| Équations équilibrées la veille |
2 Cd + Sn(SO4)2 = Sn + 2 CdSO4
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
BH + O2 = B2O3 + H2O =>
2 BH + 2 O2 = B2O3 + H2O
K2SO4(aq) + CaCl2 = CaSO4(s) + KCl(aq) =>
K2SO4(aq) + CaCl2 = CaSO4(s) + 2 KCl(aq)
NH3 + H2SO4 = NH4(HSO4) =>
NH3 + H2SO4 = NH4(HSO4)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
HC2H3O2 + KOH = KC2H3O2H2O =>
HC2H3O2 + KOH = KC2H3O2H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
NaNO3Fe = NaNO2FeO =>
NaNO3Fe = NaNO2FeO
Ba(CO3) = BaO + CO2 =>
Ba(CO3) = BaO + CO2
Cs + (NH4)2SO4 = CsSO4 + NH4 =>
Cs + (NH4)2SO4 = CsSO4 + 2 NH4
Ca(ClO)2 + Na2S2O3 + H2O = NaOH + CaS4O6 + Na2S4O6 + NaCl =>
Ca(ClO)2 + 4 Na2S2O3 + 2 H2O = 4 NaOH + CaS4O6 + Na2S4O6 + 2 NaCl
C6H12 + O2 = H2C6HO4 + H2O =>
4 C6H12 + 17 O2 = 4 H2C6HO4 + 18 H2O
NH4Cl(aq) + AgNO3(aq) = AgCl(s) + NH4NO3(aq) =>
NH4Cl(aq) + AgNO3(aq) = AgCl(s) + NH4NO3(aq)
Cu(NH3)6 + CH3COOH + H2O = Cu(CH3COO)2 + NH3 + H3O =>
Cu(NH3)6 + 2 CH3COOH + 2 H2O = Cu(CH3COO)2 + 6 NH3 + 2 H3O
C6H12 + O2 = H2C6HO4 + H2O =>
4 C6H12 + 17 O2 = 4 H2C6HO4 + 18 H2O
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
C6H12 + O2 = H2C6HO4 + H2O =>
4 C6H12 + 17 O2 = 4 H2C6HO4 + 18 H2O
Ba(ClO3)2(aq) + (NH4)2SO4(aq) = BaSO4(s) + NH4ClO3(aq) =>
Ba(ClO3)2(aq) + (NH4)2SO4(aq) = BaSO4(s) + 2 NH4ClO3(aq)
C6H12 + O2 = H2C6HO4 + H2O =>
4 C6H12 + 17 O2 = 4 H2C6HO4 + 18 H2O
ZnOHCl + KOH = Zn(OH)2 + KCl =>
ZnOHCl + KOH = Zn(OH)2 + KCl
CuBr2 + AgF = CuF2 + AgBr =>
CuBr2 + 2 AgF = CuF2 + 2 AgBr
C6H12 + O2 = H2C6HO4 + H2O =>
4 C6H12 + 17 O2 = 4 H2C6HO4 + 18 H2O
Cu(NO3)2 + NH4SCN = CuSCN + NO3 + NH4 =>
Cu(NO3)2 + NH4SCN = CuSCN + 2 NO3 + NH4
KAlSi3O8 + H2O + H{+} = H4SiO4 + K{+} + KAl3Si3O10(OH)2 =>
3 KAlSi3O8 + 12 H2O + 2 H{+} = 6 H4SiO4 + 2 K{+} + KAl3Si3O10(OH)2
Fe(NO3)3(H2O)9 + Al(NO3)3(H2O)9 + Co(NO3)2(H2O)6 + C6H8O7 = Co10Fe15Al5O40 + CO2 + H2O + N2 =>
135 Fe(NO3)3(H2O)9 + 45 Al(NO3)3(H2O)9 + 90 Co(NO3)2(H2O)6 + 200 C6H8O7 = 9 Co10Fe15Al5O40 + 1200 CO2 + 2960 H2O + 360 N2
