| Équations équilibrées la veille |
ZnCl2 + 4 KOH = K2[Zn(OH)4] + 2 KCl
H2SO4 + K2HPO4 = H2HPO4 + K2SO4 =>
H2SO4 + K2HPO4 = H2HPO4 + K2SO4
Ag + H2S + O2 = Ag2S + H2O =>
4 Ag + 2 H2S + O2 = 2 Ag2S + 2 H2O
H + Cl + O = HClO =>
H + Cl + O = HClO
H2S + PbF2 = HF + PbS =>
H2S + PbF2 = 2 HF + PbS
Mg(s) + Cl2(g) = MgCl2 =>
Mg(s) + Cl2(g) = MgCl2
PbCl2 + CO + H2O = CO2 + Pb + HCl =>
PbCl2 + CO + H2O = CO2 + Pb + 2 HCl
Li3PO4 + CoCl2 = Li3Cl2 + Co(PO4) =>
Li3PO4 + CoCl2 = Li3Cl2 + Co(PO4)
C7H7OH + Na = C7H7ONa + H2 =>
2 C7H7OH + 2 Na = 2 C7H7ONa + H2
MnO4{2-} + H2O = MnO4{-} + MnO2 + OH{-} =>
3 MnO4{2-} + 2 H2O = 2 MnO4{-} + MnO2 + 4 OH{-}
NaBH(s) + HSO(aq) = BH(g) + H(g) + NaSO(aq) =>
NaBH(s) + HSO(aq) = BH(g) + H(g) + NaSO(aq)
NCl3 + H2O = HOCl + NH3 =>
NCl3 + 3 H2O = 3 HOCl + NH3
SO2 + H2O + MnO4{-} = Mn{2+} + H{+} + SO4{2-} =>
5 SO2 + 2 H2O + 2 MnO4{-} = 2 Mn{2+} + 4 H{+} + 5 SO4{2-}
KClO3 + Zn + NaOH + H2O = Na2[Zn(OH)4] + KCl =>
KClO3 + 3 Zn + 6 NaOH + 3 H2O = 3 Na2[Zn(OH)4] + KCl
ClH + Al = Cl3Al + H2 =>
6 ClH + 2 Al = 2 Cl3Al + 3 H2
(NH4)2Cr2O7 = NH3 + H2O + Cr2O3 + O2 =>
2(NH4)2Cr2O7 = 4 NH3 + 2 H2O + 2 Cr2O3 + 3 O2
Na2(CO3) + Pb(NO3)4 = NaNO3 + Pb2(CO3)4 =>
4 Na2(CO3) + 2 Pb(NO3)4 = 8 NaNO3 + Pb2(CO3)4
Fe(OH)3 + CaO = Ca(OH)2 + Fe2O3 =>
2 Fe(OH)3 + 3 CaO = 3 Ca(OH)2 + Fe2O3
Li + PB(No3)4 = PB + Li(No3) =>
4 Li + PB(No3)4 = PB + 4 Li(No3)
CrSO3 = CrO + SO2 =>
CrSO3 = CrO + SO2
KAsO2 + I2 + KHCO3 = K3AsO4 + KI + CO2 + H2O =>
KAsO2 + I2 + 4 KHCO3 = K3AsO4 + 2 KI + 4 CO2 + 2 H2O
K3[SbCl6] + KI = KCl + SbI3 =>
K3[SbCl6] + 3 KI = 6 KCl + SbI3
KMnO4 + K2S + H2O = KOH + MnO2 + KSO4 =>
3 KMnO4 + K2S + 2 H2O = 4 KOH + 3 MnO2 + KSO4
Cr(MnO4)3 + Fe2S3 + NaHCO3 = Na2CrO4 + FeO + MnO2 + CO2 + NaSO4 + H2O =>
25 Cr(MnO4)3 + 6 Fe2S3 + 68 NaHCO3 = 25 Na2CrO4 + 12 FeO + 75 MnO2 + 68 CO2 + 18 NaSO4 + 34 H2O
C2H5COOH + Cu2O = C2H5COOCu + H2O =>
2 C2H5COOH + Cu2O = 2 C2H5COOCu + H2O
Na2CrO4 + H2SO4 = Na2Cr2O7 + Na2SO4 + H2O =>
2 Na2CrO4 + H2SO4 = Na2Cr2O7 + Na2SO4 + H2O
HBO2 + Cr(OH)3 = H2O + Cr2B2O6 =>
2 HBO2 + 2 Cr(OH)3 = 4 H2O + Cr2B2O6
NaCl + AgN{3} = AgCl + NaN{3} =>
NaCl + AgN{3} = AgCl + NaN{3}
HCl(g) + CaCO3(g) = CaCl2(g) + H2O(g) + CO2(g) =>
2 HCl(g) + CaCO3(g) = CaCl2(g) + H2O(g) + CO2(g)
SCl4 + C17H35COOH = C17H35COCl + SO2 + HCl =>
SCl4 + 2 C17H35COOH = 2 C17H35COCl + SO2 + 2 HCl
KMnO4 + H2S = MnO2 + S + KOH + H2O =>
2 KMnO4 + 3 H2S = 2 MnO2 + 3 S + 2 KOH + 2 H2O
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
SO4 + Pb(NO3)2 = PbSO4 + NO3 =>
SO4 + Pb(NO3)2 = PbSO4 + 2 NO3
Ga2O3 + Al = AlGa2 + O =>
Ga2O3 + Al = AlGa2 + 3 O
Na + Ar = Na2Ar =>
2 Na + Ar = Na2Ar
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
LiF + Cl = LiCl + F =>
LiF + Cl = LiCl + F
Hg(ClO4)2 + K = KClO4 + Hg =>
Hg(ClO4)2 + 2 K = 2 KClO4 + Hg
CuBr2 + PbNO3 = CuNO3 + PbBr2 =>
CuBr2 + PbNO3 = CuNO3 + PbBr2
Al(s) + S8(s) = Al2S8 =>
2 Al(s) + S8(s) = Al2S8
F + U = FU =>
F + U = FU
Al + OH{-} + H2O = [Al(OH)4]{-]+H2 =>
2 Al + 2 OH{-} + 6 H2O = 2[Al(OH)4]{-]+3H2
Br + H2 = HBr =>
2 Br + H2 = 2 HBr
Cr2O3 + Ba(OH)2 + H2O = Ba3(Cr(OH)6)2 =>
Cr2O3 + 3 Ba(OH)2 + 3 H2O = Ba3(Cr(OH)6)2
CO3Na + CH3COOH = CH3COONa + CO2 + H2O =>
8 CO3Na + 9 CH3COOH = 8 CH3COONa + 10 CO2 + 6 H2O
PhCH2 + H2SO4 + KMnO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
2 PhCH2 + 3 H2SO4 + 2 KMnO4 = 2 PhCOOH + K2SO4 + 2 MnSO4 + 4 H2O
Mg + Li3N = Li + Mg3N2 =>
3 Mg + 2 Li3N = 6 Li + Mg3N2
Mg + N3 = Mg3N2 =>
9 Mg + 2 N3 = 3 Mg3N2
Br + I = BrI =>
Br + I = BrI
Cl2 + SO22{-} + H2O = SO42{-} + Cl{-} + H{+} =>
20 Cl2 + SO22{-} + 20 H2O = SO42{-} + 40 Cl{-} + 40 H{+}
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