| Équations équilibrées la veille |
4 Fe + 3 O2 = 2 Fe2O3
O2 + Cu(OC3H7) + Ba((OC3H7)2) + Y((OC3H7))3 = YBa2Cu3O7 + H2O + CO2 =>
46 O2 + 3 Cu(OC3H7) + 2 Ba((OC3H7)2) + Y((OC3H7))3 = YBa2Cu3O7 + 35 H2O + 30 CO2
HNO3 + FeO = Fe(NO3)3 + H2O + NO =>
10 HNO3 + 3 FeO = 3 Fe(NO3)3 + 5 H2O + NO
MgSO4*7H2O(s) + NaOH(aq) = Mg(OH)2(s) + Na2SO4(aq) + H2O =>
MgSO4*7H2O(s) + 2 NaOH(aq) = Mg(OH)2(s) + Na2SO4(aq) + 7 H2O
MnSO4 + PbO2 + H2SO4 = MnO4 + PbSO4 + H2O =>
MnSO4 + 3 PbO2 + 2 H2SO4 = MnO4 + 3 PbSO4 + 2 H2O
Sn + S8 = SnS =>
8 Sn + S8 = 8 SnS
Na(NO3)2 + NaOH = Na(OH)2 + NaNO3 =>
Na(NO3)2 + 2 NaOH = Na(OH)2 + 2 NaNO3
H2SO4 + Ca3(PO4)2 = CaSO4 + H3PO4 =>
3 H2SO4 + Ca3(PO4)2 = 3 CaSO4 + 2 H3PO4
C2H2(v) + O2(g) = CO2(g) + H2O(v) =>
2 C2H2(v) + 5 O2(g) = 4 CO2(g) + 2 H2O(v)
H2CO3 + H2O = H3O + CO3 =>
H2CO3 + 2 H2O = 2 H3O + CO3
Cu2S + O2 = CuO + S02 =>
2 Cu2S + 2 O2 = 4 CuO + S02
Cl7 = Cl =>
Cl7 = 7 Cl
HClO4 = H + Cl + O =>
HClO4 = H + Cl + 4 O
BaCl2 + C4H6O6 = BaC4H4O6 + HCl =>
BaCl2 + C4H6O6 = BaC4H4O6 + 2 HCl
NaHCO3 + Ca(OH)2 = CaCO3 + H2O + NaOH =>
NaHCO3 + Ca(OH)2 = CaCO3 + H2O + NaOH
CH3COOH + NaNO3 = HNO3 + CH3COONa =>
CH3COOH + NaNO3 = HNO3 + CH3COONa
C2H52 + O2 = CO2(g) + H2O =>
C2H52 + 15 O2 = 2 CO2(g) + 26 H2O
Fe(s) + Pb(NO3)2 = Fe(NO3)3 + Pb =>
2 Fe(s) + 3 Pb(NO3)2 = 2 Fe(NO3)3 + 3 Pb
H2SO4 + ScCl3 = Sc2(SO4)3 + HCl =>
3 H2SO4 + 2 ScCl3 = Sc2(SO4)3 + 6 HCl
C4H10O + H2CrO4 + H2SO4 = C4H8O2 + Cr2(SO4)3 + H2O =>
3 C4H10O + 4 H2CrO4 + 6 H2SO4 = 3 C4H8O2 + 2 Cr2(SO4)3 + 13 H2O
Ce(NO3)3 + NH4OH = Ce(OH)3 + NH4NO3 =>
Ce(NO3)3 + 3 NH4OH = Ce(OH)3 + 3 NH4NO3
Al2(CO3)3 + HCl = AlCl3 + H2CO3 =>
Al2(CO3)3 + 6 HCl = 2 AlCl3 + 3 H2CO3
HNO3 + KOH = H2O + NO3K =>
HNO3 + KOH = H2O + NO3K
NaOH + C10H20O2 + O2 = CH3C8H16C8O16Na + H2O =>
10 NaOH + 17 C10H20O2 + 98 O2 = 10 CH3C8H16C8O16Na + 80 H2O
C3H98 + O2 = CO2 + H2O =>
2 C3H98 + 55 O2 = 6 CO2 + 98 H2O
Fe(C2O4)2{-2} + H2O2 = Fe{+3} + C2O4{-2} + OH{-} =>
