| Équations équilibrées la veille |
2(NH4)2SO4 + Cu2 = 2 CuSO4 + 2(NH4)2
HL + H2SO4 = H2SO3 + L2 + H2O =>
2 HL + H2SO4 = H2SO3 + L2 + H2O
HMnO4 + H2SO3 + HCl = Mn2S5 + HClO2 + H2O =>
4 HMnO4 + 10 H2SO3 + 17 HCl = 2 Mn2S5 + 17 HClO2 + 12 H2O
Ba2 + Br = BaBr2 =>
Ba2 + 4 Br = 2 BaBr2
P5O10 + H2O = OH + P =>
P5O10 + 10 H2O = 20 OH + 5 P
HCl + Ca(HCO3)2 = CaCl + H(HCO3)2 =>
HCl + Ca(HCO3)2 = CaCl + H(HCO3)2
Fe3SO4 + NaOH = Fe3(OH)2 + Na2SO4 =>
Fe3SO4 + 2 NaOH = Fe3(OH)2 + Na2SO4
AuO2 + H2SO4 = AuSO4 + O2 + H2O =>
2 AuO2 + 2 H2SO4 = 2 AuSO4 + O2 + 2 H2O
Sn(OH)4 + H4P2O7 = SnP2O7 + H2O =>
Sn(OH)4 + H4P2O7 = SnP2O7 + 4 H2O
Fe2 + NaOH = Fe(OH)3 + Na =>
Fe2 + 6 NaOH = 2 Fe(OH)3 + 6 Na
Na2HPO4 + (NH4)2MoO4 + HNO3 = (NH4)3[PMo12O40] + NaNO3 + NH4NO3 + H2O =>
Na2HPO4 + 12(NH4)2MoO4 + 23 HNO3 = (NH4)3[PMo12O40] + 2 NaNO3 + 21 NH4NO3 + 12 H2O
Fe(OH)2 + O2 = FeOOH + H2O =>
4 Fe(OH)2 + O2 = 4 FeOOH + 2 H2O
KCO3 + NaNO3 = NaCO3 + KNO3 =>
KCO3 + NaNO3 = NaCO3 + KNO3
CHOH + O2 = CO3 + H2O =>
2 CHOH + 3 O2 = 2 CO3 + 2 H2O
Fe(NO3)3 = Fe2O3 + NO2 + O2 =>
4 Fe(NO3)3 = 2 Fe2O3 + 12 NO2 + 3 O2
C6H4(CH3){-}CH3 + KMnO4 + H2SO4 = C6H4(COOH){-}COOH + K2SO4 + MnSO4 + H2O =>
5 C6H4(CH3){-}CH3 + 6 KMnO4 + 9 H2SO4 = 5 C6H4(COOH){-}COOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
CaFeSO4 = FeCaSO4 =>
CaFeSO4 = FeCaSO4
CuO8 + HCl + Al = Cu + AlCl3 + H2O =>
3 CuO8 + 48 HCl + 16 Al = 3 Cu + 16 AlCl3 + 24 H2O
NaCl + H2SO4 + MnO2 = Na2SO4 + MnSO4 + H2O + Cl2 =>
2 NaCl + 2 H2SO4 + MnO2 = Na2SO4 + MnSO4 + 2 H2O + Cl2
CuO + CH3COOH = Cu(CH3CO2)2 + H2O =>
CuO + 2 CH3COOH = Cu(CH3CO2)2 + H2O
NiS + Na = NiNa + S =>
NiS + Na = NiNa + S
H2 + Al2O3 = Al + H2O3 =>
H2 + Al2O3 = 2 Al + H2O3
Sb(s) + Br2(l) = SbBr3(s) =>
2 Sb(s) + 3 Br2(l) = 2 SbBr3(s)
H2CrO4 + HCl = H2O + CrO2Cl2 =>
H2CrO4 + 2 HCl = 2 H2O + CrO2Cl2
Pb(NO3)2H2S = PbSH2(NO3)2 =>
