| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaC2 = Ca + 2 C
GeO2 = Ge + O4 =>
2 GeO2 = 2 Ge + O4
Pb(OH)2 + H = Pb + H2O(l) =>
Pb(OH)2 + 2 H = Pb + 2 H2O(l)
Na3PO4 + Sc = ScPO4 + Na3 =>
Na3PO4 + Sc = ScPO4 + Na3
H2S + K2CrO7 + HCl = S + CrCl3 + KCl + H2O =>
9 H2S + 2 K2CrO7 + 10 HCl = 9 S + 2 CrCl3 + 4 KCl + 14 H2O
KF + FeCl3 = F2 + FeCl2 + KCl =>
2 KF + 2 FeCl3 = F2 + 2 FeCl2 + 2 KCl
SO2 + O2 + H2H = HSO4 =>
3 SO2 + 3 O2 + H2H = 3 HSO4
NaHSO3 + CuSO4 = Na2SO4 + Cu(HSO3)2 =>
2 NaHSO3 + CuSO4 = Na2SO4 + Cu(HSO3)2
HCl + KIO3 + KI = KCl + I2 + H2O =>
6 HCl + KIO3 + 5 KI = 6 KCl + 3 I2 + 3 H2O
SO3 + K2O = K2(SO4) =>
SO3 + K2O = K2(SO4)
C2H5OH + KMnO4 + H2SO4 = CH3COOH + MnSO4 + H2O + K2SO4 =>
5 C2H5OH + 4 KMnO4 + 6 H2SO4 = 5 CH3COOH + 4 MnSO4 + 11 H2O + 2 K2SO4
CH3OH + KMnO4 + H2SO4 = CO2 + H2O + K2SO4 + MnSO4 =>
5 CH3OH + 6 KMnO4 + 9 H2SO4 = 5 CO2 + 19 H2O + 3 K2SO4 + 6 MnSO4
SiO2 + Mg = Mg2Si + MgO =>
SiO2 + 4 Mg = Mg2Si + 2 MgO
CH3NH2 + NH3 = NH2CH2NH2 + H2 =>
CH3NH2 + NH3 = NH2CH2NH2 + H2
CaNO3 + Na2CO3 = Ca2CO3 + NaNO3 =>
2 CaNO3 + Na2CO3 = Ca2CO3 + 2 NaNO3
C5H8 + O2 = CO2 + H2O =>
C5H8 + 7 O2 = 5 CO2 + 4 H2O
Mg + SIO2 = MgO + SI =>
2 Mg + SIO2 = 2 MgO + SI
Li2O + CO2 = Li2CO3 =>
Li2O + CO2 = Li2CO3
Na3HCO + HClO = CO2 + NaCl + H2O =>
Na3HCO + 3 HClO = CO2 + 3 NaCl + 2 H2O
HIO + Fe(OH)3 = Fe(IO)3 + H2O =>
3 HIO + Fe(OH)3 = Fe(IO)3 + 3 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
PbO + O3 = Pb3O4 =>
9 PbO + O3 = 3 Pb3O4
H2O + CrCl3 + K2S = KCl + Cr(OH)3 + H2S =>
6 H2O + 2 CrCl3 + 3 K2S = 6 KCl + 2 Cr(OH)3 + 3 H2S
Zn + NaOH = H2 + Na + ZnO =>
2 Zn + 2 NaOH = H2 + 2 Na + 2 ZnO
FeSO4 + Pb(NO3)2 = FeNO3 + Pb(SO4)2 =>
2 FeSO4 + Pb(NO3)2 = 2 FeNO3 + Pb(SO4)2
Na2B4O7(s) + H2SO4 + H2O(l) = H3BO3(s) + Na2SO4(aq) =>
Na2B4O7(s) + H2SO4 + 5 H2O(l) = 4 H3BO3(s) + Na2SO4(aq)
H2CO3 + H2S = H2SCO2 + H2O =>
H2CO3 + H2S = H2SCO2 + H2O
H3AsO4 + MgCl2 = Mg3(AsO4)2 + HCl =>
2 H3AsO4 + 3 MgCl2 = Mg3(AsO4)2 + 6 HCl
HCl + Br2 = HBr + Cl =>
2 HCl + Br2 = 2 HBr + 2 Cl
Fe(NO3)3 + KSCN = K3(NO3)3 + Fe(SCN)3 =>
Fe(NO3)3 + 3 KSCN = K3(NO3)3 + Fe(SCN)3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
HCl + H2O = H3O + Cl =>
HCl + H2O = H3O + Cl
Zn + HNO3 = Zn(HNO3) =>
Zn + HNO3 = Zn(HNO3)
FeO + O2 = Fe2O3 =>
4 FeO + O2 = 2 Fe2O3
Na2S + MgBr2 = Na2Br2 + MgS =>
Na2S + MgBr2 = Na2Br2 + MgS
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
Fe(OH)3 + KOH = K[Fe(OH)4] =>
Fe(OH)3 + KOH = K[Fe(OH)4]
Zn + NH3 = Zn(NH3)2 =>
Zn + 2 NH3 = Zn(NH3)2
C6H14 = C4H10 + C2H4 =>
C6H14 = C4H10 + C2H4
AlCl3 + NOH = Al(OH)3 + NCl =>
AlCl3 + 3 NOH = Al(OH)3 + 3 NCl
Zn(s) + HNO3(aq) = Zn(NO3)2(aq) + N2O(g) + H2O(l) =>
4 Zn(s) + 10 HNO3(aq) = 4 Zn(NO3)2(aq) + N2O(g) + 5 H2O(l)
FeCl2 + H3O = FeOH + HCl =>
FeCl2 + H3O = FeOH + 2 HCl
Mg + CH3COOH = H2 + CH3COOMg =>
2 Mg + 2 CH3COOH = H2 + 2 CH3COOMg
Fe2O7 + HBr = FeBr + H2O + Br2 =>
Fe2O7 + 14 HBr = 2 FeBr + 7 H2O + 6 Br2
KClO3(s) = KCl(aq) + O2(q) =>
2 KClO3(s) = 2 KCl(aq) + 3 O2(q)
Au3S3(s) + H2(g) = Au(s) + H2S(g) =>
Au3S3(s) + 3 H2(g) = 3 Au(s) + 3 H2S(g)
CaO + NaOH = Ca(OH)2 + Na2O =>
CaO + 2 NaOH = Ca(OH)2 + Na2O
HC2H3O2 + KNO2 = KC2H3O2 + HNO2 =>
HC2H3O2 + KNO2 = KC2H3O2 + HNO2
Na2S + FeSO4 = Na2S2FeO4 =>
Na2S + FeSO4 = Na2S2FeO4
NH3 + Mg = MgN2 + H2 =>
2 NH3 + Mg = MgN2 + 3 H2
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Équations équilibrées sur11/18/24
Équations équilibrées sur12/18/23
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