Ba(HCO3)2 + H2SO4 = BaSO4 + H2O + CO2 =>
Ba(HCO3)2 + H2SO4 = BaSO4 + 2 H2O + 2 CO2
Bi(NO3)3 + KI = BiI3 + KNO3 =>
Bi(NO3)3 + 3 KI = BiI3 + 3 KNO3
NH4CNS + O2 = SO4 + CO2 + NH4 + NO2 =>
NH4CNS + 4 O2 = SO4 + CO2 + NH4 + NO2
H2O + Fe3O4 = Fe(OH)3 + Fe(OH)2 =>
4 H2O + Fe3O4 = 2 Fe(OH)3 + Fe(OH)2
Na2Cr2O7 + C2H6O + H2SO4 = Cr2(SO4)3 + Na2SO4 + CH3CHO + H2O =>
Na2Cr2O7 + 3 C2H6O + 4 H2SO4 = Cr2(SO4)3 + Na2SO4 + 3 CH3CHO + 7 H2O
C9H8O2 + NaHCO3 + HCl = C9H7Na + H2O + CO2Cl =>
52 C9H8O2 + 49 NaHCO3 + 76 HCl = 49 C9H7Na + 99 H2O + 76 CO2Cl
Pb(OH)2 + CaSO4 = PbSO4 + Ca(OH)2 =>
Pb(OH)2 + CaSO4 = PbSO4 + Ca(OH)2
Pb(NO3)2 + H2O2 = NO3 + PbOH =>
2 Pb(NO3)2 + H2O2 = 4 NO3 + 2 PbOH
Bi + HNO3 + HCl = BiCl3 + NO2 + H2O =>
Bi + 3 HNO3 + 3 HCl = BiCl3 + 3 NO2 + 3 H2O
Ba(NO3)2 + K2Cr2O7 + H2O = BaCrO4 + KNO3 + H2CrO4 =>
Ba(NO3)2 + K2Cr2O7 + H2O = BaCrO4 + 2 KNO3 + H2CrO4
CaO + SiO2 = SiCa + O2 =>
2 CaO + 2 SiO2 = 2 SiCa + 3 O2
Ba(NO3)2 + K2(SO4) = Ba(SO4) + K2(NO3)2 =>
Ba(NO3)2 + K2(SO4) = Ba(SO4) + K2(NO3)2
Zn(CH3COO)2 + KOH = Zn(OH)2 + CH3COOK =>
Zn(CH3COO)2 + 2 KOH = Zn(OH)2 + 2 CH3COOK
SO3 + LiOH = Li2(SO4) + H2O =>
SO3 + 2 LiOH = Li2(SO4) + H2O
C2H5OH + I2 + NaOH = CHI3 + HCOONa + H =>
2 C2H5OH + 3 I2 + 2 NaOH = 2 CHI3 + 2 HCOONa + 10 H
Ba(NO3)2 + Li2CO3 = BaCO3 + Li2(NO3)2 =>
Ba(NO3)2 + Li2CO3 = BaCO3 + Li2(NO3)2
K2CO3 + SO3 = K2CO3(SO3)2 =>
K2CO3 + 2 SO3 = K2CO3(SO3)2
H{+} + CdSe + MnO4{-} = Se + MnO2 + Cd{2}{+} + H2O =>
8 H{+} + 3 CdSe + 2 MnO4{-} = 3 Se + 2 MnO2 + 3 Cd{2}{+} + 4 H2O
Cr3O3 + KOH + KClO3 = K2CrO4 + KCl + H2O =>
Cr3O3 + 6 KOH + 2 KClO3 = 3 K2CrO4 + 2 KCl + 3 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Cu + KI = CuI2 + K =>
Cu + 2 KI = CuI2 + 2 K
C + H2O = H + C2O =>
2 C + H2O = 2 H + C2O
OH{-} + Fe(CN)6{4-} + Ce{4+} = Ce(OH)3 + CO3{2-} + NO3{-} + FeOH + H{+} =>
214 OH{-} + Fe(CN)6{4-} + 59 Ce{4+} = 59 Ce(OH)3 + 6 CO3{2-} + 6 NO3{-} + FeOH + 36 H{+}
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