| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Cu2S + 20 HNO3 = 6 Cu(NO3)2 + 3 SO2 + 10 H2O + 8 NO
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H20 + SO4 = H2SO4 =>
H20 + 10 SO4 = 10 H2SO4
C3H8 + O2 = CO + H2O =>
2 C3H8 + 7 O2 = 6 CO + 8 H2O
Ba2 + H2O = Ba(OH)2 + H2 =>
Ba2 + 4 H2O = 2 Ba(OH)2 + 2 H2
SnCl4 + SO2 + H2O = SnCl2 + H2SO4 + HCl =>
SnCl4 + SO2 + 2 H2O = SnCl2 + H2SO4 + 2 HCl
NiCl2 + Fe = FeCl2 + Ni =>
NiCl2 + Fe = FeCl2 + Ni
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
FEO + CO = FE + CO2 =>
FEO + CO = FE + CO2
Cu{2+} + {-} = Cu =>
Cu{2+} + 2e = Cu
C2H2 + O2 = H2O + CO2 =>
2 C2H2 + 5 O2 = 2 H2O + 4 CO2
CH3COH + O2 = CO2 + H2O =>
2 CH3COH + 5 O2 = 4 CO2 + 4 H2O
HOCl + H2S = SO4{-2} + H{+} + Cl{-} =>
4 HOCl + H2S = SO4{-2} + 6 H{+} + 4 Cl{-}
HNO3 + Ag = AgNO3 + NO + H2O =>
4 HNO3 + 3 Ag = 3 AgNO3 + NO + 2 H2O
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
Br2 + NaOH = NaBrO3 + NaBr + H20 =>
30 Br2 + 60 NaOH = 20 NaBrO3 + 40 NaBr + 3 H20
FeO + CO = Fe + CO2 =>
FeO + CO = Fe + CO2
Sr(OH)2(s)*8H2O + NH4Cl(s) = SrCl2(aq) + NH3(g) + H2O(l) =>
Sr(OH)2(s)*8H2O + 2 NH4Cl(s) = SrCl2(aq) + 2 NH3(g) + 10 H2O(l)
SnCl4 + SO2 + H2O = SnCl2 + H2SO4 + HCl =>
SnCl4 + SO2 + 2 H2O = SnCl2 + H2SO4 + 2 HCl
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
Zn + H2S = ZnS + H2 =>
Zn + H2S = ZnS + H2
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
MgCO3 + SrCO3 + NH4H2PO4 = Mg2Sr(PO4)2 + CO2 + H2O + NH3 =>
2 MgCO3 + SrCO3 + 2 NH4H2PO4 = Mg2Sr(PO4)2 + 3 CO2 + 3 H2O + 2 NH3
PH3 + O2 = P2O5 + H2O =>
2 PH3 + 4 O2 = P2O5 + 3 H2O
hydrogen + nitrogen = ammonia =>
3 H2 + N2 = 2 NH3
C2H5Br + KOH(alc) = KBr + H2O + C2H4 =>
C2H5Br + KOH(alc) = KBr + H2O + C2H4
MgCO3 + SrCO3 + NH4H2PO4 = Mg2Sr(PO4)2 + CO2 + H2O + NH3 =>
2 MgCO3 + SrCO3 + 2 NH4H2PO4 = Mg2Sr(PO4)2 + 3 CO2 + 3 H2O + 2 NH3
Pb(NO3)2 + K2CrO4 = PbCrO4 + K2(NO3)2 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + K2(NO3)2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
H2O + HN3OH{+} + BrO3 = NO3 + Br{-} + H3O{+} =>
29 H2O + 7 HN3OH{+} + 17 BrO3 = 21 NO3 + 17 Br{-} + 24 H3O{+}
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Pb3O4(s) + CO = Pb + CO2 =>
Pb3O4(s) + 4 CO = 3 Pb + 4 CO2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Ag{+} + {-} = Ag =>
Ag{+} + e = Ag
Cr2O3 + Al = Al2O3 + Cr =>
Cr2O3 + 2 Al = Al2O3 + 2 Cr
Cl + Ag = AgCl =>
Cl + Ag = AgCl
C4H10 + O2 = CO2 + H20 =>
2 C4H10 + 8 O2 = 8 CO2 + H20
H2O2 + FeSO4 + H2SO4 = Fe2(SO4)3 + H2O =>
H2O2 + 2 FeSO4 + H2SO4 = Fe2(SO4)3 + 2 H2O
ZnSO4 + FeCl3 = ZnCl3 + FeSO4 =>
ZnSO4 + FeCl3 = ZnCl3 + FeSO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Mg + FeSO4 = MgSO4 + Fe3 =>
3 Mg + 3 FeSO4 = 3 MgSO4 + Fe3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NaNO3 + Al + H2O = NH3 + Al(OH)3 + NaOH =>
3 NaNO3 + 8 Al + 18 H2O = 3 NH3 + 8 Al(OH)3 + 3 NaOH
K2CO3 + HCl = KCl + H2CO3 =>
K2CO3 + 2 HCl = 2 KCl + H2CO3
Fe + S = Fe2S3 =>
2 Fe + 3 S = Fe2S3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/25/16
Équations équilibrées sur02/24/15
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