| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 AgNO3 = 2 Ag + 2 NO2 + O2
Pb(C2H3O2)2 + H2S = PbS + C2H4O2 =>
Pb(C2H3O2)2 + H2S = PbS + 2 C2H4O2
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
AgNO3(aq) + NaCl(aq) = AgCl(s) + NaNO3(aq) =>
AgNO3(aq) + NaCl(aq) = AgCl(s) + NaNO3(aq)
PbO4 + H2 = Pb + H2O =>
PbO4 + 4 H2 = Pb + 4 H2O
BrO3{-} + Sn{2+} + H{+} = Br{-} + Sn{4+} + H2O =>
BrO3{-} + 3 Sn{2+} + 6 H{+} = Br{-} + 3 Sn{4+} + 3 H2O
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
Na + NH3 = Na3N + H2 =>
6 Na + 2 NH3 = 2 Na3N + 3 H2
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
KCO3 + HCl = KCl2 + H2O + CO2 =>
KCO3 + 2 HCl = KCl2 + H2O + CO2
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
Si + S = SiS2 =>
Si + 2 S = SiS2
CaCo3 = Ca + Co2 =>
2 CaCo3 = 2 Ca + 3 Co2
NaHCO3 + CH3COOH = C2H3NaO2 + H2O + CO2 =>
NaHCO3 + CH3COOH = C2H3NaO2 + H2O + CO2
H2O + HBr = H3O + Br =>
H2O + HBr = H3O + Br
SiO + C = CO + Si4C =>
4 SiO + 5 C = 4 CO + Si4C
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
C + H2SO4 = CO2 + SO2 + H20 =>
10 C + 10 H2SO4 = 10 CO2 + 10 SO2 + H20
Si + C = SiC =>
Si + C = SiC
ZnO + Al = Al2O3 + Zn =>
3 ZnO + 2 Al = Al2O3 + 3 Zn
Ca + N2 = Ca3N2 =>
3 Ca + N2 = Ca3N2
C3H6OS2 + O2 = CO2 + H2O + SO2 =>
C3H6OS2 + 6 O2 = 3 CO2 + 3 H2O + 2 SO2
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
CH3COOK + HCl = CH3COOH + KCl =>
CH3COOK + HCl = CH3COOH + KCl
Fe + CuCl2 = Cu + FeCl2 =>
Fe + CuCl2 = Cu + FeCl2
CuCl + Mn = MnCl2 + Cu =>
2 CuCl + Mn = MnCl2 + 2 Cu
FeCl2 + Na2CO3 = NaCl + FeCO3 =>
FeCl2 + Na2CO3 = 2 NaCl + FeCO3
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
Al + V2O5 = AlO3 + V =>
5 Al + 3 V2O5 = 5 AlO3 + 6 V
HClO3 + H2O = ClO3 + H3O =>
HClO3 + H2O = ClO3 + H3O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Na2CO3 + HNO3 = NaNO3 + H2CO3 =>
Na2CO3 + 2 HNO3 = 2 NaNO3 + H2CO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
HgCl2 + KI = HgI2 + KCl =>
HgCl2 + 2 KI = HgI2 + 2 KCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ni + HBr = H + NiBr =>
Ni + HBr = H + NiBr
Na + HNO3 = NH4NO3 + NaNO3 + H2O =>
8 Na + 10 HNO3 = NH4NO3 + 8 NaNO3 + 3 H2O
Ni + HBr = H + NiBr2 =>
Ni + 2 HBr = 2 H + NiBr2
Na2CO3(aq) + HNO3(aq) = NaNO3 + H2CO3 =>
Na2CO3(aq) + 2 HNO3(aq) = 2 NaNO3 + H2CO3
ZN + KNO3 + KOH = K2ZNO2 + NH3 + H2O =>
4 ZN + KNO3 + 7 KOH = 4 K2ZNO2 + NH3 + 2 H2O
Na2CO3(aq) + HNO3(aq) = NaNO3(aq) + H2CO3 =>
Na2CO3(aq) + 2 HNO3(aq) = 2 NaNO3(aq) + H2CO3
Au(ClO4)3 = AuCl3 + O2 =>
Au(ClO4)3 = AuCl3 + 6 O2
KNO2 + K2Cr2O7 + HNO3 = KNO3 + Cr(NO3)3 + H2O =>
3 KNO2 + K2Cr2O7 + 8 HNO3 = 5 KNO3 + 2 Cr(NO3)3 + 4 H2O
HCL + AGOH = AGCL + H2O =>
HCL + AGOH = AGCL + H2O
Fe2O3(s) + CO(g) = Fe(s) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(s) + 3 CO2(g)
CO2 = CO + O2 =>
2 CO2 = 2 CO + O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/03/18
Équations équilibrées sur03/05/17
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