2 Fe(C2O4)2{-2} + H2O2 = 2 Fe{+3} + 4 C2O4{-2} + 2 OH{-}
BaBr2 + K2Cr2O7 + H3PO4 = CrPO4 + Ba3(PO4)2 + K3PO4 + Br2 + H2O =>
9 BaBr2 + 3 K2Cr2O7 + 14 H3PO4 = 6 CrPO4 + 3 Ba3(PO4)2 + 2 K3PO4 + 9 Br2 + 21 H2O
KMnO4 + Na2SO3 = K2SO3 + NaMnO4 =>
2 KMnO4 + Na2SO3 = K2SO3 + 2 NaMnO4
Sn + S8 = SnS =>
8 Sn + S8 = 8 SnS
FeBr3 + AgNO3 = AgBr + Fe(NO3)3 =>
FeBr3 + 3 AgNO3 = 3 AgBr + Fe(NO3)3
Pb2(SO4) + NaCl2 = PbCl2 + Na2(SO4) =>
Pb2(SO4) + 2 NaCl2 = 2 PbCl2 + Na2(SO4)
Cu3(PO4)2 + SiO2 + C = CuSiO3 + CO + P4 =>
2 Cu3(PO4)2 + 6 SiO2 + 10 C = 6 CuSiO3 + 10 CO + P4
Sn + Ag{+) = Sn{2+}+Ag =>
Sn + 2 Ag{+) = Sn{2+}+2Ag
ZnS + HCl = ZnCl2 + H2S = =>
ZnS + 2 HCl = ZnCl2 + H2S
C19H28O2 + O2 = CO2 + H2O =>
C19H28O2 + 25 O2 = 19 CO2 + 14 H2O
Na3PO4(aq) + MgBr2(aq) = Mg3(PO4)2 + NaBr =>
2 Na3PO4(aq) + 3 MgBr2(aq) = Mg3(PO4)2 + 6 NaBr
HCl + PbSO3 = PbCl2 + H2O + SO2 =>
2 HCl + PbSO3 = PbCl2 + H2O + SO2
H3AsO4 + Li2O = Li3AsO4 + H2O =>
2 H3AsO4 + 3 Li2O = 2 Li3AsO4 + 3 H2O
K + H2 + C + O2 = KHCO3 =>
2 K + H2 + 2 C + 3 O2 = 2 KHCO3
CH3(CH2)2(CH)3 + O2 = CO2 + H2O =>
2 CH3(CH2)2(CH)3 + 17 O2 = 12 CO2 + 10 H2O
CHH10O5 + O2 = CO2 + H2O =>
4 CHH10O5 + 5 O2 = 4 CO2 + 22 H2O
Ca(OH)2 + NH4Cl = NH3 + CaCl2 + H2O =>
Ca(OH)2 + 2 NH4Cl = 2 NH3 + CaCl2 + 2 H2O
NH4CH3COO + Ba(OH)2 = NH3 + H2O + Ba(CH3COO)2 =>
2 NH4CH3COO + Ba(OH)2 = 2 NH3 + 2 H2O + Ba(CH3COO)2
FeCl2 + NaNO2 = NaCl + Fe(NO2)2 =>
FeCl2 + 2 NaNO2 = 2 NaCl + Fe(NO2)2
OH[{-}] + H2 + S = S[{-}2}]+H2O =>
2 OH[{-}] + H2 + 2 S = 2 S[{-}2}]+2H2O
BaO + NaF = BaF2 + Na2O =>
BaO + 2 NaF = BaF2 + Na2O
K + H2 + C + O2 = KHCO3 =>
2 K + H2 + 2 C + 3 O2 = 2 KHCO3
BaCl2 + H3P = Ba3P2 + HCl =>
3 BaCl2 + 2 H3P = Ba3P2 + 6 HCl
CHCl3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + Cl2 + H2O + CO2 =>
6 CHCl3 + 5 K2Cr2O7 + 20 H2SO4 = 5 Cr2(SO4)3 + 5 K2SO4 + 9 Cl2 + 23 H2O + 6 CO2
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
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