| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaN3(s) = 3 N2(g) + 2 Na(s)
Al3 + Pb(NO3)2 = Pb + Al2(NO3)3 =>
4 Al3 + 9 Pb(NO3)2 = 9 Pb + 6 Al2(NO3)3
Na2S + HNO3 = Na(NO3) + H2S =>
Na2S + 2 HNO3 = 2 Na(NO3) + H2S
NaMn4O15(H2O)3HCl = MnO2 + NaCl + H2O + O2 =>
4 NaMn4O15(H2O)3HCl = 16 MnO2 + 4 NaCl + 14 H2O + 13 O2
FeS + S8 = FeS9 =>
FeS + S8 = FeS9
Na3AsO3 + Zn + HCl = ZnCl2 + NaCl + AsH3 + H2O =>
Na3AsO3 + 3 Zn + 9 HCl = 3 ZnCl2 + 3 NaCl + AsH3 + 3 H2O
Pa + O2 = PaO5 =>
2 Pa + 5 O2 = 2 PaO5
A + DC = A2D + C4 =>
8 A + 4 DC = 4 A2D + C4
NaNO2 + CH3COOH + KI = I2 + KNO2 + NaCH3COO + H =>
2 NaNO2 + 2 CH3COOH + 2 KI = I2 + 2 KNO2 + 2 NaCH3COO + 2 H
Zn(NO3)2 + Fe = Fe(NO3)3 + Zn =>
3 Zn(NO3)2 + 2 Fe = 2 Fe(NO3)3 + 3 Zn
Au10Cd15Ca25Mg20Si30 + HCl + HNO3 = H2O + HAuCl4 + HCdCl4 + NO + Ca + Mg + Si =>
Au10Cd15Ca25Mg20Si30 + 100 HCl + 25 HNO3 = 50 H2O + 10 HAuCl4 + 15 HCdCl4 + 25 NO + 25 Ca + 20 Mg + 30 Si
SiO + H2O = Si(OH)2 =>
SiO + H2O = Si(OH)2
HCrO4{-} + {-} + H{+} = Cr{+3} + HOH =>
HCrO4{-} + 3e + 7 H{+} = Cr{+3} + 4 HOH
LiPO4 = P4 + Li + O2 =>
4 LiPO4 = P4 + 4 Li + 8 O2
Na2SiO3*9H2O + HCl = H2O + NaCl + SiO2 =>
Na2SiO3*9H2O + 2 HCl = 10 H2O + 2 NaCl + SiO2
LiCl + H3PO4 = LiH2PO4 + HCl =>
LiCl + H3PO4 = LiH2PO4 + HCl
Pt(NH3)4Cl2 + Ag(NH4)HPO4 = Ag(NH4)Cl2 + Pt(NH3)4(HPO4) =>
Pt(NH3)4Cl2 + Ag(NH4)HPO4 = Ag(NH4)Cl2 + Pt(NH3)4(HPO4)
Zn(s) + Al2(SO4)3(aq) = Al(s) + ZnSO4(aq) =>
3 Zn(s) + Al2(SO4)3(aq) = 2 Al(s) + 3 ZnSO4(aq)
C3H5(NO3)3 = N2 + H2O + CO2 + O2 =>
4 C3H5(NO3)3 = 6 N2 + 10 H2O + 12 CO2 + O2
AgNO3 + NH4OH + CH3CHO = Ag + CH3COONH4 + HNO3 =>
2 AgNO3 + NH4OH + CH3CHO = 2 Ag + CH3COONH4 + 2 HNO3
C8H8O4 + Br2 = C8H8O4Br2 =>
C8H8O4 + Br2 = C8H8O4Br2
Na2O2 + NaOH + CrCl3 = Na2CrO4 + NaCl + H2O =>
3 Na2O2 + 4 NaOH + 2 CrCl3 = 2 Na2CrO4 + 6 NaCl + 2 H2O
O2 + NH4 = N2O + H2O =>
5 O2 + 4 NH4 = 2 N2O + 8 H2O
NaHCO3 + O2 = HCO3 + NaO2 =>
NaHCO3 + O2 = HCO3 + NaO2
NaClO + Pb(NO3)2 + H2O = PbO2 + NaCl + HNO3 =>
