| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na2S2O3 + I2 = 2 Na2I + 2 S2O3
H2O + C6H6 = CO2 + H =>
12 H2O + C6H6 = 6 CO2 + 30 H
C + Fe{2+} = C{+} + Fe =>
2 C + Fe{2+} = 2 C{+} + Fe
C7H6O2N + O2 = CO2 + H2O + NO =>
C7H6O2N + 8 O2 = 7 CO2 + 3 H2O + NO
K3N + Be3(PO4)2 = Be3N2 + K3PO4 =>
2 K3N + Be3(PO4)2 = Be3N2 + 2 K3PO4
HCl + MnO2 = Mn + Cl2 + H2O =>
4 HCl + MnO2 = Mn + 2 Cl2 + 2 H2O
Ca(OH)2 + NH4Cl = CaCl2 + OHNH4 =>
Ca(OH)2 + 2 NH4Cl = CaCl2 + 2 OHNH4
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C2H5OH + C2H5Br = C2H5 + BrOH =>
C2H5OH + C2H5Br = 2 C2H5 + BrOH
FeCr2O4 + Na2CO + O2 = Na2CrO4 + Fe2O3 + CO2 =>
4 FeCr2O4 + 8 Na2CO + 15 O2 = 8 Na2CrO4 + 2 Fe2O3 + 8 CO2
AgI + Fe2(CO3)3 = FeI3 + Ag2CO3 =>
6 AgI + Fe2(CO3)3 = 2 FeI3 + 3 Ag2CO3
Fe(NH3)4 + K4[Fe(CN)6] = Fe[Fe(CN)6] + K + (NH3)4 =>
Fe(NH3)4 + K4[Fe(CN)6] = Fe[Fe(CN)6] + 4 K + (NH3)4
Ca(NO3)2*4H2O + Co(NO3)2*6H2O + C6H10O5 = Ca3Co4O9 + N2 + CO2 + H2O =>
12 Ca(NO3)2*4H2O + 16 Co(NO3)2*6H2O + 11 C6H10O5 = 4 Ca3Co4O9 + 28 N2 + 66 CO2 + 199 H2O
C6H5(l) + O2(g) = H2O(g) + CO2(g) =>
4 C6H5(l) + 29 O2(g) = 10 H2O(g) + 24 CO2(g)
CH4 + NH3 + O2 = H2C5NO2 + H2O =>
20 CH4 + 4 NH3 + 25 O2 = 4 H2C5NO2 + 42 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Na2C2O4 + H2O = Na + HC2O4 + OH =>
Na2C2O4 + H2O = 2 Na + HC2O4 + OH
C3H968 + O2 = CO8 + H2O =>
C3H968 + 254 O2 = 3 CO8 + 484 H2O
CaO + HCOOH = (HCOO)2Ca + H2O =>
CaO + 2 HCOOH = (HCOO)2Ca + H2O
NH3 + NO3 = N2O + H2O =>
10 NH3 + 8 NO3 = 9 N2O + 15 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe(SO3)4 + MnSO4 + HNO3 + CO2 + H2O =>
5 K4Fe(CN)6 + 58 KMnO4 + 156 H2SO4 = 78 KHSO4 + 5 Fe(SO3)4 + 58 MnSO4 + 30 HNO3 + 30 CO2 + 102 H2O
KMnO4 + N2O + H2SO4 = MnSO4 + NO2 + K2SO4 + H2O =>
6 KMnO4 + 5 N2O + 9 H2SO4 = 6 MnSO4 + 10 NO2 + 3 K2SO4 + 9 H2O
H2SO4 + BaNO3 = HNO3 + Ba2SO4 =>
H2SO4 + 2 BaNO3 = 2 HNO3 + Ba2SO4
HIO3 + Sr(OH)2 = Sr(IO3)2 + H2O =>
2 HIO3 + Sr(OH)2 = Sr(IO3)2 + 2 H2O
C10H16ClNO = C10H15NO + ClH =>
