| Équations équilibrées la veille | Équations équilibrées le lendemain |
CO + 3 H2 = H2O + CH4
CH3CH2OHCH3Li = CH3CH2LiCH3OH =>
CH3CH2OHCH3Li = CH3CH2LiCH3OH
K2CO3 + H2O = KOH + H2CO3 =>
K2CO3 + 2 H2O = 2 KOH + H2CO3
C6H5NO2 + Sn + HCl = C6H7N + SnCl2 + H2O =>
C6H5NO2 + 3 Sn + 6 HCl = C6H7N + 3 SnCl2 + 2 H2O
CaCl2 + MnCl2 = CaMn4 + Cl2 =>
CaCl2 + 4 MnCl2 = CaMn4 + 5 Cl2
Fe + HCl + HNO3 = FeCl2 + NO + H2O =>
3 Fe + 6 HCl + 2 HNO3 = 3 FeCl2 + 2 NO + 4 H2O
IIK = I2K =>
IIK = I2K
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
K2SiO3 + BaBr2 = BaSiO3 + KBr =>
K2SiO3 + BaBr2 = BaSiO3 + 2 KBr
C4H6O5 + Al(OH)3 = H2O + Al2(C4H4O5)3 =>
3 C4H6O5 + 2 Al(OH)3 = 6 H2O + Al2(C4H4O5)3
Cr2(SO4)3 + Na2S + H2O = Na2SO4 + Cr(OH)2 + H2S =>
4 Cr2(SO4)3 + 13 Na2S + 20 H2O = 13 Na2SO4 + 8 Cr(OH)2 + 12 H2S
Hf + O2 = HfO2 =>
Hf + O2 = HfO2
Cl2 + BaI2 = BaCl2 + I =>
Cl2 + BaI2 = BaCl2 + 2 I
C18H32O16 + H2O = C2H5OH + CO2 =>
C18H32O16 + 2 H2O = 6 C2H5OH + 6 CO2
NH3 + CuO = H2O + N2 + Cu =>
2 NH3 + 3 CuO = 3 H2O + N2 + 3 Cu
C15H31 + O2 = CO2 + H2O =>
4 C15H31 + 91 O2 = 60 CO2 + 62 H2O
Na2SO4HNO3 = HSO4Na2NO3 =>
Na2SO4HNO3 = HSO4Na2NO3
Na2CO3 + CH3COOH = Na + CO2 + H2O =>
4 Na2CO3 + CH3COOH = 8 Na + 6 CO2 + 2 H2O
BaCl2 + SO2 = BaSO2 + Cl =>
BaCl2 + SO2 = BaSO2 + 2 Cl
(HCOO)2Ca + CO2 + H2O = HCOOH + Ca(HCO3)2 =>
(HCOO)2Ca + 2 CO2 + 2 H2O = 2 HCOOH + Ca(HCO3)2
NaOH + KBr = KOH + NaBr =>
NaOH + KBr = KOH + NaBr
BaI2 + F2 = BaF2 + I2 =>
BaI2 + F2 = BaF2 + I2
H2O + NH4NO3 = NH4OH + HNO3 =>
H2O + NH4NO3 = NH4OH + HNO3
BaHPO4 + HCl = H3PO4 + BaCl2 =>
BaHPO4 + 2 HCl = H3PO4 + BaCl2
NaOH + Fe(No3)2 = Fe(OH)2 + NaNo3 =>
2 NaOH + Fe(No3)2 = Fe(OH)2 + 2 NaNo3
PbSHCl = PbClHS =>
PbSHCl = PbClHS
HClO4 + SO2 + H2O = HCl + H2SO4 =>
HClO4 + 4 SO2 + 4 H2O = HCl + 4 H2SO4
MnO2 + H2O = Mn(OH)4 =>
MnO2 + 2 H2O = Mn(OH)4
C2H7NO2 + NaOH = CO2 + (NH4)OH + Na + H2O =>
C2H7NO2 + 8 NaOH = 2 CO2 + (NH4)OH + 8 Na + 5 H2O
Fe(NO3)2 + K2S = FeS + K(NO3) =>
Fe(NO3)2 + K2S = FeS + 2 K(NO3)
C2H4 + KMnO4 + HOH = C2H6O2 + MnO2 + KOH =>
3 C2H4 + 2 KMnO4 + 4 HOH = 3 C2H6O2 + 2 MnO2 + 2 KOH
C3HH + O2 = CO2 + H2O =>
2 C3HH + 7 O2 = 6 CO2 + 2 H2O
Co(s) + O2 = Co2O3 =>
4 Co(s) + 3 O2 = 2 Co2O3
C5H11OSO3H + Br2 = C5H12 + BrSO4 =>
2 C5H11OSO3H + Br2 = 2 C5H12 + 2 BrSO4
C7H8 + MnO2 + H2SO4 = C6H6COH + MnSO4 + H2O =>
2 C7H8 + 3 MnO2 + 3 H2SO4 = 2 C6H6COH + 3 MnSO4 + 4 H2O
C6H5CO2CH3 + NaOH + HCl = C6H5CO2H + CH3OH + NaCl =>
C6H5CO2CH3 + NaOH + HCl = C6H5CO2H + CH3OH + NaCl
HNO3 + Cu2 = Cu(NO3)2 + H =>
4 HNO3 + Cu2 = 2 Cu(NO3)2 + 4 H
K2Cr2O7 + H2SO4 + C2H5OH = Cr2[SO4]3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 2 Cr2[SO4]3 + 2 K2SO4 + 3 CH3COOH + 11 H2O
ZnO + HNO3 = Zn(NO3)2 + H2O =>
ZnO + 2 HNO3 = Zn(NO3)2 + H2O
HBr(aq) + Na2SO4(aq) = H2SO4 + NaBr =>
2 HBr(aq) + Na2SO4(aq) = H2SO4 + 2 NaBr
NH4OH + H2O = N4OH + H3O =>
4 NH4OH + 10 H2O = N4OH + 13 H3O
Mg02 = Mg0 =>
Mg02 = 2 Mg0
KClO3 + C12H22O11 = KCl + CO2 + H2O =>
8 KClO3 + C12H22O11 = 8 KCl + 12 CO2 + 11 H2O
BH4[{-}] + H[{+}] + H2O = H3BO3 + H2(g) =>
BH4[{-}] + H[{+}] + 3 H2O = H3BO3 + 4 H2(g)
Mg(HSO4)2 + NaOH = Na2SO4 + MgSO4 + H2O =>
Mg(HSO4)2 + 2 NaOH = Na2SO4 + MgSO4 + 2 H2O
C6H2(NO)3CH3 = CO + H2 + N2 + C =>
2 C6H2(NO)3CH3 = 6 CO + 5 H2 + 3 N2 + 8 C
KOH(aq) + HCl = H2O(l) + KCl(aq) =>
KOH(aq) + HCl = H2O(l) + KCl(aq)
CaSO3 = Ca + SO2 + O2 =>
2 CaSO3 = 2 Ca + 2 SO2 + O2
C + H2SO4 = CO2 + H2O + SO2 =>
C + 2 H2SO4 = CO2 + 2 H2O + 2 SO2
Br2 + NaOH = NaBr + H2O2 =>
Br2 + 2 NaOH = 2 NaBr + H2O2
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