| Équations équilibrées la veille |
3 K2SO3 + 2 FeCl3 + 3 H2O = 2 Fe(OH)3 + 3 SO2 + 6 KCl
C2H2O4 + KOH = K2C2O4 + H2O =>
C2H2O4 + 2 KOH = K2C2O4 + 2 H2O
Cu(NO3)2 = CuO + NO2 + O2 = Cu(NO3)2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
Sr(OH)2 + HCl = SrCl2 + H2O =>
Sr(OH)2 + 2 HCl = SrCl2 + 2 H2O
CaF2 + H2SO3 = CaSO3 + HF =>
CaF2 + H2SO3 = CaSO3 + 2 HF
TeO2 + HCl = TeCl4 + H2O =>
TeO2 + 4 HCl = TeCl4 + 2 H2O
K3[Cr(OH)6] + CO2 = Cr(OH)3 + KHCO3 =>
K3[Cr(OH)6] + 3 CO2 = Cr(OH)3 + 3 KHCO3
BaCl2 + CO3 = BaCO3 + Cl2 =>
BaCl2 + CO3 = BaCO3 + Cl2
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
HIO3 + HI + KI = KI3 + H2O =>
HIO3 + 5 HI + 3 KI = 3 KI3 + 3 H2O
CS2 + NH3 = H2S + NH4SCN =>
CS2 + 2 NH3 = H2S + NH4SCN
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H3PO4(aq) + Ba(OH)2(aq) = HOH + Ba3(PO4)2 =>
2 H3PO4(aq) + 3 Ba(OH)2(aq) = 6 HOH + Ba3(PO4)2
Na2B2O4 + H2O2 + H2O = Na2H4B2O8*6H2O =>
Na2B2O4 + 2 H2O2 + 6 H2O = Na2H4B2O8*6H2O
Fe3 + CuCl2 = FeCl3 + Cu =>
2 Fe3 + 9 CuCl2 = 6 FeCl3 + 9 Cu
S3Sb2 + HCl = SbCl3 + H2S =>
S3Sb2 + 6 HCl = 2 SbCl3 + 3 H2S
CaCO3 + H2SO4 = Ca(SO4)3 + H2 + CO3 =>
CaCO3 + 3 H2SO4 = Ca(SO4)3 + 3 H2 + CO3
KO2 + CO2 = KCO + O2 =>
2 KO2 + 2 CO2 = 2 KCO + 3 O2
Na2O + H3SbO4 = Na3SbO4 + H2O =>
3 Na2O + 2 H3SbO4 = 2 Na3SbO4 + 3 H2O
MgSO4 + NH4Cl + Na2HPO4 = MgNH4PO4 + HCl + Na2SO4 =>
MgSO4 + NH4Cl + Na2HPO4 = MgNH4PO4 + HCl + Na2SO4
(NH4)2[ZnCl4] + NH4OH = NH3 + HCl + Zn(OH)2 =>
(NH4)2[ZnCl4] + 2 NH4OH = 4 NH3 + 4 HCl + Zn(OH)2
KMnO4 + NaOH + NaNO2 = K2MnO4 + Na2MnO4 + NaNO3 + H2O =>
2 KMnO4 + 2 NaOH + NaNO2 = K2MnO4 + Na2MnO4 + NaNO3 + H2O
FeOH = FeO + H =>
FeOH = FeO + H
NaHCO3 + Co(OH)2 = CoCO3 + Na2CO3 + H2O =>
2 NaHCO3 + Co(OH)2 = CoCO3 + Na2CO3 + 2 H2O
Na + CuCO3 = Na2CO3 + Cu =>
2 Na + CuCO3 = Na2CO3 + Cu
C2H5O2N + NaOH = C2H4NaO2N + H2O =>
C2H5O2N + NaOH = C2H4NaO2N + H2O
NH4HCO3 + Ba = BaCO3 + NH3 + H2 =>
NH4HCO3 + Ba = BaCO3 + NH3 + H2
CH3CH2CH2CH3 = CH2CHCH2CH3 + H2 =>
CH3CH2CH2CH3 = CH2CHCH2CH3 + H2
Ba(Cl)2 + CaOH = Ba(OH)2 + CaCl =>
Ba(Cl)2 + 2 CaOH = Ba(OH)2 + 2 CaCl
ZnCl2 + NaOH{-} = NaCl2 + OH{-} + Zn2 =>
2 ZnCl2 + 2 NaOH{-} = 2 NaCl2 + 2 OH{-} + Zn2
Cu + NO3{+}{-} + H{+}{+} = Cu{2}{+} + NO + H2O =>
5 Cu + 2 NO3{+}{-} + 8 H{+}{+} = 5 Cu{2}{+} + 2 NO + 4 H2O
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
M3H8 + Z2 = MZ2 + HZ3 =>
M3H8 + 15 Z2 = 3 MZ2 + 8 HZ3
C5H10 + Br2 = C5H10Br10 =>
C5H10 + 5 Br2 = C5H10Br10
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
K2O2 + CO = K2CO3 =>
K2O2 + CO = K2CO3
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
K2Cr2O7 + KOH + Na2S + H2O = K3(Cr(OH)6) + S + NaOH =>
K2Cr2O7 + 4 KOH + 3 Na2S + 7 H2O = 2 K3(Cr(OH)6) + 3 S + 6 NaOH
C3H9N + HCOOH = H2O + CH3CH2CH2NHCOH =>
C3H9N + HCOOH = H2O + CH3CH2CH2NHCOH
Fe3C + HClO4 = CO2 + Fe(ClO4)3 + H2O + HClO =>
6 Fe3C + 67 HClO4 = 6 CO2 + 18 Fe(ClO4)3 + 27 H2O + 13 HClO
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
HBr(aq) + NaHCO3 = NaBr(aq) + H2O(l) + CO2(g) =>
HBr(aq) + NaHCO3 = NaBr(aq) + H2O(l) + CO2(g)
HKO + H3O4P = K3PO4 + H2O =>
3 HKO + H3O4P = K3PO4 + 3 H2O
Ba(HSO3)2 + HNO3 = Ba + NO3 + SO2 + H2O =>
Ba(HSO3)2 + 2 HNO3 = Ba + 2 NO3 + 2 SO2 + 2 H2O
FeCO3 + FeS2 + HNO3 = Fe2(SO4)3 + CO2 + NO2 + H2O =>
FeCO3 + 3 FeS2 + 46 HNO3 = 2 Fe2(SO4)3 + CO2 + 46 NO2 + 23 H2O
CuSO4 + NaHCO3 = CuCO3*Cu(OH)2 + Na2SO4 + CO2 + H2O =>
2 CuSO4 + 4 NaHCO3 = CuCO3*Cu(OH)2 + 2 Na2SO4 + 3 CO2 + H2O
(CH3)(CH2)6(CH3) + O2 = CO2 + H2O =>
2(CH3)(CH2)6(CH3) + 25 O2 = 16 CO2 + 18 H2O
Al + Cr2O3 = Cr + AlO3 =>
Al + Cr2O3 = 2 Cr + AlO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
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