Pb(NO3)2H2S = PbSH2(NO3)2
CH3(CH2)13COONa(s) + FeCl3(aq) = (CH3(CH2)13COO)3Fe(aq) + NaCl(aq) =>
3 CH3(CH2)13COONa(s) + FeCl3(aq) = (CH3(CH2)13COO)3Fe(aq) + 3 NaCl(aq)
BaI2 + F2 = BaF2 + I2 =>
BaI2 + F2 = BaF2 + I2
KMnO4 + CH3OH + H2SO4 = CH2O + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 5 CH3OH + 3 H2SO4 = 5 CH2O + K2SO4 + 2 MnSO4 + 8 H2O
Fe + LiCN = Li + Fe(CN)3 =>
Fe + 3 LiCN = 3 Li + Fe(CN)3
ZnS + HBr = ZnBr + SH =>
ZnS + HBr = ZnBr + SH
C2H5NH3Cl + NaOH = C2H5NH3OH + NaCl =>
C2H5NH3Cl + NaOH = C2H5NH3OH + NaCl
CH3CH2OH + Cr2O7{3+} + H{+} = CH3CHO + Cr{3+} + H2O =>
11 CH3CH2OH + 2 Cr2O7{3+} + 6 H{+} = 11 CH3CHO + 4 Cr{3+} + 14 H2O
K2O + H2O = KOH(aq) =>
K2O + H2O = 2 KOH(aq)
NaCl + H2SO4 + MnO2 = Na2SO4 + MnSO4 + H2O + Cl2 =>
2 NaCl + 2 H2SO4 + MnO2 = Na2SO4 + MnSO4 + 2 H2O + Cl2
C6H10O5 = CO2 + C + H2 =>
2 C6H10O5 = 5 CO2 + 7 C + 10 H2
NaOH + HC6H7O7 = H2O + NaC6H7O7 =>
NaOH + HC6H7O7 = H2O + NaC6H7O7
NH3 + HClO4 = H4 + NClO4 =>
NH3 + HClO4 = H4 + NClO4
Cl + NaBr2 = ClBr2 + Na =>
Cl + NaBr2 = ClBr2 + Na
C2H5COH + H2 = C2H5COH3 =>
C2H5COH + H2 = C2H5COH3
Fe + CUCl = FeCl3 + CU =>
Fe + 3 CUCl = FeCl3 + 3 CU
ZnOH2O = Zn(OH)2 =>
ZnOH2O = Zn(OH)2
Ca(NO3)2 + KOH = KOH(NO3) + Ca =>
Ca(NO3)2 + 2 KOH = 2 KOH(NO3) + Ca
C12O11H22 + O2 = CO2 + H2O =>
C12O11H22 + 12 O2 = 12 CO2 + 11 H2O
ZnI2 + H3PO4 = Zn3(PO4)2 + HI =>
3 ZnI2 + 2 H3PO4 = Zn3(PO4)2 + 6 HI
NH4OHCO2 = NH4HCO3 =>
NH4OHCO2 = NH4HCO3
Zn + Bi(NO3)2 = Zn(NO3)2 + Bi =>
Zn + Bi(NO3)2 = Zn(NO3)2 + Bi
KHCO3 = CO2 + H2O + K2CO3 =>
2 KHCO3 = CO2 + H2O + K2CO3
PbCrO4 + HCl + FeSO4 = PbCl2 + Cr2(SO4)3 + FeCl + H2O + Fe(SO4)3 =>
4 PbCrO4 + 32 HCl + 33 FeSO4 = 4 PbCl2 + 2 Cr2(SO4)3 + 24 FeCl + 16 H2O + 9 Fe(SO4)3
MoO2F2 + NaOH = H2MoO4 + NaF =>
MoO2F2 + 2 NaOH = H2MoO4 + 2 NaF
O7 = O =>
O7 = 7 O
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