| Équations équilibrées la veille | Équations équilibrées le lendemain |
Al2(SO4)3 + 6 KOH = 2 Al(OH)3 + 3 K2SO4
Te + HNO3 = TeO2 + H2O + NO2 =>
Te + 4 HNO3 = TeO2 + 2 H2O + 4 NO2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
ZnS + HNO3 = H2S + Zn(NO3)2 =>
ZnS + 2 HNO3 = H2S + Zn(NO3)2
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
CuSO4 + Na3PO4 = CuPO4 + Na3SO4 =>
CuSO4 + Na3PO4 = CuPO4 + Na3SO4
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
Ca + AgNO3 = Ca(NO3)2 + Ag =>
Ca + 2 AgNO3 = Ca(NO3)2 + 2 Ag
PbCrO4 + H2SO4 + FeSO4 = Cr2(SO4)3 + Fe2(SO4)3 + H2O + PbSO4 =>
2 PbCrO4 + 8 H2SO4 + 6 FeSO4 = Cr2(SO4)3 + 3 Fe2(SO4)3 + 8 H2O + 2 PbSO4
Ca3(PO4)2 + H2SO4 = H3PO4 + CaSO4 =>
Ca3(PO4)2 + 3 H2SO4 = 2 H3PO4 + 3 CaSO4
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
S2O3{2-} + I2 = I{-} + S4O6{2-} =>
2 S2O3{2-} + I2 = 2 I{-} + S4O6{2-}
Al2(SO4)3 + NH4Br = AlBr3 + (NH4)2SO4 =>
Al2(SO4)3 + 6 NH4Br = 2 AlBr3 + 3(NH4)2SO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
()H2S + ()KOH = ()H2O + ()K2S =>
()H2S + 2()KOH = 2()H2O + ()K2S
(K2)2CO3 + H2SO4 = (K2)2SO4 + H2O + CO2 =>
(K2)2CO3 + H2SO4 = (K2)2SO4 + H2O + CO2
KMnO4 + Na2S2O3 + NaOH = Na2MnO4 + Na2S4O6 + KOH =>
2 KMnO4 + 2 Na2S2O3 + 2 NaOH = 2 Na2MnO4 + Na2S4O6 + 2 KOH
Al + H2SO4 = SO2 + H2O + Al2(SO4)3 =>
2 Al + 6 H2SO4 = 3 SO2 + 6 H2O + Al2(SO4)3
Co + NaOH + H2O = NaCoO2 + H2 =>
2 Co + 2 NaOH + 2 H2O = 2 NaCoO2 + 3 H2
KClO3 + I2 = KIO3 + Cl2 =>
2 KClO3 + I2 = 2 KIO3 + Cl2
Na + F2 = NaF2 =>
Na + F2 = NaF2
KClO3 + H2SO4 + KI = I2 + H2O + KCl + K2SO4 =>
KClO3 + 3 H2SO4 + 6 KI = 3 I2 + 3 H2O + KCl + 3 K2SO4
K2Cr2O7 + KOH = K2CrO4 + H2O =>
K2Cr2O7 + 2 KOH = 2 K2CrO4 + H2O
Cu + SO4 = CuSO4 =>
Cu + SO4 = CuSO4
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
K2CrO4 + H2SO4 = K2Cr2O7 + K2SO4 + H2O =>
2 K2CrO4 + H2SO4 = K2Cr2O7 + K2SO4 + H2O
ClO{-} + I{-} + H{+} = I2 + Cl{-} + H2O =>
ClO{-} + 2 I{-} + 2 H{+} = I2 + Cl{-} + H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C6H12O2 + O2 = CO2 + H2O =>
C6H12O2 + 8 O2 = 6 CO2 + 6 H2O
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
I2 + S2O3{2-} = S4O6{2-} + I{-} =>
I2 + 2 S2O3{2-} = S4O6{2-} + 2 I{-}
NaClO + H2SO4 + KI = I2 + K2SO4 + NaCl + H2O =>
NaClO + H2SO4 + 2 KI = I2 + K2SO4 + NaCl + H2O
()Al + ()O2 = ()Al2O3 =>
4()Al + 3()O2 = 2()Al2O3
Ca + AgNO3 = Ca(NO3)2 + Ag =>
Ca + 2 AgNO3 = Ca(NO3)2 + 2 Ag
Fe + Al2O3 = FeO + Al =>
3 Fe + Al2O3 = 3 FeO + 2 Al
Cr(OH)3 + HI = CrI3 + H2O =>
Cr(OH)3 + 3 HI = CrI3 + 3 H2O
MnO2 + Al = Al2O3 + Mn =>
3 MnO2 + 4 Al = 2 Al2O3 + 3 Mn
Al2O3 + C = Al + CO2 =>
2 Al2O3 + 3 C = 4 Al + 3 CO2
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
FeO + AlPO4 = Fe3(PO4)2 + Al2O3 =>
3 FeO + 2 AlPO4 = Fe3(PO4)2 + Al2O3
Li + CO2 + H2O = LiHCO3 + H2 =>
2 Li + 2 CO2 + 2 H2O = 2 LiHCO3 + H2
Cu + NaOH = Cu(OH)2 + Na =>
Cu + 2 NaOH = Cu(OH)2 + 2 Na
Cl2 + OH{-} = Cl{-} + ClO3{-} + H2O =>
3 Cl2 + 6 OH{-} = 5 Cl{-} + ClO3{-} + 3 H2O
CO + H2 = CH4 + H2O =>
CO + 3 H2 = CH4 + H2O
MnSO4 + PbO2 + H2O = MnO4 + PbSO4 + H2 =>
MnSO4 + PbO2 + 2 H2O = MnO4 + PbSO4 + 2 H2
P4 + HNO3 = H3PO4 + NO2 + H20 =>
5 P4 + 80 HNO3 = 20 H3PO4 + 80 NO2 + H20
Ag{+} + HO{-} = Ag2O + H{+} =>
2 Ag{+} + HO{-} = Ag2O + H{+}
()K2SO4 + ()BaCl2 = ()KCl + BaSO4 =>
()K2SO4 + ()BaCl2 = 2()KCl + BaSO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/13/14
Équations équilibrées sur02/12/13
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