| Équations équilibrées la veille |
6 Br + 2 FeCl3 = 2 FeBr3 + 3 Cl2
LiOH + FeSO4 = Li2SO4 + Fe(OH)2 =>
2 LiOH + FeSO4 = Li2SO4 + Fe(OH)2
LiNO3 + Ag = AgNO3 + Li =>
LiNO3 + Ag = AgNO3 + Li
Zn(OH)2 + HCl(aq) = H2O + ZnCl2 =>
Zn(OH)2 + 2 HCl(aq) = 2 H2O + ZnCl2
SO2 + H2S = H2O + S =>
SO2 + 2 H2S = 2 H2O + 3 S
Al + Na2O = Al2O3 + Na =>
2 Al + 3 Na2O = Al2O3 + 6 Na
HOCH2CH2OCH2CH2OCH2CH2OH + O = CO2 + H2O =>
HOCH2CH2OCH2CH2OCH2CH2OH + 15 O = 6 CO2 + 7 H2O
FeCl2 + KMnO4 + H2SO4 = FeSO4 + K2SO4 + MnSO4 + Cl2 + H2O =>
5 FeCl2 + 2 KMnO4 + 8 H2SO4 = 5 FeSO4 + K2SO4 + 2 MnSO4 + 5 Cl2 + 8 H2O
(CaOH)2 + HNO3 = (CaNO3)2 + H2O =>
(CaOH)2 + 2 HNO3 = (CaNO3)2 + 2 H2O
As + Br2 = AsBr5 =>
2 As + 5 Br2 = 2 AsBr5
Na + Al(NO3)3 = NaNO3 + Al =>
3 Na + Al(NO3)3 = 3 NaNO3 + Al
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
W + HF + HNO3 = WF6 + NO + H2O =>
W + 6 HF + 2 HNO3 = WF6 + 2 NO + 4 H2O
SiO2 + C = SiCO + CO =>
SiO2 + 2 C = SiCO + CO
C5H7O2N + O2 = CO + H2O + NH3 =>
2 C5H7O2N + 5 O2 = 10 CO + 4 H2O + 2 NH3
ZnS + O2 = ZnO2 + SO =>
2 ZnS + 3 O2 = 2 ZnO2 + 2 SO
Al + Na2O = Al2O3 + Na =>
2 Al + 3 Na2O = Al2O3 + 6 Na
KI + Bi2 = BiI3 + K =>
6 KI + Bi2 = 2 BiI3 + 6 K
K2O + HPO3 = K2HPO4 =>
K2O + HPO3 = K2HPO4
C6H5C3H7 + O2 = C6H5OH + CH3COCH3 =>
C6H5C3H7 + O2 = C6H5OH + CH3COCH3
VOSO4 + HMnO4 + H2O = H3VO4 + MnSO4 + H2SO4 =>
5 VOSO4 + HMnO4 + 11 H2O = 5 H3VO4 + MnSO4 + 4 H2SO4
Sn2F2 = SnF =>
Sn2F2 = 2 SnF
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
CH3CH2CH2COOH + K2CO3 = CH3CH2CH2COOK + H2O + CO2 =>
2 CH3CH2CH2COOH + K2CO3 = 2 CH3CH2CH2COOK + H2O + CO2
NaIO3 + Al2(SO4)3 = Na2SO4 + Al(IO3)3 =>
6 NaIO3 + Al2(SO4)3 = 3 Na2SO4 + 2 Al(IO3)3
C3H8O + K2Cr2O7 + H2SO4 = C3H6O + Cr2(SO4)3 + K2SO4 + H2O =>
3 C3H8O + K2Cr2O7 + 4 H2SO4 = 3 C3H6O + Cr2(SO4)3 + K2SO4 + 7 H2O
Fe + ZnCl2 = FeCl2 + Zn =>
Fe + ZnCl2 = FeCl2 + Zn
Li2CO3 + Fe(C2H3O2)3 = LiC2H3O2 + Fe2(CO3)3 =>
3 Li2CO3 + 2 Fe(C2H3O2)3 = 6 LiC2H3O2 + Fe2(CO3)3
V2O5 + H2SO4 + C2H5OH = VOSO4 + C2H4O + H2O =>
V2O5 + 2 H2SO4 + C2H5OH = 2 VOSO4 + C2H4O + 3 H2O
H2O + CO2 + Na3C6H5O7 = C6H8O7 + NaHCO3 =>
3 H2O + 3 CO2 + Na3C6H5O7 = C6H8O7 + 3 NaHCO3
C4H10O(l) + O2(g) = CO(g) + H2O(g) =>
C4H10O(l) + 4 O2(g) = 4 CO(g) + 5 H2O(g)
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
Si + NaOH = Na4SiO4 + H2 =>
Si + 4 NaOH = Na4SiO4 + 2 H2
H2O + S2O3{2-} = SO4{2-} + H{+} + e =>
5 H2O + S2O3{2-} = 2 SO4{2-} + 10 H{+} + 8e
NH4Ac + H2O = NH4OH + HAc =>
NH4Ac + H2O = NH4OH + HAc
Na + Ca(NO2)2 = Ca + NaNO2 =>
2 Na + Ca(NO2)2 = Ca + 2 NaNO2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Fe3O4 + HNO3 = Fe(NO3)2 + Fe(NO3)3 + H2O =>
Fe3O4 + 8 HNO3 = Fe(NO3)2 + 2 Fe(NO3)3 + 4 H2O
AgBr + NaCN = Na[Ag(CN)2] + NaBr =>
AgBr + 2 NaCN = Na[Ag(CN)2] + NaBr
SO3 + H2O = H2O(SO3) =>
SO3 + H2O = H2O(SO3)
UO2 + HF = UF4 + H2O =>
UO2 + 4 HF = UF4 + 2 H2O
Cr(NO3)3 + Ni2(SO4)3 = Ni(NO3)3 + Cr2(SO4)3 =>
2 Cr(NO3)3 + Ni2(SO4)3 = 2 Ni(NO3)3 + Cr2(SO4)3
MgBr2 + Cl2 = MgCl2 + BrCl =>
MgBr2 + 2 Cl2 = MgCl2 + 2 BrCl
Ca10(PO4)6(OH)2 = Ca3(PO4)2 + H2O + CaO =>
Ca10(PO4)6(OH)2 = 3 Ca3(PO4)2 + H2O + CaO
Fe3(PO4)2 = Fe{2+} + PO4{3-} =>
Fe3(PO4)2 = 3 Fe{2+} + 2 PO4{3-}
Na4[Pb(OH)6] + HCl = PbCl2 + NaCl + H2O =>
Na4[Pb(OH)6] + 6 HCl = PbCl2 + 4 NaCl + 6 H2O
NaOH + C4H8O = C4 + H2O + Na =>
6 NaOH + C4H8O = C4 + 7 H2O + 6 Na
Ba3N2 + K = Ba3 + KN2 =>
Ba3N2 + K = Ba3 + KN2
CrCl3 + NH3*H2O = Cr(OH)3 + NH4Cl =>
CrCl3 + 3 NH3*H2O = Cr(OH)3 + 3 NH4Cl
C3H7COONa + NaOH = C3H8 + Na2CO3 =>
C3H7COONa + NaOH = C3H8 + Na2CO3
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