| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2SO4 + NiCO3 = CO2 + H2O + NiSO4
C2H4 + Cl2 = C + HCl =>
C2H4 + 2 Cl2 = 2 C + 4 HCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HNO3 + KOH = H2O + KNO3 =>
HNO3 + KOH = H2O + KNO3
FeS2 + H2O + O2 = Fe(OH) + H2SO4 =>
4 FeS2 + 10 H2O + 13 O2 = 4 Fe(OH) + 8 H2SO4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Mg + HNO3 = Mg(NO3)2 + NH4NO3 + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + NH4NO3 + 3 H2O
CO(g) + O2 = CO2(g) =>
2 CO(g) + O2 = 2 CO2(g)
CrO3 + C2H5OH = Cr2O3 + CO2 + H2O =>
4 CrO3 + C2H5OH = 2 Cr2O3 + 2 CO2 + 3 H2O
NaCrO2 + Br2 + NaOH� = Na2CrO4 + NaBr + H2O =>
2 NaCrO2 + 3 Br2 + 8 NaOH� = 2 Na2CrO4 + 6 NaBr + 4 H2O
Bi2S3 + O2 = Bi2O3 + SO2 =>
2 Bi2S3 + 9 O2 = 2 Bi2O3 + 6 SO2
NaCrO2 + Br2 + NaOH = Na2CrO4 + NaBr + H2O =>
2 NaCrO2 + 3 Br2 + 8 NaOH = 2 Na2CrO4 + 6 NaBr + 4 H2O
CH3COOH + Ca = H2 + CaCH3COO =>
2 CH3COOH + 2 Ca = H2 + 2 CaCH3COO
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Na + O = Na2O =>
2 Na + O = Na2O
K2SO3 + SrCl2 = KCl + SrSO3 =>
K2SO3 + SrCl2 = 2 KCl + SrSO3
ammoniumhydroxide + sulfuricacid = ammoniumsulfate + water =>
2 NH4OH + H2SO4 = (NH4)2SO4 + 2 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
V + HNO3 = VO2NO3 + NO2 + H2O =>
V + 6 HNO3 = VO2NO3 + 5 NO2 + 3 H2O
Fe + H2O + O2 = Fe(OH)3 =>
4 Fe + 6 H2O + 3 O2 = 4 Fe(OH)3
Na + H2SO4 = Na2SO4 + H2S + H2O =>
8 Na + 5 H2SO4 = 4 Na2SO4 + H2S + 4 H2O
SO3{2-} + MnO4{-} + H{+} = SO4{2-} + Mn{2+} + H2O =>
5 SO3{2-} + 2 MnO4{-} + 6 H{+} = 5 SO4{2-} + 2 Mn{2+} + 3 H2O
CrO3 = Cr2O3 + O2 =>
4 CrO3 = 2 Cr2O3 + 3 O2
H2SO4 + NaOH = H2O + Na2SO4 =>
H2SO4 + 2 NaOH = 2 H2O + Na2SO4
H2SO3 + LiOH = H2O + Li2SO3 =>
H2SO3 + 2 LiOH = 2 H2O + Li2SO3
HNO3 + Cr(OH)3 = H2O + Cr(NO3)3 =>
3 HNO3 + Cr(OH)3 = 3 H2O + Cr(NO3)3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cu + HBr = CuBr + H =>
Cu + HBr = CuBr + H
S8 + F2 = SF4 =>
S8 + 16 F2 = 8 SF4
MgO + N2O5 = Mg(NO3)2 =>
MgO + N2O5 = Mg(NO3)2
CH3COOH + Al2(CO3)3 = CO2 + H2O + Al(CH2COO) =>
9 CH3COOH + 4 Al2(CO3)3 = 14 CO2 + 10 H2O + 8 Al(CH2COO)
CH3COOH + Al2(CO3)3 = CO2 + H2O + Al(CH3COO) =>
5 CH3COOH + 2 Al2(CO3)3 = 8 CO2 + 4 H2O + 4 Al(CH3COO)
Na2O + CO2 = Na2CO3 =>
Na2O + CO2 = Na2CO3
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
CH3COOH + Al2(CO3)3 = CO2 + H2O + Al(CH3COO) =>
5 CH3COOH + 2 Al2(CO3)3 = 8 CO2 + 4 H2O + 4 Al(CH3COO)
C6H5 + O2 = CO2 + H2O =>
4 C6H5 + 29 O2 = 24 CO2 + 10 H2O
PbO + O2 = Pb3O4 =>
6 PbO + O2 = 2 Pb3O4
C2H5OOH + O2 = CO2 + H2O =>
2 C2H5OOH + 5 O2 = 4 CO2 + 6 H2O
VOSO4 + Zn + H2SO4 = VSO4 + H2O + ZnSO4 =>
VOSO4 + Zn + H2SO4 = VSO4 + H2O + ZnSO4
H2SO3 + Ca(OH)2 = H2O + Ca(HSO3)2 =>
2 H2SO3 + Ca(OH)2 = 2 H2O + Ca(HSO3)2
H2SiO3 + BaO = H2O + BaSiO3 =>
H2SiO3 + BaO = H2O + BaSiO3
Al2O3 + H2 = Al + H2O =>
Al2O3 + 3 H2 = 2 Al + 3 H2O
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CH3NH2 + HCl = CH3NH3 + Cl =>
CH3NH2 + HCl = CH3NH3 + Cl
HClO4 + Sr(HCO3)2 = CO2 + H2O + Sr(ClO4)2 =>
2 HClO4 + Sr(HCO3)2 = 2 CO2 + 2 H2O + Sr(ClO4)2
NaOH + SO2 = H2O + Na2SO3 =>
2 NaOH + SO2 = H2O + Na2SO3
CaCO3 + H2SO4 = CaSO4 + H2CO3 =>
CaCO3 + H2SO4 = CaSO4 + H2CO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/18/14
Équations équilibrées sur05/18/13
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