| Équations équilibrées la veille | Équations équilibrées le lendemain |
C + 2 H2 = CH4
C5H12 = C + H2 =>
C5H12 = 5 C + 6 H2
KNO3 + Zr(C2H3O2)4 = Zr(NO3)4 + KC2H3O2 =>
4 KNO3 + Zr(C2H3O2)4 = Zr(NO3)4 + 4 KC2H3O2
NH2CH2COOH + NO = CO2 + N2 + H2 =>
2 NH2CH2COOH + 4 NO = 4 CO2 + 3 N2 + 5 H2
NC3H7O2 + O2 = CO2 + H2O + N2 =>
4 NC3H7O2 + 15 O2 = 12 CO2 + 14 H2O + 2 N2
Pb(NO3)2 + NH4SO4 = Pb(SO4)2 + NH4NO3 =>
Pb(NO3)2 + 2 NH4SO4 = Pb(SO4)2 + 2 NH4NO3
Mg + KOH = MgOH + K =>
Mg + KOH = MgOH + K
I2(l) + H2(g) = HI(aq) =>
I2(l) + H2(g) = 2 HI(aq)
Ti + HF + HNO3 = TiF4 + NO2 + H2O =>
Ti + 4 HF + 4 HNO3 = TiF4 + 4 NO2 + 4 H2O
Ca{+2} + H2O = Ca(OH)2 + H{+} =>
Ca{+2} + 2 H2O = Ca(OH)2 + 2 H{+}
CaCO3 + H2O + HCl = CO2 + CaCl2*6H2O =>
CaCO3 + 5 H2O + 2 HCl = CO2 + CaCl2*6H2O
C2H5OH + Ag2SO4 = CO2 + Ag + HS + H2O =>
3 C2H5OH + 4 Ag2SO4 = 6 CO2 + 8 Ag + 4 HS + 7 H2O
KMnO4 + H2SnCl4 = KCl + MnCl2 + SnOCl2 + H2 + HCl =>
2 KMnO4 + 8 H2SnCl4 = 2 KCl + 2 MnCl2 + 8 SnOCl2 + 3 H2 + 10 HCl
Fe(NO3)3 + (NH4)2HPO4 + H3O = FePO4 + NH4NO3 + H2O =>
2 Fe(NO3)3 + 2(NH4)2HPO4 + 8 H3O = 2 FePO4 + 5 NH4NO3 + 11 H2O
K2MnO5 + HCl = KCl + MnCl2 + Cl2O7 + H2O =>
8 K2MnO5 + 38 HCl = 16 KCl + 8 MnCl2 + 3 Cl2O7 + 19 H2O
Zn(OH)2 + NH3 = Zn(OH)2(NH3) =>
Zn(OH)2 + NH3 = Zn(OH)2(NH3)
LiClO3(aq) + Ni(s) = NiClO3(aq) + Li2(s) =>
2 LiClO3(aq) + 2 Ni(s) = 2 NiClO3(aq) + Li2(s)
Cd3(PO4)2 + (NH4)2S = CdS + (NH4)3 + PO4 =>
Cd3(PO4)2 + 3(NH4)2S = 3 CdS + 2(NH4)3 + 2 PO4
[Co(NH3)6]Cl2 + NH4Cl + H2O2 = [Co(NH3)5Cl]Cl2 + H2O + NH3 =>
2[Co(NH3)6]Cl2 + 2 NH4Cl + H2O2 = 2[Co(NH3)5Cl]Cl2 + 2 H2O + 4 NH3
Cd + PbO2 = CdO + Pb =>
2 Cd + PbO2 = 2 CdO + Pb
Pb(NO3)2 + AgNO3 = PbNO3 + Ag(NO3)2 =>
Pb(NO3)2 + AgNO3 = PbNO3 + Ag(NO3)2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CuO + HCl = CuOHCl =>
CuO + HCl = CuOHCl
S2O7 + H2O = H2SO4 + O2 =>
2 S2O7 + 4 H2O = 4 H2SO4 + O2
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
FeCl3 + H2SO4 = FeSO4 + Cl3H2 =>
FeCl3 + H2SO4 = FeSO4 + Cl3H2
Mn + H3PO4 = Mn3(PO4)7 + H2 =>
6 Mn + 14 H3PO4 = 2 Mn3(PO4)7 + 21 H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
SnCl2 + NaOH = Na2[Sn(OH)4] + NaCl =>
SnCl2 + 4 NaOH = Na2[Sn(OH)4] + 2 NaCl
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
NaOH + HPO2 = NaPO2 + H2O =>
NaOH + HPO2 = NaPO2 + H2O
ClF5 = Cl2 + F2 =>
2 ClF5 = Cl2 + 5 F2
H2H4C4O6 + NaCO3 = Na2H4C4O6 + H2O + CO2 =>
6 H2H4C4O6 + 10 NaCO3 = 5 Na2H4C4O6 + 8 H2O + 14 CO2
H2O(l) + P2O5(g) = H3PO4(aq) =>
3 H2O(l) + P2O5(g) = 2 H3PO4(aq)
Cr(OH)3 + KNO3 + NaCO3 = Na2CrO4 + K2CrO2 + NO + CO2 + H2O =>
8 Cr(OH)3 + 2 KNO3 + 14 NaCO3 = 7 Na2CrO4 + K2CrO2 + 2 NO + 14 CO2 + 12 H2O
Cr2O72{-} + CH3CH2O + H{+} = Cr3{+} + CH3COOH + H2O =>
9 Cr2O72{-} + 427 CH3CH2O + 15 H{+} = 6 Cr3{+} + 427 CH3COOH + 221 H2O
NH3 + H2O + FeCl3 = Fe(OH)3 + NH4Cl =>
3 NH3 + 3 H2O + FeCl3 = Fe(OH)3 + 3 NH4Cl
NaNO3 + Pb = NaNO2 + PbO =>
NaNO3 + Pb = NaNO2 + PbO
O2 + H3S = S + H2O =>
3 O2 + 4 H3S = 4 S + 6 H2O
Cu + Al2(CO3)3 = Al + CuCO3 =>
3 Cu + Al2(CO3)3 = 2 Al + 3 CuCO3
Ni(NO3)2(aq) + Ca(s) = Ca(NO3)2(s) + Ni =>
Ni(NO3)2(aq) + Ca(s) = Ca(NO3)2(s) + Ni
Ca(OH)2 + NaHCO3 = CaCO3 + Na(OH) + H2O =>
Ca(OH)2 + NaHCO3 = CaCO3 + Na(OH) + H2O
C11H12O2N + O2 = CO2 + H2O + N2 =>
2 C11H12O2N + 26 O2 = 22 CO2 + 12 H2O + N2
H2SO4 + C3H6O = C3H8SO5 =>
H2SO4 + C3H6O = C3H8SO5
AlO + C + Cl2 = CO + AlCl3 =>
2 AlO + 2 C + 3 Cl2 = 2 CO + 2 AlCl3
Cu(HCO3)2 = CuO + H2O + CO2 =>
Cu(HCO3)2 = CuO + H2O + 2 CO2
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
HNO3 + S = NO + H2O + S(NO3)2 =>
8 HNO3 + 3 S = 2 NO + 4 H2O + 3 S(NO3)2
Ca3(PO4)2 + SiO2 = P4O10 + CaSiO3 =>
2 Ca3(PO4)2 + 6 SiO2 = P4O10 + 6 CaSiO3
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Équations équilibrées sur12/16/24
Équations équilibrées sur01/15/24
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