| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
ZnO = Zn + O =>
ZnO = Zn + O
PbO + C = Pb + CO =>
PbO + C = Pb + CO
HCl + WO3 = Cl2 + HWO3 =>
2 HCl + 2 WO3 = Cl2 + 2 HWO3
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Al + O = AlO =>
Al + O = AlO
HCl + WO3 = Cl2 + H2WO3 =>
2 HCl + WO3 = Cl2 + H2WO3
Na2S + Pb(C2H3O2)2 = PbS + NaC2H3O2 =>
Na2S + Pb(C2H3O2)2 = PbS + 2 NaC2H3O2
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
HCl + WO3 = Cl2 + H2WO3 =>
2 HCl + WO3 = Cl2 + H2WO3
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
C9H20O + O2 = CO2 + H2O =>
2 C9H20O + 27 O2 = 18 CO2 + 20 H2O
CuO + NH3 = N2 + H2O + Cu =>
3 CuO + 2 NH3 = N2 + 3 H2O + 3 Cu
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C5H8 + O2 = CO2 + H2O =>
C5H8 + 7 O2 = 5 CO2 + 4 H2O
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
Na3PO4 + Ba(OH)2 = Ba3(PO4)2 + NaOH =>
2 Na3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 NaOH
PbSO4 = PbSO3 + O2 =>
2 PbSO4 = 2 PbSO3 + O2
CaCl2 + Na2(CO3) = Ca(CO3) + NaCl =>
CaCl2 + Na2(CO3) = Ca(CO3) + 2 NaCl
NaOH + Al2(SO3)3 = Na2SO3 + Al(OH)3 =>
6 NaOH + Al2(SO3)3 = 3 Na2SO3 + 2 Al(OH)3
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
CH3CH2CHO + O2 = CO2 + H20 =>
10 CH3CH2CHO + 25 O2 = 30 CO2 + 3 H20
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
CH3CH2CHO + O2 = CO2 + H2O =>
CH3CH2CHO + 4 O2 = 3 CO2 + 3 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
S + Zn = ZnS =>
S + Zn = ZnS
CuBr2 = Br + Cu =>
CuBr2 = 2 Br + Cu
CuCl2 + Na2(CO3) = NaCl + Cu(CO3) =>
CuCl2 + Na2(CO3) = 2 NaCl + Cu(CO3)
Na3PO4 + CaCl2 = Ca3(PO4)2 + NaCl =>
2 Na3PO4 + 3 CaCl2 = Ca3(PO4)2 + 6 NaCl
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
Ba(OH)2 + HNO3 = Ba(NO3)2 + HOH =>
Ba(OH)2 + 2 HNO3 = Ba(NO3)2 + 2 HOH
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
H2SO4 + Pb + PbO2 = PbSO4 + H2O =>
2 H2SO4 + Pb + PbO2 = 2 PbSO4 + 2 H2O
H2S + FeCl3 = Fe2S3 + HCl =>
3 H2S + 2 FeCl3 = Fe2S3 + 6 HCl
K2Cr2O7 + HCl = CrCl3 + KCl + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 CrCl3 + 2 KCl + 7 H2O + 3 Cl2
S + HNO3 = H2SO4 + NO =>
S + 2 HNO3 = H2SO4 + 2 NO
Ag2O + HI = AgI + H2O =>
Ag2O + 2 HI = 2 AgI + H2O
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
H2O2 = H2 + O2 =>
H2O2 = H2 + O2
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/02/14
Équations équilibrées sur05/02/13
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