| Équations équilibrées la veille |
35 C6H6 + 24 KMnO4 + 36 H2SO4 = 30 C6H6COOH + 12 K2SO4 + 24 MnSO4 + 36 H2O
NaHCO4 + H2O = Na + OH + HCO3 =>
NaHCO4 + H2O = Na + 2 OH + HCO3
N2 + H2SO4 = NH4 + SO2 + NO2 =>
3 N2 + 4 H2SO4 = 2 NH4 + 4 SO2 + 4 NO2
(CH3COO)2Pb + K2CrO4 = PbCrO4 + CH3COOK =>
(CH3COO)2Pb + K2CrO4 = PbCrO4 + 2 CH3COOK
C7H6O2 + HCO3{-} = C7H5O2{-} + H2O + CO2 =>
C7H6O2 + HCO3{-} = C7H5O2{-} + H2O + CO2
CH2CHCH2OH + KMnO4 + H2O = KOH + MnO2 + CH2(OH)CH(OH)CH2(OH) =>
3 CH2CHCH2OH + 2 KMnO4 + 4 H2O = 2 KOH + 2 MnO2 + 3 CH2(OH)CH(OH)CH2(OH)
P2O4 = PO + O2 =>
P2O4 = 2 PO + O2
Ar + H2O = ArH2O =>
Ar + H2O = ArH2O
K2Cr2O7 + KOH + KCl = K2CrO4 + HCl =>
K2Cr2O7 + KOH + KCl = 2 K2CrO4 + HCl
Sr(NO3)2 + Na2(SO4) = SrSO4 + Na(NO3) =>
Sr(NO3)2 + Na2(SO4) = SrSO4 + 2 Na(NO3)
As + H2O2 = As2O5 + H2 =>
4 As + 5 H2O2 = 2 As2O5 + 5 H2
KCn + HCl = HCn + KCl =>
KCn + HCl = HCn + KCl
C6H12O6 + O2 = O2H2O + CO2 =>
C6H12O6 + 12 O2 = 6 O2H2O + 6 CO2
C6H6O + O2 = CO + H2O =>
C6H6O + 4 O2 = 6 CO + 3 H2O
C3H6O + C2H5OH = C7H16O2 + H2O =>
C3H6O + 2 C2H5OH = C7H16O2 + H2O
Au + Cu(NO3)2 = Au(NO3) + Cu =>
2 Au + Cu(NO3)2 = 2 Au(NO3) + Cu
Mo(OH)3 + HO2{-} + e = MoO4{2-} + OH{-} =>
Mo(OH)3 + 4 HO2{-} + 5e = MoO4{2-} + 7 OH{-}
Pd + Cl2 = PdCl3 =>
2 Pd + 3 Cl2 = 2 PdCl3
P2O5 + Al = P + Al2O3 =>
3 P2O5 + 10 Al = 6 P + 5 Al2O3
(C6H5)OH + H2SO4 = (C6H4)OHSO3 + H2O + H2 =>
2(C6H5)OH + 2 H2SO4 = 2(C6H4)OHSO3 + 2 H2O + H2
NaCl + CO2 = Na2O + CCl4 =>
4 NaCl + CO2 = 2 Na2O + CCl4
PbO + H2O2 = Pb(OH)2 + O2 =>
2 PbO + 2 H2O2 = 2 Pb(OH)2 + O2
PB(OH)2 + NaOH = Na2PBO2 + H2O =>
PB(OH)2 + 2 NaOH = Na2PBO2 + 2 H2O
NaOH + KOH + H3PO4 = Na2KPO4 + H2O =>
2 NaOH + KOH + H3PO4 = Na2KPO4 + 3 H2O
C7H7NO + NaOH = C7H5NO + Na + H2O =>
C7H7NO + 2 NaOH = C7H5NO + 2 Na + 2 H2O
Ca(OH)2 + H(NO3) = Ca(NO3)2 + H(OH) =>
Ca(OH)2 + 2 H(NO3) = Ca(NO3)2 + 2 H(OH)
C6H6O + O2 = CO2 + H2O =>
C6H6O + 7 O2 = 6 CO2 + 3 H2O
KClO4 + H2SO4 = K2SO4 + HCl + O2 =>
2 KClO4 + H2SO4 = K2SO4 + 2 HCl + 4 O2
Cu + P = Cu3P =>
3 Cu + P = Cu3P
C2H5OH + H2O2 = CO2 + H2O =>
C2H5OH + 6 H2O2 = 2 CO2 + 9 H2O
SnO2(s) + CO(g) = CO2(g) + Sn(swhite) =>
SnO2(s) + 2 CO(g) = 2 CO2(g) + Sn(swhite)
CO3{2-} + H2SO4 = SO4{2-} + H2O + CO2 =>
CO3{2-} + H2SO4 = SO4{2-} + H2O + CO2
BrF3 + H2O = HF + HBr + O2 =>
BrF3 + 2 H2O = 3 HF + HBr + O2
Mg(s) + CuCl2(aq) = MgCl2(aq) + Cu(s) =>
Mg(s) + CuCl2(aq) = MgCl2(aq) + Cu(s)
C4 + H2O = CH4 + CO2 =>
C4 + 4 H2O = 2 CH4 + 2 CO2
AlBaCl2 = BaAlCl2 =>
AlBaCl2 = BaAlCl2
HCOOH + Na = HCOONa + H =>
HCOOH + Na = HCOONa + H
NaMnO4 + H2SO4 = H2O + Mn2O7 + Na2SO4 =>
2 NaMnO4 + H2SO4 = H2O + Mn2O7 + Na2SO4
Cr2(SO3)3 + HCl = CrCl3 + SO2 + H2O =>
Cr2(SO3)3 + 6 HCl = 2 CrCl3 + 3 SO2 + 3 H2O
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
Pb + Na2SO4 = Pb(Na2SO4)2 =>
Pb + 2 Na2SO4 = Pb(Na2SO4)2
CH3CHCH2 + KMnO4 + KOH = CH3COOK + K2MnO4 + H2O =>
2 CH3CHCH2 + 12 KMnO4 + 15 KOH = 3 CH3COOK + 12 K2MnO4 + 9 H2O
H3PO4 + H2O = H5PO5 =>
H3PO4 + H2O = H5PO5
SO3 + Co(OH)2 = Co + SO4 + H =>
2 SO3 + Co(OH)2 = Co + 2 SO4 + 2 H
NaI + Cr(NO3)3 = CrI2 + NaNO3 + I2 =>
6 NaI + 2 Cr(NO3)3 = 2 CrI2 + 6 NaNO3 + I2
Mg(CH3COO)2 + KF = MgF2 + K2(CH3COO)2 =>
Mg(CH3COO)2 + 2 KF = MgF2 + K2(CH3COO)2
NaCl + CO2 = Na2O + CCl4 =>
4 NaCl + CO2 = 2 Na2O + CCl4
FeCO3 + H2 = Fe + H2CO3 =>
FeCO3 + H2 = Fe + H2CO3
HgOH + HClO = HgClO + H2O =>
HgOH + HClO = HgClO + H2O
C4H12O2 + O4 = CO4 + H4O =>
4 C4H12O2 + 17 O4 = 16 CO4 + 12 H4O
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