Équations équilibrées la veille |
CH4 + 2 O2 = CO2 + 2 H2O
Pb(NO3)2 + NaCH3COO = Pb(CH3COO)2 + NaNO3 =>
Pb(NO3)2 + 2 NaCH3COO = Pb(CH3COO)2 + 2 NaNO3
Fe + CuCl2 = FeCl3 + Cu =>
2 Fe + 3 CuCl2 = 2 FeCl3 + 3 Cu
SrMnO3 + H2O = MnO2 + Sr(OH)2 =>
SrMnO3 + H2O = MnO2 + Sr(OH)2
NaHSO3 + HCl = SO2 + H2O + NaCl =>
NaHSO3 + HCl = SO2 + H2O + NaCl
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
SrMnO3 + H2O = MnO2 + Sr(OH)2 =>
SrMnO3 + H2O = MnO2 + Sr(OH)2
NH2OH + HCl = (NH2OH)HCl =>
NH2OH + HCl = (NH2OH)HCl
N2 + H2 + Br2 = NH4Br =>
N2 + 4 H2 + Br2 = 2 NH4Br
ICl3 + H2O = ICl + HIO3 + HCl =>
2 ICl3 + 3 H2O = ICl + HIO3 + 5 HCl
HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O
Ca(OH)2 + Cl2 = Ca(ClO)2 + CaCl2 + H2O =>
2 Ca(OH)2 + 2 Cl2 = Ca(ClO)2 + CaCl2 + 2 H2O
Zn(OH)2 + H3O = H2O + Zn =>
Zn(OH)2 + 2 H3O = 4 H2O + Zn
Cl + NH3 = N2 + NH4Cl =>
6 Cl + 8 NH3 = N2 + 6 NH4Cl
Ag(NO3)2 + HCl = AgCl + H2 + NO3 =>
2 Ag(NO3)2 + 2 HCl = 2 AgCl + H2 + 4 NO3
S + H2O = H2S + O2 =>
2 S + 2 H2O = 2 H2S + O2
FeO + PdF2 = FeF2 + PdO =>
FeO + PdF2 = FeF2 + PdO
K4Fe(CN)6 + KMnO4 + H2SO4 = K2SO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 218 H2SO4 = 81 K2SO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
C2H5OH + C4H6O6 = C8H14O6 + H2O =>
2 C2H5OH + C4H6O6 = C8H14O6 + 2 H2O
Pb + Na + C2H5Cl = Pb(C2H5)4 + NaCl =>
Pb + 4 Na + 4 C2H5Cl = Pb(C2H5)4 + 4 NaCl
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
C2H2 + KMnO4 = C2H2O4 + KMn =>
C2H2 + KMnO4 = C2H2O4 + KMn
(CH3)2N2H2 + H2O4 = N2 + H2O + CO2 =>
3(CH3)2N2H2 + 8 H2O4 = 3 N2 + 20 H2O + 6 CO2
CUO + HCl = CUCl2 + H2O =>
CUO + 2 HCl = CUCl2 + H2O
H2O2 + C3H6O = C9H8O4 + H2O =>
6 H2O2 + 3 C3H6O = C9H8O4 + 11 H2O
KI + AlN = KN + AlI =>
KI + AlN = KN + AlI
CH3COOH + CH3NH2 = CH3COOCH3 + NH3 =>
CH3COOH + CH3NH2 = CH3COOCH3 + NH3
KMnO4 + H2SO4 + KI = KOH + MnO2 + I + K2SO4 =>
KMnO4 + H2SO4 + 3 KI = 2 KOH + MnO2 + 3 I + K2SO4
ZnSO4 + NaOH = Zn(OH)2 + SO4Na2 =>
ZnSO4 + 2 NaOH = Zn(OH)2 + SO4Na2
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Fe(NO3)3 + K2SO3 = Fe2(SO3)3 + KNO3 =>
2 Fe(NO3)3 + 3 K2SO3 = Fe2(SO3)3 + 6 KNO3
Ba + H2 = BaH =>
2 Ba + H2 = 2 BaH
P2O4 = P + O2 =>
P2O4 = 2 P + 2 O2
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
ZnCl2 + HNO3 = Zn(NO3)2 + HCl =>
ZnCl2 + 2 HNO3 = Zn(NO3)2 + 2 HCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Na + CrF3 = Cr + NaF =>
3 Na + CrF3 = Cr + 3 NaF
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
Pb(NO3)2 + NH3 + H2O = Pb(OH)2 + NH4NO3 =>
Pb(NO3)2 + 2 NH3 + 2 H2O = Pb(OH)2 + 2 NH4NO3
FeO + PdF2 = FeF2 + PdO =>
FeO + PdF2 = FeF2 + PdO
H2S2O3 + H2Cr2O7 + H2SO4 = Cr2(SO4)3 + H2O =>
3 H2S2O3 + 4 H2Cr2O7 + 6 H2SO4 = 4 Cr2(SO4)3 + 13 H2O
FeS3 + HNO3 = Fe(NO3)9 + NO + S + H2O =>
FeS3 + 12 HNO3 = Fe(NO3)9 + 3 NO + 3 S + 6 H2O
Fe(OH)3 + H2C2O4*2H2O + K2C2O4*H2O = K3(Fe(C2O4)3)*3H2O + H2O =>
2 Fe(OH)3 + 3 H2C2O4*2H2O + 3 K2C2O4*H2O = 2 K3(Fe(C2O4)3)*3H2O + 9 H2O
*2Na + Cl2 = *2NaCl =>
*2Na + Cl2 = *2NaCl
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Li(s) + AlN(aq) = Li3N(aq) + Al(s) =>
3 Li(s) + AlN(aq) = Li3N(aq) + Al(s)
HSO3{-} + OH = SO3{-}2 + H2O =>
HSO3{-} + OH = SO3{-}2 + H2O
FeSO4 + H2CO3 = FeCO3 + H2SO4 =>
FeSO4 + H2CO3 = FeCO3 + H2SO4
PbS + HNO3 = S + Pb(NO3)2 + NO + H2O =>
3 PbS + 8 HNO3 = 3 S + 3 Pb(NO3)2 + 2 NO + 4 H2O
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