| Équations équilibrées la veille |
2 AsCl3 + 3 Ni(CO3) = As2O3 + 3 CO2 + 3 NiCl2
Zn + MgSO4 = Zn(SO4)2 + Mg =>
Zn + 2 MgSO4 = Zn(SO4)2 + 2 Mg
KAl(SO4)2*12H2O + BaCl2 = KAl(Cl4)*12H2O + Ba(SO4) =>
KAl(SO4)2*12H2O + 2 BaCl2 = KAl(Cl4)*12H2O + 2 Ba(SO4)
Cu(NO3)2 + C = CuO + NO2 + CO2 =>
2 Cu(NO3)2 + C = 2 CuO + 4 NO2 + CO2
AgNO3 + I = AgINO3 =>
AgNO3 + I = AgINO3
HI + SO3 = SO2 + I2 + H2O =>
2 HI + SO3 = SO2 + I2 + H2O
Ca2 + H2O = Ca2OH + H2 =>
2 Ca2 + 2 H2O = 2 Ca2OH + H2
N2O5 + H2O = HNO3HNO3 =>
N2O5 + H2O = HNO3HNO3
FeS2 + Fe2O3 + H2O = Fe3O4 + H2SO4 =>
FeS2 + 22 Fe2O3 + 2 H2O = 15 Fe3O4 + 2 H2SO4
KCr2O7 + KI + H2SO4 = Cr2(SO4)3 + I2 + K2SO4 + H2O =>
2 KCr2O7 + 14 KI + 14 H2SO4 = 2 Cr2(SO4)3 + 7 I2 + 8 K2SO4 + 14 H2O
NH3COO + OH{-} = NH2COO{-} + H2O =>
NH3COO + OH{-} = NH2COO{-} + H2O
Y2O3 + NH4VO3 + Eu2O3 = NH4 + (YEu)VO4 + O2 =>
Y2O3 + 2 NH4VO3 + Eu2O3 = 2 NH4 + 2(YEu)VO4 + 2 O2
CH2O + AgOH = Ag + CH2O2 + H2O =>
CH2O + 2 AgOH = 2 Ag + CH2O2 + H2O
K2Cr2O7 + Na2S = K2S + Na2Cr2O7 =>
K2Cr2O7 + Na2S = K2S + Na2Cr2O7
Fe + HNO3(st) = Fe(NO3)3 + NO2 + H2O =>
Fe + 6 HNO3(st) = Fe(NO3)3 + 3 NO2 + 3 H2O
KCN + H2O + O2 + Au = KOH + KAu(CN)4 =>
16 KCN + 6 H2O + 3 O2 + 4 Au = 12 KOH + 4 KAu(CN)4
Al + NaOH + H2O = NaAlO32 + H2 =>
2 Al + 2 NaOH + 62 H2O = 2 NaAlO32 + 63 H2
H{+} + NO3{-} + Zn = Zn{+} + NH4{+} + H2O =>
10 H{+} + NO3{-} + 8 Zn = 8 Zn{+} + NH4{+} + 3 H2O
C6H12O6 + K2Cr2O7 + KOH = CO2 + K3CrOH6 + H2O =>
13 C6H12O6 + 12 K2Cr2O7 + 48 KOH = 78 CO2 + 24 K3CrOH6 + 30 H2O
CH4 + KMnO4 = C3H4O3 + MnO + KOH + H2O =>
15 CH4 + 14 KMnO4 = 5 C3H4O3 + 14 MnO + 14 KOH + 13 H2O
NO + H2 = NH3 + H2O =>
2 NO + 5 H2 = 2 NH3 + 2 H2O
NH3 + NHO3 = (NH4)(NO3) =>
NH3 + NHO3 = (NH4)(NO3)
NiO + HNO3 = NiNO3 + HO =>
NiO + HNO3 = NiNO3 + HO
KI + Ca(OCl) + HCl = KCl + I2 + CaCl2 + H2O =>
2 KI + 2 Ca(OCl) + 4 HCl = 2 KCl + I2 + 2 CaCl2 + 2 H2O
NO + H2O = NH3 + O2 =>
4 NO + 6 H2O = 4 NH3 + 5 O2
MgOSO3 = MgSO4 =>
