| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Na + HCl = NaCl + H2 =>
2 Na + 2 HCl = 2 NaCl + H2
KMnO4 + HBr = KBr + Br2 + MnBr2 + H2O =>
2 KMnO4 + 16 HBr = 2 KBr + 5 Br2 + 2 MnBr2 + 8 H2O
Ni(CH3COO)2 + K4Fe(CN)6 = Ni4(Fe(CN)6)3 + K + CH3COO =>
4 Ni(CH3COO)2 + 3 K4Fe(CN)6 = Ni4(Fe(CN)6)3 + 12 K + 8 CH3COO
Ni + HBr = NiBr3 + H2 =>
2 Ni + 6 HBr = 2 NiBr3 + 3 H2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Ni(CH3COO)2 + KSCN = Ni(SCN)2 + CH3COO + K =>
Ni(CH3COO)2 + 2 KSCN = Ni(SCN)2 + 2 CH3COO + 2 K
MnS + HNO3 = MnSO4 + NO2 + H2O =>
MnS + 8 HNO3 = MnSO4 + 8 NO2 + 4 H2O
Cu + HCl = CuCl + H =>
Cu + HCl = CuCl + H
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
KNO3 + AL + KOH + H20 = NH3 + KALO2 =>
10 KNO3 + 20 AL + 10 KOH + H20 = 10 NH3 + 20 KALO2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Fe + H2SO4 = FeSO4 + H2 =>
Fe + H2SO4 = FeSO4 + H2
HCl + NaHCO3 = NaCl + H2O + CO2 =>
HCl + NaHCO3 = NaCl + H2O + CO2
Fe2 + H2SO4 = FeSO4 + H2 =>
Fe2 + 2 H2SO4 = 2 FeSO4 + 2 H2
Ni + HBr = NiBr3 + H2^ =>
2 Ni + 6 HBr = 2 NiBr3 + 3 H2^
C5H12 + O2 = CO2 + H20 =>
5 C5H12 + 25 O2 = 25 CO2 + 3 H20
CuSO4 + Al = Cu + Al2(SO4)3 =>
3 CuSO4 + 2 Al = 3 Cu + Al2(SO4)3
Ni + HBr = NiBr3 + H2 =>
2 Ni + 6 HBr = 2 NiBr3 + 3 H2
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Ni + HBr = NiBr3 + H2^ =>
2 Ni + 6 HBr = 2 NiBr3 + 3 H2^
H2SO4 + Pb(NO3)2 = HNO3 + PbSO4 =>
H2SO4 + Pb(NO3)2 = 2 HNO3 + PbSO4
CaO + P4O10 = Ca3(PO4)2 =>
6 CaO + P4O10 = 2 Ca3(PO4)2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NaNO3 + HI = NaI + HNO3 =>
NaNO3 + HI = NaI + HNO3
Fe3O4 + KMnO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + MnSO4 + H2O =>
10 Fe3O4 + 2 KMnO4 + 48 H2SO4 = 15 Fe2(SO4)3 + K2SO4 + 2 MnSO4 + 48 H2O
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Mg + HNO3 = Mg(NO3)2 + NH4NO3 + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + NH4NO3 + 3 H2O
C7H17 + O2 = CO2 + H2O =>
4 C7H17 + 45 O2 = 28 CO2 + 34 H2O
C14H28 + H2SO4 = C14H28SO3 + H2O =>
C14H28 + H2SO4 = C14H28SO3 + H2O
Na2SO4 + C = Na2S + CO2 =>
Na2SO4 + 2 C = Na2S + 2 CO2
AlCl3 + AgNO3 = AgCl + Al(NO3)3 =>
AlCl3 + 3 AgNO3 = 3 AgCl + Al(NO3)3
MnO + KClO3 + KOH = K2MnO4 + KCl + H2O =>
3 MnO + 2 KClO3 + 6 KOH = 3 K2MnO4 + 2 KCl + 3 H2O
IrCl3 + Ca(OH)2 = Ir2O3 + HCl + CaCl2 =>
4 IrCl3 + 3 Ca(OH)2 = 2 Ir2O3 + 6 HCl + 3 CaCl2
AL + Cl2 = ALCl2 =>
AL + Cl2 = ALCl2
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
HClO2 = HCl + O2 =>
HClO2 = HCl + O2
S + O2 = SO2 =>
S + O2 = SO2
C4H8 + Br2 = C4H8Br2 =>
C4H8 + Br2 = C4H8Br2
H2C2O4 + CACl2 = CAC2O4 + HCl =>
H2C2O4 + CACl2 = CAC2O4 + 2 HCl
HJO3 + HNO2 = HJ + HNO3 =>
HJO3 + 3 HNO2 = HJ + 3 HNO3
H2SO4 + Mg(OH)2 = MgSO4 + H2O =>
H2SO4 + Mg(OH)2 = MgSO4 + 2 H2O
CaCl2 + NaHCO3 = CaCO3 + NaCl + HCl =>
CaCl2 + NaHCO3 = CaCO3 + NaCl + HCl
CO2 + H2 = CH4 + H2O =>
CO2 + 4 H2 = CH4 + 2 H2O
K2Cr2O7 + KI + H2SO4 = Cr2(SO4)2 + K2SO4 + H2O + I2 =>
K2Cr2O7 + 8 KI + 7 H2SO4 = Cr2(SO4)2 + 5 K2SO4 + 7 H2O + 4 I2
IO3{-} + N2H4 + HCl = N2 + ICl2{-} + H2O =>
IO3{-} + N2H4 + 2 HCl = N2 + ICl2{-} + 3 H2O
Zn3N2 + (NH4)2S = ZnS + (NH4)3N =>
Zn3N2 + 3(NH4)2S = 3 ZnS + 2(NH4)3N
Na3PO4 + ZnSO4 = Na2SO4 + Zn3(PO4)2 =>
2 Na3PO4 + 3 ZnSO4 = 3 Na2SO4 + Zn3(PO4)2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/21/14
Équations équilibrées sur05/21/13
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