NaClO + Pb(NO3)2 + H2O = PbO2 + NaCl + 2 HNO3
Sc2O3 + Cu + O2 = ScCuO2 =>
2 Sc2O3 + 4 Cu + O2 = 4 ScCuO2
NH4ClO4 + H2O = HClO4 + NH4OH =>
NH4ClO4 + H2O = HClO4 + NH4OH
Mg2C + H2SO4 = CH4 + MgSO4 =>
Mg2C + 2 H2SO4 = CH4 + 2 MgSO4
Cl2 + ZnI2 = ZnCl2 + I2 =>
Cl2 + ZnI2 = ZnCl2 + I2
CaH2C2O6 + Na2CO3 = NaHCO3 + CaCO3 =>
CaH2C2O6 + Na2CO3 = 2 NaHCO3 + CaCO3
Ba(MnO4)2 + K2S2O3 + H2O = MnO2 + BaSO4 + K2SO4 + KOH =>
4 Ba(MnO4)2 + 3 K2S2O3 + H2O = 8 MnO2 + 4 BaSO4 + 2 K2SO4 + 2 KOH
HCrO4{-} + {-} + H{+} = Cr{+3} + HOH =>
HCrO4{-} + 3e + 7 H{+} = Cr{+3} + 4 HOH
C5H8 + Br2 = C5H8Br4 =>
C5H8 + 2 Br2 = C5H8Br4
L2 + HNO3 = HLO4 + NO + H2O =>
3 L2 + 14 HNO3 = 6 HLO4 + 14 NO + 4 H2O
Bi(OH)3 + KOH + K2S2O8 = KBiO3 + K2SO4 + H2O =>
Bi(OH)3 + 3 KOH + K2S2O8 = KBiO3 + 2 K2SO4 + 3 H2O
NiBr2*6H2O + PPh3 = [NiBr2(PPh3)2] + H2O =>
NiBr2*6H2O + 2 PPh3 = [NiBr2(PPh3)2] + 6 H2O
CaCO3 + NH3 + NaCl + H2O = CaO + NaHCO3 + NH4Cl =>
CaCO3 + NH3 + NaCl + H2O = CaO + NaHCO3 + NH4Cl
I{-} + MnO4{-} + H2O = IO{-} + MnO2 + OH{-} =>
3 I{-} + 2 MnO4{-} + H2O = 3 IO{-} + 2 MnO2 + 2 OH{-}
Cl2 + ZnI2 = ZnCl2 + I2 =>
Cl2 + ZnI2 = ZnCl2 + I2
Mg(CN)2 + SnO2 + O2 = Sn3N4 + MgO + CO2 =>
2 Mg(CN)2 + 3 SnO2 + 2 O2 = Sn3N4 + 2 MgO + 4 CO2
C6H5Br + Na = C12H10 + NaBr =>
2 C6H5Br + 2 Na = C12H10 + 2 NaBr
MnSO4 + NaBrO3 + HNO3 = Mn(NO3)4 + NaBr + H2SO4 + H2O =>
3 MnSO4 + NaBrO3 + 12 HNO3 = 3 Mn(NO3)4 + NaBr + 3 H2SO4 + 3 H2O
H2SO3 + Ca(OH) = Ca2SO3 + H2O =>
H2SO3 + 2 Ca(OH) = Ca2SO3 + 2 H2O
FeCl3 + KSCN = FeKS + CNCl3 =>
FeCl3 + KSCN = FeKS + CNCl3
MgBr2 + KOH = Mg(OH)2 + BrK =>
MgBr2 + 2 KOH = Mg(OH)2 + 2 BrK
Cs3PO4 + NaOH = Na3PO4 + CsOH =>
Cs3PO4 + 3 NaOH = Na3PO4 + 3 CsOH
Zr + N = Zr3N =>
3 Zr + N = Zr3N
MgBr2 + Cl2 = MgCl2 + Br2 =>
MgBr2 + Cl2 = MgCl2 + Br2
NH3 + NaOH = NH4 + NaO =>
NH3 + NaOH = NH4 + NaO
HL + H2O2 = L2 + H2O =>
2 HL + H2O2 = L2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/22/24
Équations équilibrées sur12/22/23
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