| Équations équilibrées la veille |
2 H3AsO4 + 3 Cu = Cu3(AsO4)2 + 3 H2
Si + H2O = SiO2 + H2 =>
Si + 2 H2O = SiO2 + 2 H2
CuS + FeCl3 = FeCl2 + CuCl2 + S =>
CuS + 2 FeCl3 = 2 FeCl2 + CuCl2 + S
Na2S2O3 + Cl2 + H2O = NaHSO4 + HCl =>
Na2S2O3 + 4 Cl2 + 5 H2O = 2 NaHSO4 + 8 HCl
[Ag(NH3)3]OH + HNO3 = AgNO3 + NH4NO3 + H2O =>
[Ag(NH3)3]OH + 4 HNO3 = AgNO3 + 3 NH4NO3 + H2O
Fe2(SO4)3 + KMnO4 = Fe(MnO4)3 + K2SO4 =>
Fe2(SO4)3 + 6 KMnO4 = 2 Fe(MnO4)3 + 3 K2SO4
IO3 + H2O = IO2 + OH =>
IO3 + H2O = IO2 + 2 OH
Mg(OH)2 + H2SO4 = H2(OH)2 + MgSO4 =>
Mg(OH)2 + H2SO4 = H2(OH)2 + MgSO4
Ca(NO3)2 + (NH4)2HPO4 + NH4OH = Ca10(PO4)6(OH)2 + NH4NO3 + H2O =>
10 Ca(NO3)2 + 6(NH4)2HPO4 + 8 NH4OH = Ca10(PO4)6(OH)2 + 20 NH4NO3 + 6 H2O
AgNo3 + Al(No3)3 = Ag(No3)3 + Al(No3) =>
AgNo3 + Al(No3)3 = Ag(No3)3 + Al(No3)
CaCO3 + HBr = CaBr2 + H2O + CO2(g) =>
CaCO3 + 2 HBr = CaBr2 + H2O + CO2(g)
CaO + H(NO3) = Ca(NO3)2 + H2O =>
CaO + 2 H(NO3) = Ca(NO3)2 + H2O
Mg(NO3)2 + Na2SiO3 = MgSiO3 + NaNO3 =>
Mg(NO3)2 + Na2SiO3 = MgSiO3 + 2 NaNO3
C3H5O2Cl + NH3 = C3H7O2N + NH4Cl =>
C3H5O2Cl + 2 NH3 = C3H7O2N + NH4Cl
HNO2 + NaOH = Na3NO3 + H2O =>
HNO2 + 3 NaOH = Na3NO3 + 2 H2O
C2H6(s) + O2(s) = CO2(s) + H2O(s) =>
2 C2H6(s) + 7 O2(s) = 4 CO2(s) + 6 H2O(s)
C7H10S + O2 = SO2 + H2O + CO2 =>
2 C7H10S + 21 O2 = 2 SO2 + 10 H2O + 14 CO2
Mg + Zn(NO3)3 = Mg(NO3) + Zn =>
3 Mg + Zn(NO3)3 = 3 Mg(NO3) + Zn
Zn2 + H2(SO4) = Zn2(SO4) + H =>
Zn2 + H2(SO4) = Zn2(SO4) + 2 H
C12H12O2 + O2 = CO2 + H2O =>
C12H12O2 + 14 O2 = 12 CO2 + 6 H2O
HSO4 + H2O = H3O + SO4 =>
HSO4 + H2O = H3O + SO4
Fe3O4 + H2SO4 = Fe2(SO4)3 + H2O + SO2 =>
2 Fe3O4 + 10 H2SO4 = 3 Fe2(SO4)3 + 10 H2O + SO2
C7H6O + HNO3 = C6H5O + NO2 + H2O =>
6 C7H6O + 3 HNO3 = 7 C6H5O + 3 NO2 + 2 H2O
KCl + CaF2 = KF2 + CaCl =>
KCl + CaF2 = KF2 + CaCl
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl =>
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl
W2O3 + H2 = W + H2O =>
W2O3 + 3 H2 = 2 W + 3 H2O
Ba + HNO3 = Ba(NO3)2 + NH3 + H2O =>
4 Ba + 9 HNO3 = 4 Ba(NO3)2 + NH3 + 3 H2O
Mn + N2 = Mn3N5 =>
6 Mn + 5 N2 = 2 Mn3N5
Fe + HCI = FeHCI =>
Fe + HCI = FeHCI
KMnO4 + Cr(NO3)2 + KOH = MnO2 + K2CrO4 + KNO3 + H2O =>
4 KMnO4 + 3 Cr(NO3)2 + 8 KOH = 4 MnO2 + 3 K2CrO4 + 6 KNO3 + 4 H2O
Co + Sn(NO3)4 = Co(NO3)3 + Sn =>
4 Co + 3 Sn(NO3)4 = 4 Co(NO3)3 + 3 Sn
CO + CI = COCI =>
CO + CI = COCI
COOHCOOH(H2O) + NaOH = COOHCOONa + H2O =>
COOHCOOH(H2O) + NaOH = COOHCOONa + 2 H2O
C6H5F + O2 = CO2 + H2O + HF =>
C6H5F + 7 O2 = 6 CO2 + 2 H2O + HF
NH4OH + AlI3 = Al(OH)3 + NH4I =>
3 NH4OH + AlI3 = Al(OH)3 + 3 NH4I
C + NaOH + Br2 = NaBr + CO2 + H2O =>
C + 4 NaOH + 2 Br2 = 4 NaBr + CO2 + 2 H2O
Ru + Rn = RuRn =>
Ru + Rn = RuRn
MnO4 + SO3 + HO2 = MnO(OH)2 + SO4 =>
MnO4 + 5 SO3 + 2 HO2 = MnO(OH)2 + 5 SO4
Au(OH)3 + HI = Au + I2 + H2O =>
2 Au(OH)3 + 6 HI = 2 Au + 3 I2 + 6 H2O
HCOOHCl2 = HCOOClHCl =>
HCOOHCl2 = HCOOClHCl
HNO3 + Sn(NO3)2 = Sn(NO3)4 + NO + H2O =>
8 HNO3 + 3 Sn(NO3)2 = 3 Sn(NO3)4 + 2 NO + 4 H2O
CO2 + H2O = C5H12O5 + O5 =>
25 CO2 + 30 H2O = 5 C5H12O5 + 11 O5
Cr5SO4 + Mg = MgSO4 + Cr =>
Cr5SO4 + Mg = MgSO4 + 5 Cr
Ni(NO3)2 + CuCl3 = NiCl2 + Cu(NO3)3 =>
3 Ni(NO3)2 + 2 CuCl3 = 3 NiCl2 + 2 Cu(NO3)3
C2H5I + CH3ONa = C2H5OCH3 + NaI =>
C2H5I + CH3ONa = C2H5OCH3 + NaI
Al2O3 + H3O = Al3 + H2O =>
3 Al2O3 + 18 H3O = 2 Al3 + 27 H2O
K2CO3 + Ba3(PO4)2 = K3PO4 + BaCO3 =>
3 K2CO3 + Ba3(PO4)2 = 2 K3PO4 + 3 BaCO3
Ti4O2(s) + C(s) + Cl2(g) = TiCl4(s) + CO2(g) =>
Ti4O2(s) + C(s) + 8 Cl2(g) = 4 TiCl4(s) + CO2(g)
C2H5Br + NaSH = C2H6S + NaBr =>
C2H5Br + NaSH = C2H6S + NaBr
C2H5OH(l) + O(g) = CO2(g) + H2O(l) =>
C2H5OH(l) + 6 O(g) = 2 CO2(g) + 3 H2O(l)
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