| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KClO3 = 2 KCl + 3 O2
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
SiO2 + C = Si + CO =>
SiO2 + 2 C = Si + 2 CO
K2CO3 + BaCl2 = KCl + BaCO3 =>
K2CO3 + BaCl2 = 2 KCl + BaCO3
Pb + I = PbI =>
Pb + I = PbI
PbNO3 + NaI = NaNO3 + PbI =>
PbNO3 + NaI = NaNO3 + PbI
XeF2 + H2O = Xe + HF + O2 =>
2 XeF2 + 2 H2O = 2 Xe + 4 HF + O2
Cd3(PO4)2 + (NH4)2S = CdS + (NH4)3PO4 =>
Cd3(PO4)2 + 3(NH4)2S = 3 CdS + 2(NH4)3PO4
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
CuSO4 + Zn = Cu + ZnSO4 =>
CuSO4 + Zn = Cu + ZnSO4
Mg(CN)2 + HCl = MgCl + H(CN0)2 =>
Mg(CN)2 + HCl = MgCl + H(CN0)2
Na2CrO4 + KNO3 = K2CrO4 + NaNO3 =>
Na2CrO4 + 2 KNO3 = K2CrO4 + 2 NaNO3
Pb + SO4 = PbSO4 =>
Pb + SO4 = PbSO4
Co(OH)3 + HNO3 = Co(NO3)3 + H2O =>
Co(OH)3 + 3 HNO3 = Co(NO3)3 + 3 H2O
CaF2 + H2SO4 = CaSO4 + HF =>
CaF2 + H2SO4 = CaSO4 + 2 HF
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Mg(CN)2 + HCl = MgCl + H(CN)2 =>
Mg(CN)2 + HCl = MgCl + H(CN)2
Al + CO3 = AlCO3 =>
Al + CO3 = AlCO3
As4O6 + Cl2 + H2O = H3AsO4 + HCl =>
As4O6 + 4 Cl2 + 10 H2O = 4 H3AsO4 + 8 HCl
SnCl4 + AgNO3 = AgCl4 + SnNO3 =>
SnCl4 + AgNO3 = AgCl4 + SnNO3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KBr + H3PO4 = K3PO4 + HBr =>
3 KBr + H3PO4 = K3PO4 + 3 HBr
Al + H2SO4 = Al2(SO4)3 + H2S + H2O =>
8 Al + 15 H2SO4 = 4 Al2(SO4)3 + 3 H2S + 12 H2O
ZnS + AlP = Zn3P2 + Al2S3 =>
3 ZnS + 2 AlP = Zn3P2 + Al2S3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
Al + Br = AlBr =>
Al + Br = AlBr
NaCO3 + H2SO4 = NaSO4 + H2CO3 =>
NaCO3 + H2SO4 = NaSO4 + H2CO3
C6H14 + O2 = CO2 + H20 =>
10 C6H14 + 60 O2 = 60 CO2 + 7 H20
C5H10 + O2 = CO + H2O =>
C5H10 + 5 O2 = 5 CO + 5 H2O
Na2CO3 + H2SO4 = Na2SO4 + H2CO3 =>
Na2CO3 + H2SO4 = Na2SO4 + H2CO3
TiCl4 + Na = NaCl + Ti =>
TiCl4 + 4 Na = 4 NaCl + Ti
SnO2 + C = Sn + CO2 =>
SnO2 + C = Sn + CO2
Al + OH = AlOH =>
Al + OH = AlOH
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
H2 + N3 = NH3 =>
9 H2 + 2 N3 = 6 NH3
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Al(OH)3 + HC2H3O2 = Al(C2H3O2)3 + H2O =>
Al(OH)3 + 3 HC2H3O2 = Al(C2H3O2)3 + 3 H2O
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Al + I = AlI =>
Al + I = AlI
Zn + S8 = ZnS =>
8 Zn + S8 = 8 ZnS
Mg(CN)2 + HCl = MgCl2 + H(CN) =>
Mg(CN)2 + 2 HCl = MgCl2 + 2 H(CN)
Pb + HCl = PbCl4 + H =>
Pb + 4 HCl = PbCl4 + 4 H
Al2(SO4)3 + Ca3(PO4)2 = AlPO4 + CaSO4 =>
Al2(SO4)3 + Ca3(PO4)2 = 2 AlPO4 + 3 CaSO4
K2CO3 = K2O + CO2 =>
K2CO3 = K2O + CO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HCl + Zn = ZnCl + H2 =>
2 HCl + 2 Zn = 2 ZnCl + H2
Al + SO4 = AlSO4 =>
Al + SO4 = AlSO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/04/12
Équations équilibrées sur03/05/11
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