Équations équilibrées la veille |
3 Pb(NO3)2 + 2 H3PO4 = 6 HNO3 + Pb3(PO4)2
KI = K + I2 =>
2 KI = 2 K + I2
Al + S = (Al2S3) =>
2 Al + 3 S = (Al2S3)
ZnS + HCl = ZnCl2 + H2S = =>
ZnS + 2 HCl = ZnCl2 + H2S
Al + S = (Al2S3) =>
2 Al + 3 S = (Al2S3)
Cr(NO3)3 + HCl = CrCl3 + HNO3 =>
Cr(NO3)3 + 3 HCl = CrCl3 + 3 HNO3
CO2 + NaOH = NaCO3 + H2 =>
2 CO2 + 2 NaOH = 2 NaCO3 + H2
Cl2 + KOH = KCl + KClO + H2O =>
Cl2 + 2 KOH = KCl + KClO + H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
NH3 + Cu(SO4) = N(SO4) + CuH3 =>
NH3 + Cu(SO4) = N(SO4) + CuH3
Hg(NO3)2 + NaHCO3 = Hg(HCO3)2 + NaNO3 =>
Hg(NO3)2 + 2 NaHCO3 = Hg(HCO3)2 + 2 NaNO3
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Al2O3 + NaCl = AlCl3 + Na2O =>
Al2O3 + 6 NaCl = 2 AlCl3 + 3 Na2O
Ba(NO3)2 + K2Cr2O7 + CH3COONa + H2O = BaCrO4 + KNO3 + Na2CrO4 + CH3COOH =>
Ba(NO3)2 + K2Cr2O7 + 2 CH3COONa + H2O = BaCrO4 + 2 KNO3 + Na2CrO4 + 2 CH3COOH
Mg + Cu2SO3 = MgSO3 + Cu =>
Mg + Cu2SO3 = MgSO3 + 2 Cu
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
CH3 + Cl2 = C + HCl =>
2 CH3 + 3 Cl2 = 2 C + 6 HCl
C4H9OH + CuO = C4H8OH + H2O + Cu =>
2 C4H9OH + CuO = 2 C4H8OH + H2O + Cu
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
HgI2 + K(NO3) = Hg(NO3)2 + KI =>
HgI2 + 2 K(NO3) = Hg(NO3)2 + 2 KI
C2H6 + K2Cr2O7 + H2SO4 = C2H4O + K2SO4 + Cr2(SO4)3 + H2O =>
3 C2H6 + 2 K2Cr2O7 + 8 H2SO4 = 3 C2H4O + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
Fe + H3PO4 = Fe3(PO4)2 + H2 =>
3 Fe + 2 H3PO4 = Fe3(PO4)2 + 3 H2
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
C8 = C3 =>
3 C8 = 8 C3
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NH4Cl + CaOH = NH3 + H2O + CaCl =>
NH4Cl + CaOH = NH3 + H2O + CaCl
NH4Cl(aq) + AgNO3(aq) = AgCl(s) + NH4NO3(aq) =>
NH4Cl(aq) + AgNO3(aq) = AgCl(s) + NH4NO3(aq)
NH3 + CO2 = CO(NH2)2 + H2O =>
2 NH3 + CO2 = CO(NH2)2 + H2O
NaClO + Na2S2O3 + HCl = NaCl + Na2S4O6 + H2O =>
NaClO + 2 Na2S2O3 + 2 HCl = 3 NaCl + Na2S4O6 + H2O
NH4Cl + K2SiO3 + H2O = KCl + NH4OH + KHSiO3 =>
NH4Cl + K2SiO3 + H2O = KCl + NH4OH + KHSiO3
KOH(aq) + HNO3(aq) = H2O + KNO3(aq) =>
KOH(aq) + HNO3(aq) = H2O + KNO3(aq)
ZnSO4 + HBr = ZnBr2 + H2SO4 =>
ZnSO4 + 2 HBr = ZnBr2 + H2SO4
Al + NaOH + H2O = Na3(AlOH)6 + H2 =>
12 Al + 6 NaOH + 6 H2O = 2 Na3(AlOH)6 + 3 H2
Na3(PO4) + PbCl2 = Pb3(PO4)2 + NaCl =>
2 Na3(PO4) + 3 PbCl2 = Pb3(PO4)2 + 6 NaCl
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Fe + S = SFe2 =>
2 Fe + S = SFe2
Al + Fe2(CO3)3 = Fe + Al2(CO3)3 =>
2 Al + Fe2(CO3)3 = 2 Fe + Al2(CO3)3
Si(OH)4 + NaBr = SiBr4 + NaOH =>
Si(OH)4 + 4 NaBr = SiBr4 + 4 NaOH
CH2 = CH(CH2)14CH3 =>
16 CH2 = CH(CH2)14CH3
BCl3 + P4 + H2 = BP + HCl =>
4 BCl3 + P4 + 6 H2 = 4 BP + 12 HCl
Ac(NO3)3 = Ac2O3 + NO2 + O2 =>
4 Ac(NO3)3 = 2 Ac2O3 + 12 NO2 + 3 O2
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
Ca(ClO3)2 = CaCl2 + O2 =>
Ca(ClO3)2 = CaCl2 + 3 O2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
H2SO2 + Cu = CuS + CuSO4 + H2O =>
4 H2SO2 + 4 Cu = 3 CuS + CuSO4 + 4 H2O
Mg + H2 = MgH =>
2 Mg + H2 = 2 MgH
C7H7O2N + C1H4O = C8H9O2N + H2O =>
C7H7O2N + C1H4O = C8H9O2N + H2O
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