| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na2O2 + 2 H2O = 4 NaOH + O2
Li + H2SO4 = Li2SO4 + H2 =>
2 Li + H2SO4 = Li2SO4 + H2
C + H2O = CO + H2 =>
C + H2O = CO + H2
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
Mg + H2SO4 = Mg2(SO4)2 + H2 =>
2 Mg + 2 H2SO4 = Mg2(SO4)2 + 2 H2
Na + H2SO4 = NaSO4 + H2S + H2O =>
4 Na + 5 H2SO4 = 4 NaSO4 + H2S + 4 H2O
Ba + S8 = BaS =>
8 Ba + S8 = 8 BaS
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Al + H2SO4 = Al2(SO4)2 + H2 =>
2 Al + 2 H2SO4 = Al2(SO4)2 + 2 H2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
NO + H2O + O2 = HNO3 =>
4 NO + 2 H2O + 3 O2 = 4 HNO3
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
Fe + H2SO4 = Fe2(SO4)2 + H2 =>
2 Fe + 2 H2SO4 = Fe2(SO4)2 + 2 H2
NaN3 = N2 + Na =>
2 NaN3 = 3 N2 + 2 Na
Ca3(PO4)2 + SiO2 = P4O10 + CaSiO3 =>
2 Ca3(PO4)2 + 6 SiO2 = P4O10 + 6 CaSiO3
Br2 + NaCl = Cl2 + NaBr =>
Br2 + 2 NaCl = Cl2 + 2 NaBr
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Fe + H2SO4 = FeSO4 + H2 =>
Fe + H2SO4 = FeSO4 + H2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Na + H2SO4 = Na2SO4 + H2S + H2O =>
8 Na + 5 H2SO4 = 4 Na2SO4 + H2S + 4 H2O
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
FeCl2(aq) + NaOH(aq) = Fe(OH)2(s) + NaCl(aq) =>
FeCl2(aq) + 2 NaOH(aq) = Fe(OH)2(s) + 2 NaCl(aq)
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
CaOH + HNO3 = CaNO3 + H2O =>
CaOH + HNO3 = CaNO3 + H2O
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
KOH + HNO3 = KNO3 + H2O =>
KOH + HNO3 = KNO3 + H2O
C0 + H3PO4 = P2O3 + CO2 + H2O =>
C0 + 2 H3PO4 = P2O3 + CO2 + 3 H2O
O3 = O2 =>
2 O3 = 3 O2
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
S + HNO3 = H2SO4 + H2O + NO2 =>
S + 6 HNO3 = H2SO4 + 2 H2O + 6 NO2
MnO4{-} + S{2-} + H2O = Mn{2+} + S + OH{-} =>
2 MnO4{-} + 5 S{2-} + 8 H2O = 2 Mn{2+} + 5 S + 16 OH{-}
Ca(OH)2(aq) + H3PO4(aq) = Ca3(PO4)2(s) + H2O(l) =>
3 Ca(OH)2(aq) + 2 H3PO4(aq) = Ca3(PO4)2(s) + 6 H2O(l)
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Cl2 + NaOH = NaClO + NaCl + H2O =>
Cl2 + 2 NaOH = NaClO + NaCl + H2O
NaCl + Ag2SO4 = Na2SO4 + AgCl =>
2 NaCl + Ag2SO4 = Na2SO4 + 2 AgCl
K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + O2 =>
2 K2Cr2O7 + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 8 H2O + 3 O2
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 6 Cl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
KI + K3[Fe(CN)6] = K4[Fe(CN)6] + I2 =>
2 KI + 2 K3[Fe(CN)6] = 2 K4[Fe(CN)6] + I2
Fe{3+} + I{-} = Fe{2+} + I2 =>
2 Fe{3+} + 2 I{-} = 2 Fe{2+} + I2
Au + HNO3 + HCl = AuCl3 + NO + H2O =>
Au + HNO3 + 3 HCl = AuCl3 + NO + 2 H2O
Fe(OH)3 + HCl = FeCl3 + H2O =>
Fe(OH)3 + 3 HCl = FeCl3 + 3 H2O
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
N2O4 = NO2 =>
N2O4 = 2 NO2
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
Na + H = NaH =>
Na + H = NaH
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/22/11
Équations équilibrées sur01/21/11
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