| Équations équilibrées la veille |
2 NaCrO2 + 6 NaClO + 2 H2O = 2 Na2CrO4 + 4 NaOH + 3 Cl2
H2 + ZnO = H2O + Zn =>
H2 + ZnO = H2O + Zn
Ca(OH)2 + HNO3 = Ca((NO3)2) + H2O =>
Ca(OH)2 + 2 HNO3 = Ca((NO3)2) + 2 H2O
CuS2O3 + NH4OH = CuOH + NH4S2O3 =>
CuS2O3 + NH4OH = CuOH + NH4S2O3
Tm + HCl = TmCl3 + H2 =>
2 Tm + 6 HCl = 2 TmCl3 + 3 H2
C10H15N + O2 = OCO2 + OH2O + N2 =>
2 C10H15N + 45 O2 = 20 OCO2 + 15 OH2O + N2
Pd + F2 = Pd[PdF6] =>
2 Pd + 3 F2 = Pd[PdF6]
NaCl + Fe(OH)3 = NaOH + FeCl3 =>
3 NaCl + Fe(OH)3 = 3 NaOH + FeCl3
CH4(g) + F2(g) = CHF3(g) + HF(g) =>
CH4(g) + 3 F2(g) = CHF3(g) + 3 HF(g)
CO2 + NaO2 = NaCO3 + O2 =>
2 CO2 + 2 NaO2 = 2 NaCO3 + O2
KIO3 + Sn + HCl = I2 + SnCl2 + KCl + H2O =>
2 KIO3 + 5 Sn + 12 HCl = I2 + 5 SnCl2 + 2 KCl + 6 H2O
Sb2O5 + KOH = KSbO3 + H2O =>
Sb2O5 + 2 KOH = 2 KSbO3 + H2O
KMnO4 + PH3 + H2SO4 = H3PO4 + MnSO4 + K2SO4 + H2O =>
8 KMnO4 + 5 PH3 + 12 H2SO4 = 5 H3PO4 + 8 MnSO4 + 4 K2SO4 + 12 H2O
CS(NH2)2 + IO3{-} + H{+} = (NH2)2CSSC(NH2)2{2+} + I2 + H2O =>
10 CS(NH2)2 + 2 IO3{-} + 12 H{+} = 5(NH2)2CSSC(NH2)2{2+} + I2 + 6 H2O
Al + CaCO3 = Al2(CO3)3 + Ca =>
2 Al + 3 CaCO3 = Al2(CO3)3 + 3 Ca
As + NaClO3 + H2O = H3AsO4 + NaCl =>
6 As + 5 NaClO3 + 9 H2O = 6 H3AsO4 + 5 NaCl
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
H2SO4KF = H2FKSO4 =>
H2SO4KF = H2FKSO4
Sn(MnO4)2 + Cs2Se = SnSe + Cs(MnO4) =>
Sn(MnO4)2 + Cs2Se = SnSe + 2 Cs(MnO4)
H3PO3 + I2 + H2O = I2{-} + H3PO4 + H{+} =>
H3PO3 + 2 I2 + H2O = 2 I2{-} + H3PO4 + 2 H{+}
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
[Co(NH3)6] + HNO3 = [Co(NH3)6](NO3)3(s) + H =>
[Co(NH3)6] + 3 HNO3 = [Co(NH3)6](NO3)3(s) + 3 H
CuSO4 + K4[Fe(CN)6] = K2SO4 + Cu2Fe(CN)6 =>
2 CuSO4 + K4[Fe(CN)6] = 2 K2SO4 + Cu2Fe(CN)6
C2H3COOH + NH3 = C2H3CN + H2O =>
C2H3COOH + NH3 = C2H3CN + 2 H2O
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
Al + Fe(O2)3 = Al(O2)3 + Fe =>
Al + Fe(O2)3 = Al(O2)3 + Fe
Zn + Ca(NO3)2 = Zn(NO3)2 + Ca =>
Zn + Ca(NO3)2 = Zn(NO3)2 + Ca
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
H2SO4 + Sr(OH) = SrHSO4 + H2O =>
H2SO4 + Sr(OH) = SrHSO4 + H2O
HC2H3O2 + NaHCO3 = CO2 + NaC2H3O2 + H2O =>
HC2H3O2 + NaHCO3 = CO2 + NaC2H3O2 + H2O
Ca(s) + AgNO3(aq) = Ca(NO3)2(aq) + Ag(s) =>
Ca(s) + 2 AgNO3(aq) = Ca(NO3)2(aq) + 2 Ag(s)
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
C17H33COOH + MgO = (C17H33COO)2Mg + H2O =>
2 C17H33COOH + MgO = (C17H33COO)2Mg + H2O
K2Cr2O7 + HNO2 + HNO3 = Cr(NO3)3 + KNO3 + H2O =>
K2Cr2O7 + 3 HNO2 + 5 HNO3 = 2 Cr(NO3)3 + 2 KNO3 + 4 H2O
Al(s) + I2(s) = AlI3(s) =>
2 Al(s) + 3 I2(s) = 2 AlI3(s)
As2O3 + IO3{-} + H2O = AsO4{3-} + I{-} + H{+} =>
3 As2O3 + 2 IO3{-} + 9 H2O = 6 AsO4{3-} + 2 I{-} + 18 H{+}
Al2(SO3)3(s) = Al + SO3 =>
Al2(SO3)3(s) = 2 Al + 3 SO3
NaOH + SO3 = NaSO3 + OH =>
NaOH + SO3 = NaSO3 + OH
CH3OOH + Al(OH)3 = H2O + C6H9AlO6 =>
6 CH3OOH + Al(OH)3 = 9 H2O + C6H9AlO6
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NH4VO3 + H2C2O4 = NH3 + VO2 + H2O + CO2 =>
2 NH4VO3 + H2C2O4 = 2 NH3 + 2 VO2 + 2 H2O + 2 CO2
Fe + H2O = Fe(OH)3 + H =>
Fe + 3 H2O = Fe(OH)3 + 3 H
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
Al(OH)2Cl = Al(OH)3 + AlCl3 =>
3 Al(OH)2Cl = 2 Al(OH)3 + AlCl3
Fe(OH)3 + SO4{2-} + H{+} + e = FeS2 + H2O =>
Fe(OH)3 + 2 SO4{2-} + 19 H{+} + 15e = FeS2 + 11 H2O
TiO2 + CO + Cl2 = TiCl4 + CO2 =>
TiO2 + 2 CO + 2 Cl2 = TiCl4 + 2 CO2
Al(s) + I2(s) = AlI3(s) =>
2 Al(s) + 3 I2(s) = 2 AlI3(s)
NH3(g) + HCl(g) = NH4Cl(s) =>
NH3(g) + HCl(g) = NH4Cl(s)
FeSO4 + H2SO4 + HNO3 = Fe2(SO4)3 + NO + H2O =>
6 FeSO4 + 3 H2SO4 + 2 HNO3 = 3 Fe2(SO4)3 + 2 NO + 4 H2O
Si2H6(g) + O2(g) = SiO2(g) + H2O(l) =>
2 Si2H6(g) + 7 O2(g) = 4 SiO2(g) + 6 H2O(l)
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Équations équilibrées sur10/18/24
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