| Équations équilibrées la veille |
Al2O3 + 3 SO3 = Al2(SO4)3
Pb(OH)2 + NH4I = PbI2 + NH4(OH) =>
Pb(OH)2 + 2 NH4I = PbI2 + 2 NH4(OH)
H2O + SO2 + Cl2 = SO4 + Cl{-} + H{+} =>
2 H2O + SO2 + 2 Cl2 = SO4 + 4 Cl{-} + 4 H{+}
CH3COCH3 + H2SO4 = CH3CH2OSO3HC + H2O =>
CH3COCH3 + H2SO4 = CH3CH2OSO3HC + H2O
P + Cl2 = P2Cl4 =>
2 P + 2 Cl2 = P2Cl4
CH3CO2Na + AgNO3 = AgCH3CO2 + NaNO3 =>
CH3CO2Na + AgNO3 = AgCH3CO2 + NaNO3
Zn + HNO3 + HCl = ZnCl2 + NH4Cl + H2O =>
4 Zn + HNO3 + 9 HCl = 4 ZnCl2 + NH4Cl + 3 H2O
Zn(s) + S(s) = ZnS =>
Zn(s) + S(s) = ZnS
Na2SO3 + H2SO4 = Na2SO4 + H2S =>
4 Na2SO3 + H2SO4 = 4 Na2SO4 + H2S
HSO3 + H2SO4 = HSO4 + H2SO3 =>
HSO3 + H2SO4 = HSO4 + H2SO3
I + BaCl2 = BaI2 + Cl =>
2 I + BaCl2 = BaI2 + 2 Cl
NaTeO3 + NaI + HCl = NaCl + Te + H2O + I2 =>
2 NaTeO3 + 10 NaI + 12 HCl = 12 NaCl + 2 Te + 6 H2O + 5 I2
Zn(NO3)2 + Zn(OH)2 = Zn(OH)NO3 =>
Zn(NO3)2 + Zn(OH)2 = 2 Zn(OH)NO3
TaCl3 = TaCl5 + Ta =>
5 TaCl3 = 3 TaCl5 + 2 Ta
Al + Pb3N2 = Al3N + Pb =>
6 Al + Pb3N2 = 2 Al3N + 3 Pb
C2H5OH + K2O = C2H5OK + H2O =>
2 C2H5OH + K2O = 2 C2H5OK + H2O
IS + O = I2O3 + SO2 =>
2 IS + 7 O = I2O3 + 2 SO2
Fe2O3 + Cl2O = ClFeO2 =>
Fe2O3 + Cl2O = 2 ClFeO2
NO(g) + O(g) = NO3 =>
NO(g) + 2 O(g) = NO3
ZSO4 + Al = AlZ + SO4 =>
ZSO4 + Al = AlZ + SO4
C + S8 = CS2 =>
4 C + S8 = 4 CS2
Big(OH)3 + Na2SnO2 = Big + Na2SnO3 + H2O =>
2 Big(OH)3 + 3 Na2SnO2 = 2 Big + 3 Na2SnO3 + 3 H2O
HNO3 + CH2O = N2 + CO2 + H2O =>
4 HNO3 + 5 CH2O = 2 N2 + 5 CO2 + 7 H2O
AlBO3 + NaOH = Al(OH)3 + Na3BO3 =>
AlBO3 + 3 NaOH = Al(OH)3 + Na3BO3
Zinc + Pb(NO3)2 = Zn(NO3)2 + lead =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
Al(NO3)3 + K2CO3 = K2(NO3)3 + AlCO3 =>
Al(NO3)3 + K2CO3 = K2(NO3)3 + AlCO3
Na3HCO3 + HCl = NaCl + H2O + CO =>
Na3HCO3 + 3 HCl = 3 NaCl + 2 H2O + CO
CH3OH + H2O = CH2O + H3O =>
CH3OH + 2 H2O = CH2O + 2 H3O
Se + S = SeS =>
Se + S = SeS
Fe3O4 + KMnO4 + H2O = Fe2O3 + MnO2 + KOH =>
6 Fe3O4 + 2 KMnO4 + H2O = 9 Fe2O3 + 2 MnO2 + 2 KOH
HBr + Mg = MgBr2 + H2 =>
2 HBr + Mg = MgBr2 + H2
CaH + H2O = Ca2OH + H2 =>
4 CaH + 2 H2O = 2 Ca2OH + 3 H2
FeS + HNO3 = S + NO + Fe(NO3)2 + H2O =>
3 FeS + 8 HNO3 = 3 S + 2 NO + 3 Fe(NO3)2 + 4 H2O
C3H4 + [Cu(NH3)2]OH = C3H3Cu + NH3 + H2O =>
C3H4 + [Cu(NH3)2]OH = C3H3Cu + 2 NH3 + H2O
Cr(NO3)2 + KBr = CrBr + K(NO3)2 =>
Cr(NO3)2 + KBr = CrBr + K(NO3)2
NH4OH(aq) + FeCl3(aq) = NH4Cl3 + FeOH =>
NH4OH(aq) + FeCl3(aq) = NH4Cl3 + FeOH
Cr2O7 + (NO2)2 = Cr + (NO3)3 =>
6 Cr2O7 + 21(NO2)2 = 12 Cr + 14(NO3)3
KMnO4 + NO + HCl = MnCl2 + Mn(NO3)2 + KNO3 + H2O =>
3 KMnO4 + 5 NO + 4 HCl = 2 MnCl2 + Mn(NO3)2 + 3 KNO3 + 2 H2O
Fe2 + S8 = Fe8S =>
32 Fe2 + S8 = 8 Fe8S
Mo + O = MoO3 =>
Mo + 3 O = MoO3
C55H100O6 + O2 = CO2 + H2O =>
C55H100O6 + 77 O2 = 55 CO2 + 50 H2O
NaCl(aq) + Mg(NO3)2(aq) = NaNO3(aq) + MgCl2(s) =>
2 NaCl(aq) + Mg(NO3)2(aq) = 2 NaNO3(aq) + MgCl2(s)
NaClO + Na2S + H2SO4 = Cl2 + Na2SO4 + H2O =>
8 NaClO + Na2S + 4 H2SO4 = 4 Cl2 + 5 Na2SO4 + 4 H2O
Na2O(s) + P4O10(s) = Na3PO4(s) =>
6 Na2O(s) + P4O10(s) = 4 Na3PO4(s)
Mg(s) + CH3CO2H(aq) = Mg(CH3CO2)(aq) + H2(g) =>
2 Mg(s) + 2 CH3CO2H(aq) = 2 Mg(CH3CO2)(aq) + H2(g)
HS2 + SO2 = S8 + H2O =>
32 HS2 + 8 SO2 = 9 S8 + 16 H2O
KSCN + PbO2 + HCl = KCl + PbCl2 + CO2 + NO2 + H2SO3 + H2O =>
2 KSCN + 13 PbO2 + 28 HCl = 2 KCl + 13 PbCl2 + 2 CO2 + 2 NO2 + 2 H2SO3 + 12 H2O
PHCuSO4 + H2O = PHCuSO4*H2O =>
PHCuSO4 + H2O = PHCuSO4*H2O
Mg(s) + Fe2(SO4)3(aq) = Fe + MgSO4 =>
3 Mg(s) + Fe2(SO4)3(aq) = 2 Fe + 3 MgSO4
(H3O)4P2O7 + (NH4)3PO4 = (H3O)3PO4 + (NH4)4P2O7 =>
3(H3O)4P2O7 + 4(NH4)3PO4 = 4(H3O)3PO4 + 3(NH4)4P2O7
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Équations équilibrées sur12/20/24
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