| Équations équilibrées la veille |
KCIO{2} = KCI + O{2}
NaMnO4 + H2O + K2SO3 = MnO2 + K2SO4 + NaOH =>
2 NaMnO4 + H2O + 3 K2SO3 = 2 MnO2 + 3 K2SO4 + 2 NaOH
C2H5ONa + CH3Br = C2H5OCH3 + NaBr =>
C2H5ONa + CH3Br = C2H5OCH3 + NaBr
Ca(OH)2(s) + HBr = CaBr2 + H2O =>
Ca(OH)2(s) + 2 HBr = CaBr2 + 2 H2O
Mg + AlCl3 = MgCl2 + Al3 =>
9 Mg + 6 AlCl3 = 9 MgCl2 + 2 Al3
HBr + C2H5NH2 = NH3 + C2H5Br =>
HBr + C2H5NH2 = NH3 + C2H5Br
Ag2O + HCHO = Ag + HCO2 + H2O =>
3 Ag2O + 2 HCHO = 6 Ag + 2 HCO2 + H2O
Cu2(OH)3(NO3) = CuO + NO2 + O2 + H2O =>
4 Cu2(OH)3(NO3) = 8 CuO + 4 NO2 + O2 + 6 H2O
Cr3I + NaOH + Cl2 = NaCl + Na2CrO4 + NaIO4 + H2O =>
2 Cr3I + 64 NaOH + 25 Cl2 = 50 NaCl + 6 Na2CrO4 + 2 NaIO4 + 32 H2O
KBr + H2O = HBr + K2O =>
2 KBr + H2O = 2 HBr + K2O
P + H = PH3 =>
P + 3 H = PH3
Na2O2 + NaI + H2SO4 = I2 + Na2SO4 + H2O =>
Na2O2 + 2 NaI + 2 H2SO4 = I2 + 2 Na2SO4 + 2 H2O
Fe(iii)(s) + S8(s) = FeS(s) =>
8 Fe(iii)(s) + S8(s) = 8 FeS(s)
CrO{2-} + S2O8{2-} + OH{-} = CrO4{2-} + SO4{2-} + H2O =>
CrO{2-} + 3 S2O8{2-} + 6 OH{-} = CrO4{2-} + 6 SO4{2-} + 3 H2O
HF + MgO = MgF2 + H2O =>
2 HF + MgO = MgF2 + H2O
Al(OH)3 + Mg(OH)2 + HCl = AlMgClO2 + H2O =>
Al(OH)3 + Mg(OH)2 + HCl = AlMgClO2 + 3 H2O
K2Cr2O7 + NiCl2 = NiCr2O7 + KCl =>
K2Cr2O7 + NiCl2 = NiCr2O7 + 2 KCl
Al(s) + Ag2S(s) = Al2S3(s) + Ag(s) =>
2 Al(s) + 3 Ag2S(s) = Al2S3(s) + 6 Ag(s)
C20H14O4 + NaOH + NH4Cl = NaCl + CO2 + H2O + NH4 =>
C20H14O4 + 86 NaOH + 86 NH4Cl = 86 NaCl + 20 CO2 + 50 H2O + 86 NH4
H2S + NO3{-} = SO4{2-} + N2 + H{+} + H2O =>
5 H2S + 8 NO3{-} = 5 SO4{2-} + 4 N2 + 2 H{+} + 4 H2O
KMnO4 + Fe + H2O = MnO2 + KOH + Fe(OH)2 =>
2 KMnO4 + 3 Fe + 4 H2O = 2 MnO2 + 2 KOH + 3 Fe(OH)2
PbSO4 + Na2S = PbS + Na2SO3 =>
3 PbSO4 + 4 Na2S = 3 PbS + 4 Na2SO3
Pb(CH3COO)2*3H2O + PbO2 + NaOH = Pb3O4 + CH3COONa + H2O =>
2 Pb(CH3COO)2*3H2O + PbO2 + 4 NaOH = Pb3O4 + 4 CH3COONa + 8 H2O
SiO2 + NaOH = SiO3 + Na2O + H2 =>
SiO2 + 2 NaOH = SiO3 + Na2O + H2
Na4OH + HNO3 = Na4NO3 + H2O =>
Na4OH + HNO3 = Na4NO3 + H2O
