| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2MnO4 + Na2SO3 + H2O = MnO2 + K2SO4 + 2 NaOH
SO3 + Na = NaSO3 =>
SO3 + Na = NaSO3
Na2SnO2 + H2O = NaOH + NaHSnO2 =>
Na2SnO2 + H2O = NaOH + NaHSnO2
NaBiO3 + Mn{2+} + H{+} = MnO4{-} + Na{+} + Bi{3+} + H2O =>
5 NaBiO3 + 2 Mn{2+} + 14 H{+} = 2 MnO4{-} + 5 Na{+} + 5 Bi{3+} + 7 H2O
CuSO4*5H2O + NH4OH*2H2O = [Cu(NH3)4](SO4) + H2O =>
CuSO4*5H2O + 4 NH4OH*2H2O = [Cu(NH3)4](SO4) + 17 H2O
MnS + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + NaNO3 + H2SO4 + H2O =>
2 MnS + 13 NaBiO3 + 52 HNO3 = 2 HMnO4 + 13 Bi(NO3)3 + 13 NaNO3 + 2 H2SO4 + 23 H2O
NI3*NH3 = I2 + N2 + NH3 =>
2 NI3*NH3 = 3 I2 + N2 + 2 NH3
C12H22O11 + O2 = C6H1206 + CO2 =>
1206 C12H22O11 + 7707 O2 = 22 C6H1206 + 14340 CO2
KI + NaNO2 + H2SO4 = I2 + NO + Na2SO4 + K2SO4 + H2O =>
2 KI + 2 NaNO2 + 2 H2SO4 = I2 + 2 NO + Na2SO4 + K2SO4 + 2 H2O
Mg(s) + HNO3(aq) = Mg(NO3)2(aq) + NO(g) + H2O(l) =>
3 Mg(s) + 8 HNO3(aq) = 3 Mg(NO3)2(aq) + 2 NO(g) + 4 H2O(l)
HBr(aq) + NaOH(aq) = NaBr(aq) + HOH(l) =>
HBr(aq) + NaOH(aq) = NaBr(aq) + HOH(l)
NaOH + FeS = Fe(OH)2 + Na2S =>
2 NaOH + FeS = Fe(OH)2 + Na2S
Ag2S + H2O = Ag + H2S + O2 =>
2 Ag2S + 2 H2O = 4 Ag + 2 H2S + O2
MgCO3 + HL = MgL2 + H2CO3 =>
MgCO3 + 2 HL = MgL2 + H2CO3
C26H24P2 + Mn(CO)5Br = BrMn(CO)5C26H24P2 =>
C26H24P2 + Mn(CO)5Br = BrMn(CO)5C26H24P2
Cl2 + NaI = Cl2Na + I2 =>
2 Cl2 + 2 NaI = 2 Cl2Na + I2
CaSO4 + AgNO3 = Ca(NO3)2 + Ag2SO4 =>
CaSO4 + 2 AgNO3 = Ca(NO3)2 + Ag2SO4
BCl3 + LiAlH4 = B(AlH4)3 + LiCl =>
BCl3 + 3 LiAlH4 = B(AlH4)3 + 3 LiCl
HCH2COCH2CH + O2 = CO2 + H2O =>
HCH2COCH2CH + 5 O2 = 4 CO2 + 3 H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Al + iodine = AlI3 =>
2 Al + 3 I2 = 2 AlI3
(CH3CH2OH) + O2 = CO + H2O =>
(CH3CH2OH) + 2 O2 = 2 CO + 3 H2O
Hg + Co + SCN = Co[Hg(SCN)4] =>
Hg + Co + 4 SCN = Co[Hg(SCN)4]
FeO + Ag = Fe8Ag + O =>
8 FeO + Ag = Fe8Ag + 8 O
Bi(NO3)2 + H2O = H2Bi + OH + NO3 =>
Bi(NO3)2 + 2 H2O = H2Bi + 2 OH + 2 NO3
ZnO + NO2 = ZnNO3 =>
ZnO + NO2 = ZnNO3
