Équations équilibrées la veille |
2 H22 + 11 O2 = 22 H2O
AgCl + KCl = K[AgCl2] =>
AgCl + KCl = K[AgCl2]
CuO + NH4NO3 = Cu(NO3)2 + NH3 + H2O =>
CuO + 2 NH4NO3 = Cu(NO3)2 + 2 NH3 + H2O
NaBr + NaBrO3 + H2SO4 = Br2Na2SO4 + H2O =>
5 NaBr + NaBrO3 + 3 H2SO4 = 3 Br2Na2SO4 + 3 H2O
K2Cr2O7 + SnCl2 + KOH = K3[Cr(OH)6] + K2SnO3 + KCl + H2O =>
K2Cr2O7 + 3 SnCl2 + 16 KOH = 2 K3[Cr(OH)6] + 3 K2SnO3 + 6 KCl + 2 H2O
C4H11N + HCl = C4H12NCl =>
C4H11N + HCl = C4H12NCl
Br + NaI = I2 + NaBr2 =>
4 Br + 2 NaI = I2 + 2 NaBr2
Ca + P = CaP =>
Ca + P = CaP
LiO + O2 = LiO2 =>
2 LiO + O2 = 2 LiO2
FeO3 + Al = AlO3 + Fe =>
FeO3 + Al = AlO3 + Fe
Sn(NO3)4 + Cr = Sn + Cr(NO3)3 =>
3 Sn(NO3)4 + 4 Cr = 3 Sn + 4 Cr(NO3)3
Si2H3 + O2 = SiO2 + H2O3 =>
4 Si2H3 + 17 O2 = 8 SiO2 + 6 H2O3
Li2S + PtCl4 = LiCl + PtS2 =>
2 Li2S + PtCl4 = 4 LiCl + PtS2
Se + NaOH = Na2Se + Na2SeO3 + H2O =>
3 Se + 6 NaOH = 2 Na2Se + Na2SeO3 + 3 H2O
LiO + O2 = LiO2 =>
2 LiO + O2 = 2 LiO2
ZnCl2 + HBr = HCl + ZnBr2 =>
ZnCl2 + 2 HBr = 2 HCl + ZnBr2
Br + NaI = I2 + NaBr2 =>
4 Br + 2 NaI = I2 + 2 NaBr2
Cr(OH)3 + NaOH + NaClO3 = Na2CrO4 + NaCl + H2O =>
2 Cr(OH)3 + 4 NaOH + NaClO3 = 2 Na2CrO4 + NaCl + 5 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
[Co(H2O)6]Cl2 + C2H5OH = [Co(C2H5OH)]Cl2 + H2O =>
[Co(H2O)6]Cl2 + C2H5OH = [Co(C2H5OH)]Cl2 + 6 H2O
FeO3 + Al = AlO3 + Fe =>
FeO3 + Al = AlO3 + Fe
AlOHCO2 = AlHCO3 =>
AlOHCO2 = AlHCO3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
KH(IO3)2 + CaOH = KH(OH)2 + Ca(IO3) =>
KH(IO3)2 + 2 CaOH = KH(OH)2 + 2 Ca(IO3)
CuO + F2 = O2 + CuF =>
2 CuO + F2 = O2 + 2 CuF
Pb(NO3)2 + Mg2(SO4)2 = PbSO4 + Mg(NO3)2 =>
2 Pb(NO3)2 + Mg2(SO4)2 = 2 PbSO4 + 2 Mg(NO3)2
Mg + H2O2 = MgO + H2O =>
Mg + H2O2 = MgO + H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
CrO2{2-} + OH{-} = CrO4{2-} + H2O + {-} =>
CrO2{2-} + 4 OH{-} = CrO4{2-} + 2 H2O + 4e
NaOH + HgS = Na2HgS2 + Na2HgO2 + H2O =>
4 NaOH + 2 HgS = Na2HgS2 + Na2HgO2 + 2 H2O
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
SO2Cl2 + Fe = FeCl3 + SO2 =>
3 SO2Cl2 + 2 Fe = 2 FeCl3 + 3 SO2
NH3O + H2O2 = H2O + N2O3 =>
2 NH3O + 4 H2O2 = 7 H2O + N2O3
ZnO2H2 + H2SO = ZnSO + H2O =>
ZnO2H2 + H2SO = ZnSO + 2 H2O
HCOOH + Na2CO3 = HCOONa + H2O + CO2 =>
2 HCOOH + Na2CO3 = 2 HCOONa + H2O + CO2
SO2 + CaCO3 + O2 + H2O = CaSO4*1H2O + CO2 =>
2 SO2 + 2 CaCO3 + O2 + 2 H2O = 2 CaSO4*1H2O + 2 CO2
H2(q) + Cl2(q) = HCl(q) =>
H2(q) + Cl2(q) = 2 HCl(q)
H2 + I = HI =>
H2 + 2 I = 2 HI
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
CaO + SO2 = Ca2(SO3)2 =>
2 CaO + 2 SO2 = Ca2(SO3)2
Rb + H2O = RbOH + H2 =>
2 Rb + 2 H2O = 2 RbOH + H2
FeS + HNO3 = Fe(NO3)3 + NO + S + H2O =>
FeS + 4 HNO3 = Fe(NO3)3 + NO + S + 2 H2O
Li2OZnO = Li2ZnO2 =>
Li2OZnO = Li2ZnO2
HNO3 + Be(OH)2 = HOH + Be(NO3)2 =>
2 HNO3 + Be(OH)2 = 2 HOH + Be(NO3)2
KNO2 + POCl3 = KCl + NO2 + PClO =>
2 KNO2 + POCl3 = 2 KCl + 2 NO2 + PClO
CoCl2(aq) + Na2CrO4(aq) = CoCrO4(s) + NaCl(aq) =>
CoCl2(aq) + Na2CrO4(aq) = CoCrO4(s) + 2 NaCl(aq)
Na + NHO3 = NaNO3 + H2 =>
2 Na + 2 NHO3 = 2 NaNO3 + H2
SO2CaO = Ca(SO3) =>
SO2CaO = Ca(SO3)
ClSO2OSO2OHC6H5NHCOCH3 = C6H4NHCOCH3SO2ClSO2(OH)2 =>
ClSO2OSO2OHC6H5NHCOCH3 = C6H4NHCOCH3SO2ClSO2(OH)2
CrO2{2-} + OH{-} = CrO4{2-} + H2O + {-} =>
CrO2{2-} + 4 OH{-} = CrO4{2-} + 2 H2O + 4e
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