C10H16ClNO = C10H15NO + ClH
Ni(s) + NaCl(aq) = Na(s) + NiCl3(aq) =>
Ni(s) + 3 NaCl(aq) = 3 Na(s) + NiCl3(aq)
KI + KMnO4 + H2SO4 = I2 + MnO2 + K2SO4 + H2O =>
6 KI + 2 KMnO4 + 4 H2SO4 = 3 I2 + 2 MnO2 + 4 K2SO4 + 4 H2O
C5H12O2 + O2 = CO2 + H20O =>
10 C5H12O2 + 43 O2 = 50 CO2 + 6 H20O
Cr(OH2) + H + O = Cr(OH)3 =>
Cr(OH2) + H + 2 O = Cr(OH)3
Na2SO4 + CaCO3 + C = Na2CO3 + CO2 + CaS =>
Na2SO4 + CaCO3 + 2 C = Na2CO3 + 2 CO2 + CaS
CaO + P = PO + Ca =>
CaO + P = PO + Ca
Fe(NO3)3 + RbOH = Fe(OH)3 + RbNO3 =>
Fe(NO3)3 + 3 RbOH = Fe(OH)3 + 3 RbNO3
KC + NaCl2 = KCl2 + NaC =>
KC + NaCl2 = KCl2 + NaC
C10H16(limonene) + KMnO4 + H = C10H20O4 + MnO2 + KOH =>
C10H16(limonene) + 4 KMnO4 + 8 H = C10H20O4 + 4 MnO2 + 4 KOH
C2H4O2 + Cu = CuOH + CH =>
C2H4O2 + 2 Cu = 2 CuOH + 2 CH
C8H10N4O2 + I2 + KI + H2SO4 = C8H10N4O2HII4 + KHSO4 =>
C8H10N4O2 + 2 I2 + KI + H2SO4 = C8H10N4O2HII4 + KHSO4
Cr2O3 + Si + CaO = Cr + CaSiO3 =>
2 Cr2O3 + 3 Si + 3 CaO = 4 Cr + 3 CaSiO3
Mn3O4 + CO = Mn + CO2 =>
Mn3O4 + 4 CO = 3 Mn + 4 CO2
Sc + H2 = Sc2H =>
4 Sc + H2 = 2 Sc2H
NH3 + I2 = N2I6 + H2 =>
2 NH3 + 3 I2 = N2I6 + 3 H2
K2Cr2O7 + CH3CH2OH + HCl = KCl + CrCl3 + CH3COOH + H2O =>
2 K2Cr2O7 + 3 CH3CH2OH + 16 HCl = 4 KCl + 4 CrCl3 + 3 CH3COOH + 11 H2O
HI + Fe = FeI2 + H2 =>
2 HI + Fe = FeI2 + H2
H3As04 + Pb(NO3)2 = HNO3 + PbHAs04 =>
H3As04 + Pb(NO3)2 = 2 HNO3 + PbHAs04
K2CrO7 + H2S + H2SO4 = SCr2(SO4)2 + K2SO4 + H2O =>
8 K2CrO7 + 13 H2S + 7 H2SO4 = 4 SCr2(SO4)2 + 8 K2SO4 + 20 H2O
Sn + ZnSO4 = Sn2(SO4) + Zn =>
2 Sn + ZnSO4 = Sn2(SO4) + Zn
C4H8(g) + O2 = CO2(g) + H2O(g) =>
C4H8(g) + 6 O2 = 4 CO2(g) + 4 H2O(g)
FeCl3 + K3Fe(CN)6 = KCl + Fe[Fe(CN)6] =>
FeCl3 + K3Fe(CN)6 = 3 KCl + Fe[Fe(CN)6]
Ba(NO3)2 + Fe2(SO4)3 = BaSO4 + Fe(NO3)3 =>
3 Ba(NO3)2 + Fe2(SO4)3 = 3 BaSO4 + 2 Fe(NO3)3
Cu(NO3)2 + Na3CO3 = CuCO3 + Na3(NO3)2 =>
Cu(NO3)2 + Na3CO3 = CuCO3 + Na3(NO3)2
C10H16 + Cl2(g) = C + HCl =>
C10H16 + 8 Cl2(g) = 10 C + 16 HCl
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