)2(aq) + 6 AgCl(s)
CH4 + KMnO4 + H2O = CH4O2 + MnO2 + KOH =>
3 CH4 + 4 KMnO4 + 2 H2O = 3 CH4O2 + 4 MnO2 + 4 KOH
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cl2 + Na2S = S + NaCl =>
Cl2 + Na2S = S + 2 NaCl
CH4 + CH3OH = C2H6O + H2 =>
CH4 + CH3OH = C2H6O + H2
Br2 + S + H2O = HBr + H2SO4 =>
3 Br2 + S + 4 H2O = 6 HBr + H2SO4
Fe2(SO4)3 + Mg(OH)2 = Mg(SO4)3 + Fe2(OH)2 =>
Fe2(SO4)3 + Mg(OH)2 = Mg(SO4)3 + Fe2(OH)2
Fe2S + O = Fe2O + SO2 =>
Fe2S + 3 O = Fe2O + SO2
SiH4 + KMnO4 = MnO2 + SiO2 + H2O + KOH =>
3 SiH4 + 8 KMnO4 = 8 MnO2 + 3 SiO2 + 2 H2O + 8 KOH
HClO3 + Sr(OH)2 = Sr(ClO3)2 + H2O =>
2 HClO3 + Sr(OH)2 = Sr(ClO3)2 + 2 H2O
Mg + HNO3(concentrated) = Mg(NO3)2 + N2 + H2O =>
5 Mg + 12 HNO3(concentrated) = 5 Mg(NO3)2 + N2 + 6 H2O
HCl + Br = BrCl + H =>
HCl + Br = BrCl + H
Ra + HCl = RaCl2 + H2 =>
Ra + 2 HCl = RaCl2 + H2
C5H12O + O2 = CO2 + H2O =>
2 C5H12O + 15 O2 = 10 CO2 + 12 H2O
KI(aq) + Hg(NO3)2(aq) = KNO3(aq) + Hg + I2(s) =>
2 KI(aq) + Hg(NO3)2(aq) = 2 KNO3(aq) + Hg + I2(s)
H2O + N = H + NO =>
H2O + N = 2 H + NO
NH3 + O2 = N + H2O =>
4 NH3 + 3 O2 = 4 N + 6 H2O
C6H12 + NaMnO4 + H2SO4 = C6H10O4 + Na2SO4 + MnSO4 + H2O =>
C6H12 + 2 NaMnO4 + 3 H2SO4 = C6H10O4 + Na2SO4 + 2 MnSO4 + 4 H2O
KMnO4 + C6H12O6 + H2SO4 = CO2 + H2O + K2SO4 + MnSO4 =>
24 KMnO4 + 5 C6H12O6 + 36 H2SO4 = 30 CO2 + 66 H2O + 12 K2SO4 + 24 MnSO4
(a)CH3OH(l) + (b)O2(g) = (c)CO2(g) + (d)H2O(l) =>
2(a)CH3OH(l) + 3(b)O2(g) = 2(c)CO2(g) + 4(d)H2O(l)
ClAg = AgCl =>
ClAg = AgCl
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
HC4H7O2 + H2O = C4H7O2{-} + H3O{+} =>
HC4H7O2 + H2O = C4H7O2{-} + H3O{+}
(NH4)2SO4(s) = NH3(g) + H2SO4(l) =>
(NH4)2SO4(s) = 2 NH3(g) + H2SO4(l)
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
CuO + NH3 + NH4NO3 = Cu(NH3)4(NO3)2 + H2O =>
CuO + 2 NH3 + 2 NH4NO3 = Cu(NH3)4(NO3)2 + H2O
AgNO3 + NaI = AgI(s) + NaNO3(s) =>
AgNO3 + NaI = AgI(s) + NaNO3(s)
NH3COO + NaOH = NH2 + NaCOO + H2O =>
NH3COO + NaOH = NH2 + NaCOO + H2O
Mn(OH)2MgCl2 = Mg(OH)2MnCl2 =>
Mn(OH)2MgCl2 = Mg(OH)2MnCl2
HCl + KMgO4 = MgCl2 + Cl2 + KCl + H2O =>
16 HCl + 2 KMgO4 = 2 MgCl2 + 5 Cl2 + 2 KCl + 8 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
KOH + S = K2S3 + K2S2O3 + H2O =>
6 KOH + 8 S = 2 K2S3 + K2S2O3 + 3 H2O
Br2 + S8 = SBr2 =>
8 Br2 + S8 = 8 SBr2
C12H18O2 + O2 = CO2 + H2O =>
2 C12H18O2 + 31 O2 = 24 CO2 + 18 H2O
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Br2 + H2O + CH4 = HBr + CO2 =>
4 Br2 + 2 H2O + CH4 = 8 HBr + CO2
(NH4)3PO4 + HNO3 = H3PO4 + (NH4)NO3 =>
(NH4)3PO4 + 3 HNO3 = H3PO4 + 3(NH4)NO3
NaHCO3 + SiO2 = Na2SiO3 + H2O + CO2 =>
2 NaHCO3 + SiO2 = Na2SiO3 + H2O + 2 CO2
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Équations équilibrées sur12/10/24
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