| Équations équilibrées la veille |
C6H4O2 + H2 = C6H6O2
XeF2(g) + H2O(l) = Xe(g) + HF(g) + O2 =>
2 XeF2(g) + 2 H2O(l) = 2 Xe(g) + 4 HF(g) + O2
C7H5ClO2 + NH3 = C7H7NO2 + HCl =>
C7H5ClO2 + NH3 = C7H7NO2 + HCl
Al + (OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al + 2(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
C31H64 + O2 = CH + H2O =>
4 C31H64 + 33 O2 = 124 CH + 66 H2O
[Cr(N2H4CO)6]4[Cr(CN)6]3 + KMnO4 + H2SO4 = K2Cr2O7 + MnSO4 + CO2 + KNO3 + K2SO4 + H2O =>
10[Cr(N2H4CO)6]4[Cr(CN)6]3 + 1176 KMnO4 + 1399 H2SO4 = 35 K2Cr2O7 + 1176 MnSO4 + 420 CO2 + 660 KNO3 + 223 K2SO4 + 1879 H2O
C7H5ClO2 + NH3 = C7H7NO2 + HCl =>
C7H5ClO2 + NH3 = C7H7NO2 + HCl
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Mn(OH)3 + HNO3 = MnNO3 + H(OH)3 =>
Mn(OH)3 + HNO3 = MnNO3 + H(OH)3
CaCO3 + HC2H3O2 = Ca(C2H3O2)2 + H2O + CO2 =>
CaCO3 + 2 HC2H3O2 = Ca(C2H3O2)2 + H2O + CO2
NaIO3 + HI = I2 + NaI + H2O =>
NaIO3 + 6 HI = 3 I2 + NaI + 3 H2O
AgNO3 + Na2C2O4 = Ag2C2O4 + NaNO3 =>
2 AgNO3 + Na2C2O4 = Ag2C2O4 + 2 NaNO3
Co(NO3)2 + H2S = Co2S2 + HNO3 =>
2 Co(NO3)2 + 2 H2S = Co2S2 + 4 HNO3
C2H5NO2 + NaCl = C2H5Cl + NaNO2 =>
C2H5NO2 + NaCl = C2H5Cl + NaNO2
H2SO4 + KBr + KBrO3 = K2SO4 + Br2 + H2O =>
3 H2SO4 + 5 KBr + KBrO3 = 3 K2SO4 + 3 Br2 + 3 H2O
KMnO4 + C6H12O6 + NaOH = C6H11O7Na + K2MnO4 + MnO2 + H2O =>
2 KMnO4 + 2 C6H12O6 + 2 NaOH = 2 C6H11O7Na + K2MnO4 + MnO2 + 2 H2O
C12H22O11(s) = C(s) + H2(g) + O2(g) =>
2 C12H22O11(s) = 24 C(s) + 22 H2(g) + 11 O2(g)
S8 + O6 = S8O6 =>
S8 + O6 = S8O6
Zn + NH4(OH) = Zn(OH)2 + NH4 =>
Zn + 2 NH4(OH) = Zn(OH)2 + 2 NH4
CrCl3 + (NH4)2S2O8 + H2O = H2Cr2O7 + (NH4)HSO4 + HCl =>
2 CrCl3 + 3(NH4)2S2O8 + 7 H2O = H2Cr2O7 + 6(NH4)HSO4 + 6 HCl
LiClO4 + AlF = LiF + AlClO4 =>
LiClO4 + AlF = LiF + AlClO4
Ba(OH)2(aq) + HBr(aq) = BaBr2(aq) + H2O =>
Ba(OH)2(aq) + 2 HBr(aq) = BaBr2(aq) + 2 H2O
NH4OH + Cu(NO3)2 = Cu(NO3)OH + NH4NO3 =>
NH4OH + Cu(NO3)2 = Cu(NO3)OH + NH4NO3
HCH3COO + Pb(NO3)2 = Pb(CH3COO)2 + HNO3 =>
2 HCH3COO + Pb(NO3)2 = Pb(CH3COO)2 + 2 HNO3
I2(s) + KF(g) = KI(aq) + F2(s) =>
I2(s) + 2 KF(g) = 2 KI(aq) + F2(s)
C3H6 + O2 = (heated)CO2 + H2O =>
2 C3H6 + 9 O2 = 6(heated)CO2 + 6 H2O
KNO3 + Cl2 + H2O = KClO + KCl + HNO3 =>
2 KNO3 + Cl2 + H2O = KClO + KCl + 2 HNO3
Ge3 + S = Ge3S2 =>
Ge3 + 2 S = Ge3S2
SO2 + NaOH + H2S = Na2S2O3 + H2O =>
4 SO2 + 6 NaOH + 2 H2S = 3 Na2S2O3 + 5 H2O
CH3CH2OH + HC2O2 = CH3CO2CH2CH3 + H2O =>
10 CH3CH2OH + 4 HC2O2 = 7 CH3CO2CH2CH3 + 4 H2O
VO2Cl2 + Zn + HCl + H2O = [V(H2O)6]Cl3 + ZnCl2 =>
2 VO2Cl2 + 3 Zn + 8 HCl + 8 H2O = 2[V(H2O)6]Cl3 + 3 ZnCl2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
P4O10 = P + O4 =>
2 P4O10 = 8 P + 5 O4
NaHCO3 + HC2H3O = NaC2H3O3 + CO2 + H2O =>
5 NaHCO3 + 3 HC2H3O = 5 NaC2H3O3 + CO2 + H2O
Zn + CuSO4 = ZnSO4(aq) + Cu(s) =>
Zn + CuSO4 = ZnSO4(aq) + Cu(s)
K3PO4 + Ca(NO3)2 = Ca3(PO4)2 + KNO3 =>
2 K3PO4 + 3 Ca(NO3)2 = Ca3(PO4)2 + 6 KNO3
Na2SO4 + Ba + Cl2 = NaCl + SO4Ba2 =>
Na2SO4 + 2 Ba + Cl2 = 2 NaCl + SO4Ba2
Zn3X2 + H2O = Zn{2+} + OH{-} + XH3 =>
Zn3X2 + 6 H2O = 3 Zn{2+} + 6 OH{-} + 2 XH3
KI + NaNO2 = I2 + KNO2 + Na =>
2 KI + 2 NaNO2 = I2 + 2 KNO2 + 2 Na
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
CuCl2 + NH3 = [Cu(NH3)4] + Cl =>
CuCl2 + 4 NH3 = [Cu(NH3)4] + 2 Cl
ReO2 + KOH = K2ReO3 + H2O =>
ReO2 + 2 KOH = K2ReO3 + H2O
C2O2 = C + O =>
C2O2 = 2 C + 2 O
NaHCO3 + CH3(CH2)16COOH = CH3(CH2)16COONa + CO2 + H2O =>
NaHCO3 + CH3(CH2)16COOH = CH3(CH2)16COONa + CO2 + H2O
NaIO3 + HI = I2 + NaI + H2O =>
NaIO3 + 6 HI = 3 I2 + NaI + 3 H2O
NaBH4(s) + H2SO4(aq) = B2H6(g) + H2(g) + Na2SO4(aq) =>
2 NaBH4(s) + H2SO4(aq) = B2H6(g) + 2 H2(g) + Na2SO4(aq)
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