| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Zn + 10 HNO3 = NH4NO3 + 4 Zn(NO3)2 + 3 H2O
SiH4 + C2H4 = SiC + H2 =>
2 SiH4 + C2H4 = 2 SiC + 6 H2
Fe{3+}(aq) + HPO4{2-}(s) = Fe2(HPO4)3 =>
2 Fe{3+}(aq) + 3 HPO4{2-}(s) = Fe2(HPO4)3
SiH4 + C2H4 = SiC + H2 =>
2 SiH4 + C2H4 = 2 SiC + 6 H2
MG + CO2 = MGO + C =>
2 MG + CO2 = 2 MGO + C
H + Cl = HCl =>
H + Cl = HCl
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
H + Cl = HCl =>
H + Cl = HCl
O2 + C7H16 = CO2 + H2O =>
11 O2 + C7H16 = 7 CO2 + 8 H2O
ZnO + HBr = ZnBr2 + H2O =>
ZnO + 2 HBr = ZnBr2 + H2O
Fe + HNO3 = NO2 + Fe(NO3)2 + H2O =>
Fe + 4 HNO3 = 2 NO2 + Fe(NO3)2 + 2 H2O
SO2 + H2 = H2S + H2O =>
SO2 + 3 H2 = H2S + 2 H2O
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
MnSO4 + KMnO4 + H2O = MnO2 + K2SO4 + H2SO4 =>
3 MnSO4 + 2 KMnO4 + 2 H2O = 5 MnO2 + K2SO4 + 2 H2SO4
HNO3 + Pb = Pb(NO3)2 + NO2 + H2O =>
4 HNO3 + Pb = Pb(NO3)2 + 2 NO2 + 2 H2O
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
Sm2O3 + C = SmC + CO2 =>
2 Sm2O3 + 7 C = 4 SmC + 3 CO2
C12H26 + O2 = CO2 + H2O =>
2 C12H26 + 37 O2 = 24 CO2 + 26 H2O
Mg + B(OH)3 = Mg(OH)2 + B =>
3 Mg + 2 B(OH)3 = 3 Mg(OH)2 + 2 B
HNO3 + Mg = Mg(NO3)2 + NO2 + H2O =>
4 HNO3 + Mg = Mg(NO3)2 + 2 NO2 + 2 H2O
Sm2O3 + C = SmC + CO2 =>
2 Sm2O3 + 7 C = 4 SmC + 3 CO2
KClO4 = KCl + O2 =>
KClO4 = KCl + 2 O2
NA + HOH = NAOH + H2 =>
2 NA + 2 HOH = 2 NAOH + H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Fe3 + NH3 = Fe(NH3)3 =>
Fe3 + 9 NH3 = 3 Fe(NH3)3
HNO3 + Mg = Mg(NO3)2 + N2O + H2O =>
10 HNO3 + 4 Mg = 4 Mg(NO3)2 + N2O + 5 H2O
C6H6 + HNO3 = C6H5NO2 + H2O =>
C6H6 + HNO3 = C6H5NO2 + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
AL + O2 = ALO2 =>
AL + O2 = ALO2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Zn + H2O = Zn(OH)2 + H2 =>
Zn + 2 H2O = Zn(OH)2 + H2
Zn + HNO3 = ZnN2O6 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 ZnN2O6 + NH4NO3 + 3 H2O
ZN + Cl2 = ZNCl2 =>
ZN + Cl2 = ZNCl2
AL + CL = ALCL =>
AL + CL = ALCL
CdCl2*H2O + C2H5OH + SnCl4*5H2O = CdSnO3 + C2H5Cl + H2O =>
CdCl2*H2O + 6 C2H5OH + SnCl4*5H2O = CdSnO3 + 6 C2H5Cl + 9 H2O
CH2CHCN + O2 = CO2 + H2O + N2 =>
4 CH2CHCN + 15 O2 = 12 CO2 + 6 H2O + 2 N2
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + H2(g) =>
Cu(s) + 2 HNO3(aq) = Cu(NO3)2(aq) + H2(g)
K2Cr2O7 + HI + H2SO4 = KHSO4 + Cr2(SO4)3 + HIO3 + H2O =>
K2Cr2O7 + HI + 5 H2SO4 = 2 KHSO4 + Cr2(SO4)3 + HIO3 + 4 H2O
NaHCO3(s) = Na2CO3(s) + H2O + CO2(g) =>
2 NaHCO3(s) = Na2CO3(s) + H2O + CO2(g)
H2S + HNO3 = H2SO4 + NO + H2O =>
3 H2S + 8 HNO3 = 3 H2SO4 + 8 NO + 4 H2O
NO2 + H20 = HNO3 + NO =>
40 NO2 + H20 = 20 HNO3 + 20 NO
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Ba(NO2)2 + Na2SO4 = BaSO4 + Na(NO2) =>
Ba(NO2)2 + Na2SO4 = BaSO4 + 2 Na(NO2)
Zn + H3O{+} = Zn{2+} + H2 + H2O =>
Zn + 2 H3O{+} = Zn{2+} + H2 + 2 H2O
AL + O2 = ALO2 =>
AL + O2 = ALO2
Zn + CH3COOH = Zn(CH3COO) + H2 =>
2 Zn + 2 CH3COOH = 2 Zn(CH3COO) + H2
K4(Fe(CN)6) + (FeSO4)*6H2O = Fe4[Fe(CN)6]3 + K2SO4 + H2O + Fe =>
3 K4(Fe(CN)6) + 6(FeSO4)*6H2O = Fe4[Fe(CN)6]3 + 6 K2SO4 + 36 H2O + 2 Fe
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/01/16
Équations équilibrées sur12/01/15
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