| Équations équilibrées la veille | Équations équilibrées le lendemain |
PCl5 + 4 H2O = 5 HCl + H3PO4
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Cu(NO3)2 + NH4OH + Na2HPO4 = Cu(OH)2 + NaNO3 + (NH4)2HPO4 =>
Cu(NO3)2 + 2 NH4OH + Na2HPO4 = Cu(OH)2 + 2 NaNO3 + (NH4)2HPO4
HClO + C = H2O + CO2 + Cl2 =>
4 HClO + C = 2 H2O + CO2 + 2 Cl2
H2S + CO2 = C6H12O6 + S + H2O =>
12 H2S + 6 CO2 = C6H12O6 + 12 S + 6 H2O
Rb2CO3 + NaOH = RbOH + Na2CO3 =>
Rb2CO3 + 2 NaOH = 2 RbOH + Na2CO3
MaSO4 + KMaO4 + H2O = MaO2 + K2SO4 + H2SO4 =>
3 MaSO4 + 2 KMaO4 + 2 H2O = 5 MaO2 + K2SO4 + 2 H2SO4
NaHSO2 + NaOH = Na2SO2 + H2O =>
NaHSO2 + NaOH = Na2SO2 + H2O
CuCl2 + NaBH4 + NaOH = Cu2O + NaCl + BH3 + H2O =>
2 CuCl2 + NaBH4 + 3 NaOH = Cu2O + 4 NaCl + BH3 + 2 H2O
Li4SiO4 + Li2CO3 = Li8SiO6 + CO2 =>
Li4SiO4 + 2 Li2CO3 = Li8SiO6 + 2 CO2
P4O6(s) + H2O(l) = HPO2(aq) =>
P4O6(s) + 2 H2O(l) = 4 HPO2(aq)
Ni + HNO3 + HCl = NiCl2 + NO2 + H2O =>
Ni + 2 HNO3 + 2 HCl = NiCl2 + 2 NO2 + 2 H2O
UO3 + HF = UOF4 + H2O =>
UO3 + 4 HF = UOF4 + 2 H2O
HI + Ra(OH)2 = RaI2 + H2O =>
2 HI + Ra(OH)2 = RaI2 + 2 H2O
(CH3COO)2Ca = CaCO3 + (CH3)2CO =>
(CH3COO)2Ca = CaCO3 + (CH3)2CO
Na3CrO4 + NaI + H2SO4 = Cr2(SO4)3 + I2 + Na2SO4 + H2O =>
2 Na3CrO4 + 4 NaI + 8 H2SO4 = Cr2(SO4)3 + 2 I2 + 5 Na2SO4 + 8 H2O
SiO2 + SrCO3 + MgO = Sr2MgSi2O7 + CO2 =>
2 SiO2 + 2 SrCO3 + MgO = Sr2MgSi2O7 + 2 CO2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
Al2(SO4)3 + H3PO4 = AlPO4 + H2SO4 =>
Al2(SO4)3 + 2 H3PO4 = 2 AlPO4 + 3 H2SO4
ZnF2 + Cr2O3 = ZnO + CrF3 =>
3 ZnF2 + Cr2O3 = 3 ZnO + 2 CrF3
C2H5COOH + Ca = (C2H5COO)2Ca + H2 =>
2 C2H5COOH + Ca = (C2H5COO)2Ca + H2
H2SO4 + Al(OH)3 + K2SO4 = Al2(SO4)3 + K2SO4H2O =>
3 H2SO4 + 2 Al(OH)3 + 6 K2SO4 = Al2(SO4)3 + 6 K2SO4H2O
Li2S + H2O = LiOH + H2S =>
Li2S + 2 H2O = 2 LiOH + H2S
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
Cr2O7{2-} + S8 + H2O = SO2 + Cr{3+} + OH{-} =>
16 Cr2O7{2-} + 3 S8 + 64 H2O = 24 SO2 + 32 Cr{3+} + 128 OH{-}
NaAlO2 + Na2SiO3*5H2O = Na12(AlO2)12(SiO2)12*27H2O + NaOH + H2O =>
