| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Hg + N2 = Hg3N2
FeS(s) = Fe(s) + S8(s) =>
8 FeS(s) = 8 Fe(s) + S8(s)
C3H7N + O2 = CO2 + H2O + NO2 =>
4 C3H7N + 23 O2 = 12 CO2 + 14 H2O + 4 NO2
Cl + NH4Br = ClBr + NH4 =>
Cl + NH4Br = ClBr + NH4
NH4Cl + CO2 = HNO3 + C3H6 + Cl2 =>
2 NH4Cl + 3 CO2 = 2 HNO3 + C3H6 + Cl2
C6H5 + KMnO4 + H2SO4 = C6H5CHCOOH + H2O + MnSO4 + K2SO4 =>
40 C6H5 + 22 KMnO4 + 33 H2SO4 = 30 C6H5CHCOOH + 28 H2O + 22 MnSO4 + 11 K2SO4
CH3CH2CH2CH2OH + K2Cr2O7 + H2SO4 = CH3CH2CH2COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3CH2CH2CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3CH2CH2COOH + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
K8 = K =>
K8 = 8 K
Ag(s) + Zn(NO3)2(aq) = Zn(s) + Ag(NO3)(s) =>
2 Ag(s) + Zn(NO3)2(aq) = Zn(s) + 2 Ag(NO3)(s)
MnO4{-} + PbO + H3O{+} = Mn2{+} + PbO2 + H2O =>
4 MnO4{-} + 13 PbO + 6 H3O{+} = 2 Mn2{+} + 13 PbO2 + 9 H2O
HBr + CuO = CuBr2 + H2O =>
2 HBr + CuO = CuBr2 + H2O
C6H12O(l) + O2(g) = CO2(g) + H2O(l) =>
2 C6H12O(l) + 17 O2(g) = 12 CO2(g) + 12 H2O(l)
Al + Sn(ClO3)4 = Al(ClO3)3 + Sn =>
4 Al + 3 Sn(ClO3)4 = 4 Al(ClO3)3 + 3 Sn
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
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
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
K2(SO4) + MgF2 = KF + MgSO4 =>
K2(SO4) + MgF2 = 2 KF + MgSO4
N2 + O2 + Br2 = NOBr =>
N2 + O2 + Br2 = 2 NOBr
Cu + SO4 + NH3 + H2O = Cu2SO4(OH)2 + NH4 =>
2 Cu + SO4 + 2 NH3 + 2 H2O = Cu2SO4(OH)2 + 2 NH4
Ni + N = Ni3N2 =>
3 Ni + 2 N = Ni3N2
[Co(NH3)6]Cl3 + K4[Fe(CN)6] = [Co(NH3)6]Cl2 + K3[Fe(CN)6] + KCl =>
[Co(NH3)6]Cl3 + K4[Fe(CN)6] = [Co(NH3)6]Cl2 + K3[Fe(CN)6] + KCl
Na2O + NaHSO4 = Na2SO4 + H2O =>
Na2O + 2 NaHSO4 = 2 Na2SO4 + H2O
CH3CH2CH2CH2OH + HBr = CH3CH2CH2CH2Br + H2O =>
CH3CH2CH2CH2OH + HBr = CH3CH2CH2CH2Br + H2O
BeCl2 + Na2CO3 + H2O = NaCl + Be(OH)2*BeCO3 + CO2 =>
2 BeCl2 + 2 Na2CO3 + H2O = 4 NaCl + Be(OH)2*BeCO3 + CO2
HOOH = HOH + O2 =>
2 HOOH = 2 HOH + O2
NaHCO3 + C3H4(OH)(COOH)3 = CO2 + H2O + Na2C6H5O7 =>
36 NaHCO3 + 17 C3H4(OH)(COOH)3 = 30 CO2 + 41 H2O + 18 Na2C6H5O7
Al + (Cr)2(O)3 = (Al)2(O)3 + Cr =>
2 Al + (Cr)2(O)3 = (Al)2(O)3 + 2 Cr
K2SO4 + MgCl2 = MgSO4 + KCl =>
K2SO4 + MgCl2 = MgSO4 + 2 KCl
(NH4)2CO3HCl = (NH4)CO3NH4HCl =>
(NH4)2CO3HCl = (NH4)CO3NH4HCl
NaHCO3(s) + H2SO4(aq) = Na2SO4 + H2O(l) + CO2 =>
2 NaHCO3(s) + H2SO4(aq) = Na2SO4 + 2 H2O(l) + 2 CO2
Cs + P4 = Cs3P3 =>
12 Cs + 3 P4 = 4 Cs3P3
Cd(OH)2 + H3AsO4 = Cd3(AsO4)2 + H2O =>
3 Cd(OH)2 + 2 H3AsO4 = Cd3(AsO4)2 + 6 H2O
CaF2 + SO2 + H2SO4 = CaSO4 + SF4 + H2O =>
2 CaF2 + SO2 + 2 H2SO4 = 2 CaSO4 + SF4 + 2 H2O
Cu(s) + H2SO4 = CuSO4 + H2 =>
Cu(s) + H2SO4 = CuSO4 + H2
KMnO4(s) + C3H5(OH)3(l) = K2CO3(s) + Mn2O3 + CO2(g) + H2O =>
14 KMnO4(s) + 4 C3H5(OH)3(l) = 7 K2CO3(s) + 7 Mn2O3 + 5 CO2(g) + 16 H2O
CH3COOH + Fe2 = (CH3COO)3Fe + H =>
6 CH3COOH + Fe2 = 2(CH3COO)3Fe + 6 H
HCOOH + Br02 = COOH + HBr02 =>
HCOOH + Br02 = COOH + HBr02
Zn + HCl = HZn2 + Cl2 =>
4 Zn + 2 HCl = 2 HZn2 + Cl2
[Co(NH3)6]Cl3 + K4[Fe(CN)6] = [Co(NH3)6]Cl2 + K3[Fe(CN)6] + KCl =>
[Co(NH3)6]Cl3 + K4[Fe(CN)6] = [Co(NH3)6]Cl2 + K3[Fe(CN)6] + KCl
S8 + Br2 = SBr2 =>
S8 + 8 Br2 = 8 SBr2
Na2SiO3 + H2O + Fe = Si + NaOH + Fe2O3 =>
3 Na2SiO3 + 3 H2O + 4 Fe = 3 Si + 6 NaOH + 2 Fe2O3
H2CrO4 + BeHPO3 = BeCrO4 + H3PO3 =>
H2CrO4 + BeHPO3 = BeCrO4 + H3PO3
Pb + Cl2 = PbCl2 =>
Pb + Cl2 = PbCl2
Al + (Cr)2(O)3 = (Al)2(O)3 + Cr =>
2 Al + (Cr)2(O)3 = (Al)2(O)3 + 2 Cr
IO3{-} + HSO3{-} + H2O = I{-} + SO4{2-} + H3O{+} =>
IO3{-} + 3 HSO3{-} + 3 H2O = I{-} + 3 SO4{2-} + 3 H3O{+}
Fe(CrO2)2 + Na2CO3 + O2 = Fe2O3 + Na2CrO4 + CO2 =>
4 Fe(CrO2)2 + 8 Na2CO3 + 7 O2 = 2 Fe2O3 + 8 Na2CrO4 + 8 CO2
C2O1H56 + O2 = CO2 + H2O =>
2 C2O1H56 + 31 O2 = 4 CO2 + 56 H2O
CO + LiOH = LiCO + HO =>
CO + LiOH = LiCO + HO
N + O3 = N2O5 =>
6 N + 5 O3 = 3 N2O5
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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