| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe + 3 Pb(NO3)2 = 2 Fe(NO3)3 + 3 Pb
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
HI = H + I =>
HI = H + I
CO = C + O2 =>
2 CO = 2 C + O2
CO2 + LiOH = Li2CO3 + H2O =>
CO2 + 2 LiOH = Li2CO3 + H2O
Mg + HCl = MgCl + H =>
Mg + HCl = MgCl + H
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Ca + N2 = Ca5N2 =>
5 Ca + N2 = Ca5N2
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Zn(s) + HBr(aq) = ZnBr2(aq) + H2(g) =>
Zn(s) + 2 HBr(aq) = ZnBr2(aq) + H2(g)
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
PB(No3)2 + KI = PBI2 + KNo3 =>
PB(No3)2 + 2 KI = PBI2 + 2 KNo3
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
NaHCO3 + CH3COOH = CO2 + H2O + CH3COONa =>
NaHCO3 + CH3COOH = CO2 + H2O + CH3COONa
C4H6 + O2 = CO2 + H2O =>
2 C4H6 + 11 O2 = 8 CO2 + 6 H2O
Zn(s) + CuSO4(aq) = Cu(s) + ZnSO4(aq) =>
Zn(s) + CuSO4(aq) = Cu(s) + ZnSO4(aq)
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CR2S3 + MN(NO3)2 + Na2CO3 = NO + CO2 + Na2CRO4 + Na2MNO4 + Na2SO4 =>
CR2S3 + 13 MN(NO3)2 + 18 Na2CO3 = 26 NO + 17 CO2 + 2 Na2CRO4 + 13 Na2MNO4 + 3 Na2SO4
Cu2S + O2 = Cu2O + SO2 =>
2 Cu2S + 3 O2 = 2 Cu2O + 2 SO2
Fe2SO4 + Zn = ZnSO4 + Fe =>
Fe2SO4 + Zn = ZnSO4 + 2 Fe
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C17H19N3O3S + HCl = C17H20N3O3ClS =>
C17H19N3O3S + HCl = C17H20N3O3ClS
C12H10 + O4 = CO2 + H2O =>
4 C12H10 + 29 O4 = 48 CO2 + 20 H2O
Hg + H2SO4 = HgSO4 + H2O + SO2 =>
Hg + 2 H2SO4 = HgSO4 + 2 H2O + SO2
NA + CL = NACL =>
NA + CL = NACL
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
OH + H2 = H2O =>
2 OH + H2 = 2 H2O
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
SrS = Sr + S =>
SrS = Sr + S
Al + FeO = Fe + Al2O3 =>
2 Al + 3 FeO = 3 Fe + Al2O3
Ca(s) + AuCl3(aq) = CaCl2 + Au =>
3 Ca(s) + 2 AuCl3(aq) = 3 CaCl2 + 2 Au
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
C + H2 = CH4 =>
C + 2 H2 = CH4
(NH4)3PO4 + Sr(NO3)2 = Sr3(PO4)2 + NH4NO3 =>
2(NH4)3PO4 + 3 Sr(NO3)2 = Sr3(PO4)2 + 6 NH4NO3
BaSO4 + H2O = Ba(OH)2 + H2SO4 =>
BaSO4 + 2 H2O = Ba(OH)2 + H2SO4
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
HNO3 + P4 + H2O = H3PO4 + NO =>
20 HNO3 + 3 P4 + 8 H2O = 12 H3PO4 + 20 NO
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Na + RbCl = NaCl + Rb =>
Na + RbCl = NaCl + Rb
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Al(NO3)3 + (NH4)3PO4 = AlPO4 + NH4NO3 =>
Al(NO3)3 + (NH4)3PO4 = AlPO4 + 3 NH4NO3
Cr2O7{2-} + Cu{+} + H{+} = Cr{3+} + Cu{2+} + H2O =>
Cr2O7{2-} + 6 Cu{+} + 14 H{+} = 2 Cr{3+} + 6 Cu{2+} + 7 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/25/18
Équations équilibrées sur04/24/17
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