MgOSO3 = MgSO4
C2H5OH + KMnO4 = C6H10O2 + MnO2 + H2O + KOH =>
3 C2H5OH + 2 KMnO4 = C6H10O2 + 2 MnO2 + 3 H2O + 2 KOH
KI = K1I1 =>
KI = K1I1
C4H6 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 C4H6 + 22 KMnO4 + 33 H2SO4 = 20 CO2 + 22 MnSO4 + 11 K2SO4 + 48 H2O
PbSO4 + CH3COONa = CH3COOPb + NaSO4 =>
PbSO4 + CH3COONa = CH3COOPb + NaSO4
BaCrO4 + FeSO4 + H2SO4 = BaSO4 + Cr2(SO4)3 + Fe2(SO4)3 + H2O =>
2 BaCrO4 + 6 FeSO4 + 8 H2SO4 = 2 BaSO4 + Cr2(SO4)3 + 3 Fe2(SO4)3 + 8 H2O
Cr2S3 + KNO3 = K2CrO4 + NO + K2SO4 =>
Cr2S3 + 10 KNO3 = 2 K2CrO4 + 10 NO + 3 K2SO4
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
K2SO4 + PbCO3 = PbSO4K2CO3 =>
K2SO4 + PbCO3 = PbSO4K2CO3
Cr2O3 + NaNO3 + NaOH = Na2CrO4 + NO + H2O =>
Cr2O3 + 2 NaNO3 + 2 NaOH = 2 Na2CrO4 + 2 NO + H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
CH3COONa + NaOH = Na2CO3 + CH4 = CH3Cl =>
CH3COONa + NaOH = Na2CO3 + CH4
NaF + H2O2 = Na2H2 + F2O2 =>
2 NaF + H2O2 = Na2H2 + F2O2
NaAl7Si11O30(OH)6 + H + H2O = Al2Si2O5(OH)4 + H4SiO4 + Na =>
2 NaAl7Si11O30(OH)6 + 2 H + 23 H2O = 7 Al2Si2O5(OH)4 + 8 H4SiO4 + 2 Na
Sr(HCO3)2 + HCl = CO2 + H2O + SrCl2 =>
Sr(HCO3)2 + 2 HCl = 2 CO2 + 2 H2O + SrCl2
NaCl + Pb(NO3) = Na(NO3) + PbCl =>
NaCl + Pb(NO3) = Na(NO3) + PbCl
SrCo3 + BaCl2 = BaCo3 + SrCl2 =>
SrCo3 + BaCl2 = BaCo3 + SrCl2
CH3OH + NaOH = CH3Na + H2O + O =>
CH3OH + NaOH = CH3Na + H2O + O
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
Sn + HNO3 + HCl = SnCl4 + NO + H2O =>
3 Sn + 4 HNO3 + 12 HCl = 3 SnCl4 + 4 NO + 8 H2O
SrO + CI2 = SrCI2 + O2 =>
2 SrO + 2 CI2 = 2 SrCI2 + O2
C5H7O2N + O2 = CO2 + H2O + NO3 =>
4 C5H7O2N + 29 O2 = 20 CO2 + 14 H2O + 4 NO3
C5H5COOH + NaOH = C6H6 + Na2CO3 + H2 =>
3 C5H5COOH + 12 NaOH = 2 C6H6 + 6 Na2CO3 + 9 H2
Ag{+} + AsH3 + OH{-} = Ag + H3AsO3{+} + H2O =>
7 Ag{+} + AsH3 + 6 OH{-} = 7 Ag + H3AsO3{+} + 3 H2O
As2O5 + O2 = As2O10 =>
2 As2O5 + 5 O2 = 2 As2O10
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