12 NaAlO2 + 12 Na2SiO3*5H2O = Na12(AlO2)12(SiO2)12*27H2O + 24 NaOH + 21 H2O
C6H5COH + K2Cr2O7 + H2SO4 = C6H5COOH + H2O + K2SO4 + Cr2(SO4)3 =>
3 C6H5COH + K2Cr2O7 + 4 H2SO4 = 3 C6H5COOH + 4 H2O + K2SO4 + Cr2(SO4)3
KHSO4 + NaCl = K2SO4 + NaHSO4 + HCl =>
2 KHSO4 + NaCl = K2SO4 + NaHSO4 + HCl
Na(s) + H2O = H2 + NaOH =>
2 Na(s) + 2 H2O = H2 + 2 NaOH
NaCl + CH3COOPb = PbCl + CH3COONa =>
NaCl + CH3COOPb = PbCl + CH3COONa
PbCl2 + KCH3CO2 = Pb(CH3CO2)2 + KCl =>
PbCl2 + 2 KCH3CO2 = Pb(CH3CO2)2 + 2 KCl
H + C = H2C =>
2 H + C = H2C
H2O + Cr + Fe{3+} = CrO4{2-} + Fe{2+} + H{+} =>
4 H2O + Cr + 6 Fe{3+} = CrO4{2-} + 6 Fe{2+} + 8 H{+}
Fe(SO4)2 + Ba(OH)2 = Fe(OH)2 + Ba(SO4)2 =>
Fe(SO4)2 + Ba(OH)2 = Fe(OH)2 + Ba(SO4)2
Na2B4O7*10H2O = Na2O + B2O3 + H2O =>
Na2B4O7*10H2O = Na2O + 2 B2O3 + 10 H2O
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
AB = A + B = =>
AB = A + B
Na2SO3 + NaOH + KMnO4 = NaMnO4 + K2MnO4 + Na2SO4 + H2O =>
Na2SO3 + 2 NaOH + 4 KMnO4 = 2 NaMnO4 + 2 K2MnO4 + Na2SO4 + H2O
A + Be + C + D4 + E5 = ABeCDE =>
20 A + 20 Be + 20 C + 5 D4 + 4 E5 = 20 ABeCDE
H2SO4(ac)Sr(OH)2 = SrSO4 + H2O =>
H2SO4(ac)Sr(OH)2 = SrSO4 + 2 H2O
Cu{2+}(SO4) + Al = Al{2+}(S04)3 + Cu =>
Cu{2+}(SO4) + Al = Al{2+}(S04)3 + Cu
KClO + HCl = Cl + KCl + HO =>
KClO + HCl = Cl + KCl + HO
Hg(NO3)2 + NH3*H2O = Hg + NH4NO3 + H2O =>
4 Hg(NO3)2 + 10 NH3*H2O = 4 Hg + 9 NH4NO3 + 7 H2O
Ag2O2 + HNO3 = O2 + AgNO3 + H2O =>
2 Ag2O2 + 4 HNO3 = O2 + 4 AgNO3 + 2 H2O
P4 + O2 + NaOH = Na2PO4 + H2O =>
P4 + 6 O2 + 8 NaOH = 4 Na2PO4 + 4 H2O
C132983H211861N36149O40883S693 = C132983H211860N36149O40883S693 + H =>
C132983H211861N36149O40883S693 = C132983H211860N36149O40883S693 + H
Cu2CO3(OH)2 = Cu + CO2 + H2O + O2 =>
Cu2CO3(OH)2 = 2 Cu + CO2 + H2O + O2
Cr(OH)3 + H2O2{+} + OH{-} = [Cr(OH)6] =>
Cr(OH)3 + H2O2{+} + OH{-} = [Cr(OH)6]
C5H12(g) + O2(g) = CO2(g) + H2O(g) =>
C5H12(g) + 8 O2(g) = 5 CO2(g) + 6 H2O(g)
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Équations équilibrées sur04/21/25
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