FeCl3 + K3Fe(CN)6 = Fe3[Fe(CN)6]3 + KCl =>
3 FeCl3 + 3 K3Fe(CN)6 = Fe3[Fe(CN)6]3 + 9 KCl
Al(s) + CuCl2(aq) = AlCl3(aq) + Cu(s) =>
2 Al(s) + 3 CuCl2(aq) = 2 AlCl3(aq) + 3 Cu(s)
Zn + Pb(CH3COO)2*3H2O = Zn(CH3COO)2*3H2O + Pb =>
Zn + Pb(CH3COO)2*3H2O = Zn(CH3COO)2*3H2O + Pb
KClO4 + HBrO3 = KBrO3 + HClO4 =>
KClO4 + HBrO3 = KBrO3 + HClO4
C2H5ONa + CH3Br = C2H5OCH3 + NaBr =>
C2H5ONa + CH3Br = C2H5OCH3 + NaBr
FeCl3 + K3Fe(Cn)6 = Fe3[Fe(Cn)6]3 + KCl =>
3 FeCl3 + 3 K3Fe(Cn)6 = Fe3[Fe(Cn)6]3 + 9 KCl
CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3
FeCl3 + K3Fe(CN)6 = Fe3(Fe(CN)6)3 + KCl =>
3 FeCl3 + 3 K3Fe(CN)6 = Fe3(Fe(CN)6)3 + 9 KCl
FeO + HNO3 = Fe(NO3)3 + H2O + N2O =>
8 FeO + 26 HNO3 = 8 Fe(NO3)3 + 13 H2O + N2O
FeCl3 + K3Fe(CN)6 = Fe2(CN)6 + KCl =>
FeCl3 + K3Fe(CN)6 = Fe2(CN)6 + 3 KCl
NaClCaCl2 = NaCl2CaCl =>
NaClCaCl2 = NaCl2CaCl
FeCl3 + K3Fe(CN)6 = FeFe(CN)6 + KCl =>
FeCl3 + K3Fe(CN)6 = FeFe(CN)6 + 3 KCl
NaAl(OH)4 + HCl = Al(OH)3 + NaCl + H2O =>
NaAl(OH)4 + HCl = Al(OH)3 + NaCl + H2O
[C3H5(NO3)3] = N2 + O2 + CO2 + H2O =>
4[C3H5(NO3)3] = 6 N2 + O2 + 12 CO2 + 10 H2O
FeCl3 + K3Fe(CN)6 = Fe(Fe(CN)6) + KCl =>
FeCl3 + K3Fe(CN)6 = Fe(Fe(CN)6) + 3 KCl
Na[Sn(OH)3] + AgNO3 = Ag[Sn(OH)3] + NaNO3 =>
Na[Sn(OH)3] + AgNO3 = Ag[Sn(OH)3] + NaNO3
Ba + H2S = BaS + H4 =>
2 Ba + 2 H2S = 2 BaS + H4
Cu + CaBr2 = Ca + CuBr =>
2 Cu + CaBr2 = Ca + 2 CuBr
H3PO4 + ZnCl2 = HCl + Zn3(PO4)2 =>
2 H3PO4 + 3 ZnCl2 = 6 HCl + Zn3(PO4)2
Cr2O3 + KNO3 = K2Cr2O7 + NO =>
Cr2O3 + 2 KNO3 = K2Cr2O7 + 2 NO
Fe(CrO2)2 + HNO3 = Fe(NO3)3 + H2CrO4 + NO + H2O =>
3 Fe(CrO2)2 + 16 HNO3 = 3 Fe(NO3)3 + 6 H2CrO4 + 7 NO + 2 H2O
C5H10 + KMnO4 + H2SO4 = C5H10O4 + K2SO4 + MnSO4 + H2O =>
5 C5H10 + 8 KMnO4 + 12 H2SO4 = 5 C5H10O4 + 4 K2SO4 + 8 MnSO4 + 12 H2O
BaCl2 + K2Cr2O7 + NaOH = BaCrO4 + KCl + NaCl + H2O =>
2 BaCl2 + K2Cr2O7 + 2 NaOH = 2 BaCrO4 + 2 KCl + 2 NaCl + H2O
*C = C =>
*C = C
NH3 + CH4 + H2O = C2H5NO2 + H2 =>
NH3 + 2 CH4 + 2 H2O = C2H5NO2 + 5 H2
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