CH3(CH2)2COOH + CH3OH = CH3(CH2)2COOCH3 + H2O =>
CH3(CH2)2COOH + CH3OH = CH3(CH2)2COOCH3 + H2O
C7H7NO2 + KMnO4 = C7H5NO2 + MnO2 + KOH + H2O =>
3 C7H7NO2 + 2 KMnO4 = 3 C7H5NO2 + 2 MnO2 + 2 KOH + 2 H2O
Fe2O3 + C = Fe + CO21 =>
7 Fe2O3 + C = 14 Fe + CO21
K2Cr2O7 + K2SO3 + HCl = CrCl3 + KCl + K2SO4 + H =>
K2Cr2O7 + 7 K2SO3 + 8 HCl = 2 CrCl3 + 2 KCl + 7 K2SO4 + 8 H
Sn + Pb3(PO4)2 = Sn3(PO4)4 + Pb =>
3 Sn + 2 Pb3(PO4)2 = Sn3(PO4)4 + 6 Pb
AgNO3 + AlCl3 = AgCl + Al + (NO3)3 =>
3 AgNO3 + AlCl3 = 3 AgCl + Al + (NO3)3
NHO3 + Zn = ZnNO3 + H2 =>
2 NHO3 + 2 Zn = 2 ZnNO3 + H2
Al9Mg10 + O2 = MgO + Al2O3 =>
4 Al9Mg10 + 47 O2 = 40 MgO + 18 Al2O3
C5O5H10 + O2 = CO2 + H2O =>
C5O5H10 + 5 O2 = 5 CO2 + 5 H2O
FeS2 + HNO3 = Fe(NO3)3 + H2O + S + NO2 =>
FeS2 + 6 HNO3 = Fe(NO3)3 + 3 H2O + 2 S + 3 NO2
C4H9OH + Cr2O7 = Cr + C2H4O2 + H2O =>
7 C4H9OH + 4 Cr2O7 = 8 Cr + 14 C2H4O2 + 7 H2O
Al2(SO4)3 + BaMnO4 + H2O = Al(MnO4)3 + MnO2 + BaSO4 + Al(OH)3 =>
3 Al2(SO4)3 + 9 BaMnO4 + 6 H2O = 2 Al(MnO4)3 + 3 MnO2 + 9 BaSO4 + 4 Al(OH)3
HSO4 + BOH = HOH + BSO4 =>
HSO4 + BOH = HOH + BSO4
C7H7NO2 + KMnO4 = C7H5NO2 + MnO2 + KOH + H2O =>
3 C7H7NO2 + 2 KMnO4 = 3 C7H5NO2 + 2 MnO2 + 2 KOH + 2 H2O
Si + KOH = Si(OH) + K =>
Si + KOH = Si(OH) + K
C7H7NO2 + KMnO4 = C7H5NO2 + MnO2 + KOH + H2O =>
3 C7H7NO2 + 2 KMnO4 = 3 C7H5NO2 + 2 MnO2 + 2 KOH + 2 H2O
K2FeO4 + KBr + H2SO4 = Fe2(SO4)3 + Br2 + K2SO4 + H2O =>
2 K2FeO4 + 6 KBr + 8 H2SO4 = Fe2(SO4)3 + 3 Br2 + 5 K2SO4 + 8 H2O
Zn + Na2O2 = Na2ZnO2 =>
Zn + Na2O2 = Na2ZnO2
OH + CH4O = CO2 + H2O =>
6 OH + CH4O = CO2 + 5 H2O
C7H7NO2 + KMnO4 = C7H5NO4 + MnO2 + KOH =>
C7H7NO2 + 2 KMnO4 = C7H5NO4 + 2 MnO2 + 2 KOH
AlCl3 + FeO = Al2O3 + FeCl2 =>
2 AlCl3 + 3 FeO = Al2O3 + 3 FeCl2
Ag(NH3)2Cl + NH3 = Ag(NH3)2ClNH3 =>
Ag(NH3)2Cl + NH3 = Ag(NH3)2ClNH3
Cs2 + HCl = CsCl + H2 =>
Cs2 + 2 HCl = 2 CsCl + H2
CH4 + KMnO4 + H2SO4 = CH3OH + K2SO4 + MnSO4 + H2O =>
5 CH4 + 2 KMnO4 + 3 H2SO4 = 5 CH3OH + K2SO4 + 2 MnSO4 + 3 H2O
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