| Équations équilibrées la veille | Équations équilibrées le lendemain |
HCOOH + H2SO4 = CO + H2SO4*H2O
MgCl2 + Pb(NO3)2 = Mg(NO3)2 + PbCl2 =>
MgCl2 + Pb(NO3)2 = Mg(NO3)2 + PbCl2
MnCO3 + HI = MnI2 + H2CO3 =>
MnCO3 + 2 HI = MnI2 + H2CO3
CaS2 + Cl2 = CaCl2 + SCl2 =>
CaS2 + 3 Cl2 = CaCl2 + 2 SCl2
H5IO6 + I2 = IO3{-} + H{+} + H2O =>
5 H5IO6 + I2 = 7 IO3{-} + 7 H{+} + 9 H2O
C5H12 = C5H8 + H2 =>
C5H12 = C5H8 + 2 H2
NaCN + H2SO4 = Na2SO4 + HCN =>
2 NaCN + H2SO4 = Na2SO4 + 2 HCN
HCl(aq) + Na2O(aq) = NaCl(aq) + H2O =>
2 HCl(aq) + Na2O(aq) = 2 NaCl(aq) + H2O
C3H8O3 + H2 = C2H6O2 =>
2 C3H8O3 + H2 = 3 C2H6O2
Ba(HCO3)2 + HCl = BaCl2 + H2O + CO2 =>
Ba(HCO3)2 + 2 HCl = BaCl2 + 2 H2O + 2 CO2
Fe(NO3)3 + KI = FeI3 + KNO3 =>
Fe(NO3)3 + 3 KI = FeI3 + 3 KNO3
KI + O3 = KO3 + I2 =>
2 KI + 2 O3 = 2 KO3 + I2
Na2SO3 + HCl = NaCl + H2O + SO2 =>
Na2SO3 + 2 HCl = 2 NaCl + H2O + SO2
AgN3 = Ag + N3 =>
AgN3 = Ag + N3
K2SO3 + H2SO4 = K2SO4 + H2SO3 =>
K2SO3 + H2SO4 = K2SO4 + H2SO3
Fe2(CO3)3 + CH3COOH = Fe(CH3COOH)3 + CO2 + H2O =>
4 Fe2(CO3)3 + 27 CH3COOH = 8 Fe(CH3COOH)3 + 18 CO2 + 6 H2O
CaCO3 + HCH3CO2 = Ca(CH3CO2)2 + H2O + CO2 =>
CaCO3 + 2 HCH3CO2 = Ca(CH3CO2)2 + H2O + CO2
KMnO4 + HBr = MnBr2 + KBr + H2O + Br2 =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 2 KBr + 8 H2O + 5 Br2
N2O3 + H2O = HNO3 + NO =>
3 N2O3 + H2O = 2 HNO3 + 4 NO
SO2 + HNO3 = H2SO4 + NO2 =>
SO2 + 2 HNO3 = H2SO4 + 2 NO2
Ba(OH)2 + Na2CO3 = BaCO3 + Na2(OH)2 =>
Ba(OH)2 + Na2CO3 = BaCO3 + Na2(OH)2
H3PO4 + OH{-} = PO4{3-} + H2O =>
H3PO4 + 3 OH{-} = PO4{3-} + 3 H2O
K3[Fe(CN)6] + HCl = KCl + H3[Fe(CN)6] =>
K3[Fe(CN)6] + 3 HCl = 3 KCl + H3[Fe(CN)6]
Fe(s) + CuNO3 = Cu(s) + Fe(NO3)2 =>
Fe(s) + 2 CuNO3 = 2 Cu(s) + Fe(NO3)2
N2O5 + H3PO3 = HNO3 + P2O3 =>
3 N2O5 + 2 H3PO3 = 6 HNO3 + P2O3
Cu(s) + HCl(l) = CuCl2 + H2 =>
Cu(s) + 2 HCl(l) = CuCl2 + H2
C21H30O2 + O2 = CO2 + H2O =>
2 C21H30O2 + 55 O2 = 42 CO2 + 30 H2O
HCl + CaO = CaOHCl =>
HCl + CaO = CaOHCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
MgO + MgCl2 + H2O = Mg(OH)2*MgCl2*8H2O =>
MgO + MgCl2 + 9 H2O = Mg(OH)2*MgCl2*8H2O
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
MgO + N2 = Mg3N2 + O =>
3 MgO + N2 = Mg3N2 + 3 O
NiSO4(aq) + Na3PO4(aq) = Ni3(PO4)2 + Na2SO4 =>
3 NiSO4(aq) + 2 Na3PO4(aq) = Ni3(PO4)2 + 3 Na2SO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
AsCl3(aq) + H2S(aq) = As2S3(s) + HCl =>
2 AsCl3(aq) + 3 H2S(aq) = As2S3(s) + 6 HCl
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Ca(OH)2 + Al + H2O = CaAl2(OH)8 + H =>
Ca(OH)2 + 2 Al + 6 H2O = CaAl2(OH)8 + 6 H
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Co(NO3)2 + NaOH = Co(OH)2 + Na(NO3) =>
Co(NO3)2 + 2 NaOH = Co(OH)2 + 2 Na(NO3)
Zn(NO3)2 + LiCl = ZnCl2 + Li(NO3) =>
Zn(NO3)2 + 2 LiCl = ZnCl2 + 2 Li(NO3)
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
P4(s) + Cl(g) = PCl(l) =>
P4(s) + 4 Cl(g) = 4 PCl(l)
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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