| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2SeO3 + Cl2 + H2O = Na2SeO4 + 2 HCl
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
Al2O3 + Fe = Fe3O4 + Al =>
4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al
Pb3O4 + H2 = Pb + H2O =>
Pb3O4 + 4 H2 = 3 Pb + 4 H2O
Fe + Sn(NO3)2 = FeNO3 + Sn =>
2 Fe + Sn(NO3)2 = 2 FeNO3 + Sn
CrCl3 + Cl2 + KOH = KCrO4 + KCl + H2O =>
CrCl3 + 2 Cl2 + 8 KOH = KCrO4 + 7 KCl + 4 H2O
HCOH + [Ag(NH3)2]OH = HCOOH + Ag + NH3 + H2O =>
HCOH + 2[Ag(NH3)2]OH = HCOOH + 2 Ag + 4 NH3 + H2O
H2Br2 = HBr =>
H2Br2 = 2 HBr
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
AuO + Si = Au + SiO =>
AuO + Si = Au + SiO
KBr(aq) + AgNO3(aq) = KNO3(aq) + AgBr(s) =>
KBr(aq) + AgNO3(aq) = KNO3(aq) + AgBr(s)
Na2CO3 + HCl = Na2Cl + HCO3 =>
Na2CO3 + HCl = Na2Cl + HCO3
KI + Br2 = KBr + I2 =>
2 KI + Br2 = 2 KBr + I2
C12H22O11 + O2 = CO2 + H20 =>
10 C12H22O11 + 65 O2 = 120 CO2 + 11 H20
CaF2 + Li2SO4 = CaSO4 + LiF =>
CaF2 + Li2SO4 = CaSO4 + 2 LiF
C22H46 + O2 = CO2 + H2O =>
2 C22H46 + 67 O2 = 44 CO2 + 46 H2O
Cr(OH)3 + Cl2 + NaOH = Na2CrO4 + NaCl + H2O =>
2 Cr(OH)3 + 3 Cl2 + 10 NaOH = 2 Na2CrO4 + 6 NaCl + 8 H2O
H2CO3 = CO2 + H2O =>
H2CO3 = CO2 + H2O
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
Na2S2O3 + Cl2 + H2O = Na2SO4 + HCl + H2SO4 =>
Na2S2O3 + 4 Cl2 + 5 H2O = Na2SO4 + 8 HCl + H2SO4
H3AsO4 + Pb(NO3)2 = PbHAsO4 + HNO3 =>
H3AsO4 + Pb(NO3)2 = PbHAsO4 + 2 HNO3
H + O = H2O =>
2 H + O = H2O
Ca(ClO)2 + HCl = CaCl2 + Cl2 + H2O =>
Ca(ClO)2 + 4 HCl = CaCl2 + 2 Cl2 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2SO4 + Pb3(AsO4)2 = PbSO4 + H3AsO4 =>
3 H2SO4 + Pb3(AsO4)2 = 3 PbSO4 + 2 H3AsO4
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
C24H50 + O2 = CO2 + H2O =>
2 C24H50 + 73 O2 = 48 CO2 + 50 H2O
Li3PO4 + NaBr = Na3PO4 + LiBr =>
Li3PO4 + 3 NaBr = Na3PO4 + 3 LiBr
Mg + BN = MgB2 + N2 =>
Mg + 2 BN = MgB2 + N2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C2H4 + H2O = C2H5OH =>
C2H4 + H2O = C2H5OH
C10H14 + O2 = CO2 + H2O =>
2 C10H14 + 27 O2 = 20 CO2 + 14 H2O
H2C2O4 + CaCl2 = CaC2O4 + HCl =>
H2C2O4 + CaCl2 = CaC2O4 + 2 HCl
MnO4{-} + H{+} + Fe{2+} = Mn{2+} + Fe{3+} + H2O =>
MnO4{-} + 8 H{+} + 5 Fe{2+} = Mn{2+} + 5 Fe{3+} + 4 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
P4 + O2 = P4O6 =>
P4 + 3 O2 = P4O6
MgO + BN = MgB2 + N2 + O =>
MgO + 2 BN = MgB2 + N2 + O
S02 + O2 = SO3 =>
S02 + 3 O2 = 2 SO3
C31H64 + O2 = CO2 + H2O =>
C31H64 + 47 O2 = 31 CO2 + 32 H2O
I20 + Na2S2O3 = Na2S4O6 + NaI =>
I20 + 20 Na2S2O3 = 10 Na2S4O6 + 20 NaI
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
I2 + Na2S2O3 = Na2S4O6 + NaI =>
I2 + 2 Na2S2O3 = Na2S4O6 + 2 NaI
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
KMnO4 + H2SO4 + NaBO4*4H2O = K2SO4 + MnO4 + NaOH + H2O + Na2B4O7 =>
16 KMnO4 + 8 H2SO4 + 4 NaBO4*4H2O = 8 K2SO4 + 16 MnO4 + 2 NaOH + 23 H2O + Na2B4O7
C + O2 = CO =>
2 C + O2 = 2 CO
KCLO3 = KCL + O2 =>
2 KCLO3 = 2 KCL + 3 O2
KH2PO4 + NaOH = KHPO4 + H2O + Na =>
KH2PO4 + NaOH = KHPO4 + H2O + Na
Zn + HNO3 = NH4NO3 + Zn(NO3)2 + H2O =>
4 Zn + 10 HNO3 = NH4NO3 + 4 Zn(NO3)2 + 3 H2O
Zn + Pb(CH3COO)2 = Pb + Zn(CH3COO)2 =>
Zn + Pb(CH3COO)2 = Pb + Zn(CH3COO)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/25/17
Équations équilibrées sur03/27/16
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