| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Al3 + 9 O2 = 6 Al2O3
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
HCl + CaCO3 = CaCl2 + CO2 + H2O =>
2 HCl + CaCO3 = CaCl2 + CO2 + H2O
LiF + H2O = LiH + F + O =>
2 LiF + H2O = 2 LiH + 2 F + O
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
HCl + CaCO3 = CaCl2 + CO2 + H2O =>
2 HCl + CaCO3 = CaCl2 + CO2 + H2O
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
C6H6O + O2 = CO2 + H2O =>
C6H6O + 7 O2 = 6 CO2 + 3 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
MoS + O2 = MoO3 + SO2 =>
2 MoS + 5 O2 = 2 MoO3 + 2 SO2
K2Cr2O7 + K2SO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 K2SO3 + 4 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 4 H2O
HCl + NaHCO3 = NaCl + CO2 + H2O =>
HCl + NaHCO3 = NaCl + CO2 + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
H2SO3 + CA(OH)2 = CASO3 + H2O =>
H2SO3 + CA(OH)2 = CASO3 + 2 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
H2SO4 + KOH = H2O + K2SO4 =>
H2SO4 + 2 KOH = 2 H2O + K2SO4
NaCl + H2O = NaOH + HCl =>
NaCl + H2O = NaOH + HCl
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
H{+} + (CrO4)2{-} + NO2 = Cr + H2O + NO3 =>
2 H{+} + 2(CrO4)2{-} + 15 NO2 = 4 Cr + H2O + 15 NO3
FeO + HCl = FeCl2 + H2O =>
FeO + 2 HCl = FeCl2 + H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H{+} + (CrO4){-}2 + NO2 = Cr + H2O + NO3 =>
2 H{+} + 2(CrO4){-}2 + 7 NO2 = 2 Cr + H2O + 7 NO3
C5H10 + O2 = CO2 + H20 =>
2 C5H10 + 10 O2 = 10 CO2 + H20
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
H2SO4 + CA(OH)2 = CASO4 + H2O =>
H2SO4 + CA(OH)2 = CASO4 + 2 H2O
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
AlBr3 + Cl2 = Br2 + AlCl3 =>
2 AlBr3 + 3 Cl2 = 3 Br2 + 2 AlCl3
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
Al + F2 = AlF3 =>
2 Al + 3 F2 = 2 AlF3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
H2SO4 + HI = I2 + H2S + H2O =>
H2SO4 + 8 HI = 4 I2 + H2S + 4 H2O
Na2CO3 + H2SO4 = Na2SO4 + H2O + CO2 =>
Na2CO3 + H2SO4 = Na2SO4 + H2O + CO2
H{+} + (CrO4){-}2 + (NO2){-} = (Cr) + H2O + (NO3){-}1 =>
2 H{+} + 2(CrO4){-}2 + 7(NO2){-} = 2(Cr) + H2O + 7(NO3){-}1
H2SO4 + K2O = K2SO4 + H2O =>
H2SO4 + K2O = K2SO4 + H2O
Cr2O3 + Al = Al2O3 + Cr =>
Cr2O3 + 2 Al = Al2O3 + 2 Cr
H{+} + (CrO4){-}2 + (NO2){-} = (Cr)3{+} + H2O + (NO3){-}1 =>
4 H{+} + 3(CrO4){-}2 + 10(NO2){-} = (Cr)3{+} + 2 H2O + 10(NO3){-}1
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
H{+} + (CrO4){-}2 + (NO2){-} = (Cr){+} + H2O + (NO3){-}1 =>
2 H{+} + (CrO4){-}2 + 3(NO2){-} = (Cr){+} + H2O + 3(NO3){-}1
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
H{+} + (CrO4){-}2 + (NO2){-} = (Cr){+} + H2O + (NO3){-}1 =>
2 H{+} + (CrO4){-}2 + 3(NO2){-} = (Cr){+} + H2O + 3(NO3){-}1
PbO + NH3 = Pb + N2 + H2O =>
3 PbO + 2 NH3 = 3 Pb + N2 + 3 H2O
FeCl3(aq) + KOH(aq) = Fe(OH)3(s) + KCl(aq) =>
FeCl3(aq) + 3 KOH(aq) = Fe(OH)3(s) + 3 KCl(aq)
AlCl3 + Pb(NO3)2 = Al(NO3)3 + PbCl2 =>
2 AlCl3 + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 PbCl2
C2H4O + KMNO4 + H2SO4 = C2H4O2 + K2SO4 + MNSO4 + H2O =>
5 C2H4O + 2 KMNO4 + 3 H2SO4 = 5 C2H4O2 + K2SO4 + 2 MNSO4 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/05/15
Équations équilibrées sur10/05/14
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