| Équations équilibrées la veille |
Ti + 4 HNO3 = H2TiO3 + 4 NO2 + H2O
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
Ni + H2SO3 = Ni2(SO3)3 + H2 =>
2 Ni + 3 H2SO3 = Ni2(SO3)3 + 3 H2
Pb + PbO2 + H2SO4 = PbSO4H2O =>
Pb + PbO2 + 2 H2SO4 = 2 PbSO4H2O
C4H10O3 + O2 = CO2 + H2O =>
C4H10O3 + 5 O2 = 4 CO2 + 5 H2O
Ag(s) + HNO3(conc) = AgNO3(aq) + NO2(g) + H2O(l) =>
Ag(s) + 2 HNO3(conc) = AgNO3(aq) + NO2(g) + H2O(l)
ZnS + H2O = ZnSO4 + H2 =>
ZnS + 4 H2O = ZnSO4 + 4 H2
SiF4 + H2O = H2SiF6 + H2SiO3 =>
3 SiF4 + 3 H2O = 2 H2SiF6 + H2SiO3
C2H4(OH)2 + H2O2 = C6H4O2 + H2O =>
3 C2H4(OH)2 + 3 H2O2 = C6H4O2 + 10 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Cu2O + C = Cu + CO2 =>
2 Cu2O + C = 4 Cu + CO2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
MgCO3 + HNO3 = Mg(NO3)2 + H2CO3 =>
MgCO3 + 2 HNO3 = Mg(NO3)2 + H2CO3
H3C6H5O7(aq) + NaOH(aq) = Na3C6H5O7(aq) + H2O(l)(unbalanced) =>
H3C6H5O7(aq) + 3 NaOH(aq) = Na3C6H5O7(aq) + 3 H2O(l)(unbalanced)
NaOHNa2HPO4 = Na2OHNaHPO4 =>
NaOHNa2HPO4 = Na2OHNaHPO4
S + HCl = SHCl =>
S + HCl = SHCl
HClO4 + Pd(OH)4 = Pd(ClO4)4 + H2O =>
4 HClO4 + Pd(OH)4 = Pd(ClO4)4 + 4 H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
HS2O4{-} + AsO4{-3} + H2O = AsO2{-} + SO4{-2} + OH{-} =>
HS2O4{-} + 3 AsO4{-3} + H2O = 3 AsO2{-} + 2 SO4{-2} + 3 OH{-}
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
D2 + C2 = DC3 =>
D2 + 3 C2 = 2 DC3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Cu + AuI3 = CuI + Au =>
3 Cu + AuI3 = 3 CuI + Au
OF2 + H2O = O2 + HF =>
OF2 + H2O = O2 + 2 HF
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Ba3P2 = Ba + P3 =>
3 Ba3P2 = 9 Ba + 2 P3
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
AlBr3 + (NH4)2CO3 = Al2(CO3)3 + NH4Br =>
2 AlBr3 + 3(NH4)2CO3 = Al2(CO3)3 + 6 NH4Br
H{+} + Cr2O7 + C2H5OH = Cr{3+} + C2H4O + H2O =>
6 H{+} + Cr2O7 + 4 C2H5OH = 2 Cr{3+} + 4 C2H4O + 7 H2O
HCl + Ca{+2} = H + CaCl{+2} =>
HCl + Ca{+2} = H + CaCl{+2}
Ag{+1)+Cu = Cu{+}+Ag =>
Ag{+1)+Cu = Cu{+}+Ag
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CI2 + KI = KCI + I2 =>
CI2 + KI = KCI + I2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NaBiO3 + HCl = BiCl3 + H2O + Cl2 + NaCl =>
NaBiO3 + 6 HCl = BiCl3 + 3 H2O + Cl2 + NaCl
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Cu + H2O = CuO + H2 =>
Cu + H2O = CuO + H2
AuCl3 + FeSO4 = Au + Fe2(SO4)3 + FeCl3 =>
AuCl3 + 3 FeSO4 = Au + Fe2(SO4)3 + FeCl3
Ca(AlO2)2 + HCl = AlCl3 + CaCl2 + H2O =>
Ca(AlO2)2 + 8 HCl = 2 AlCl3 + CaCl2 + 4 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
HCl + Bi2O5 = BiCl3 + H2O + Cl2 =>
10 HCl + Bi2O5 = 2 BiCl3 + 5 H2O + 2 Cl2
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
HBr(aq) + NH3(aq) = H3 + NBr =>
3 HBr(aq) + 3 NH3(aq) = 4 H3 + 3 NBr
ZnO + P2O5 = ZnP2O6 =>
ZnO + P2O5 = ZnP2O6
FeO3 + Al3 = Al2O3 + Fe3 =>
3 FeO3 + 2 Al3 = 3 Al2O3 + Fe3
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Na + MgF2 = NaF + Mg =>
2 Na + MgF2 = 2 NaF + Mg
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
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