| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 B + 5 H2SO4 = 2 HBO3 + 5 SO2 + 4 H2O
KHS + H2SO4 = KHSO4 + H2S =>
KHS + H2SO4 = KHSO4 + H2S
K2Cr2O7 + KI + H2SO4 = H2O + I2 + Cr2(SO4)3 + K2SO4 =>
K2Cr2O7 + 6 KI + 7 H2SO4 = 7 H2O + 3 I2 + Cr2(SO4)3 + 4 K2SO4
CUS + HNO3 = S + NO + CU(NO3)2 + H2O =>
3 CUS + 8 HNO3 = 3 S + 2 NO + 3 CU(NO3)2 + 4 H2O
HNO3 + HCl + S = HSCl4 + NO + H2O =>
HNO3 + 4 HCl + S = HSCl4 + NO + 2 H2O
Cr(OH)3 + IO3{-} + OH{-} = CrO4{-2} + I{-} + H2O =>
2 Cr(OH)3 + IO3{-} + 4 OH{-} = 2 CrO4{-2} + I{-} + 5 H2O
CUS + HNO3 = CU(NO3)2 + S + NO + H2O =>
3 CUS + 8 HNO3 = 3 CU(NO3)2 + 3 S + 2 NO + 4 H2O
Mn{2+} + MnO4{-} + H2O = MnO2 + H{+} =>
3 Mn{2+} + 2 MnO4{-} + 2 H2O = 5 MnO2 + 4 H{+}
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
C3H7OH + [Cr2O7]{2-} + H{+} = Cr{3+} + CH3COCH3 + H2O =>
3 C3H7OH + [Cr2O7]{2-} + 8 H{+} = 2 Cr{3+} + 3 CH3COCH3 + 7 H2O
Fe2O3 + CO = Fe3O4 + CO2 =>
3 Fe2O3 + CO = 2 Fe3O4 + CO2
C2H6O + O2 = CO2 + H20 =>
10 C2H6O + 15 O2 = 20 CO2 + 3 H20
MnCl2 + KBrO + KOH = MnO2 + KBr + KCl + H2O =>
MnCl2 + KBrO + 2 KOH = MnO2 + KBr + 2 KCl + H2O
NH3 + NO2 + H2O = NH4NO3 =>
6 NH3 + 8 NO2 + 5 H2O = 7 NH4NO3
NH3 + H2So4 = (NH4)2So4 =>
2 NH3 + H2So4 = (NH4)2So4
CO + Fe2O3 = Fe + CO2 =>
3 CO + Fe2O3 = 2 Fe + 3 CO2
C2H4Br2 + KOH = C2H2 + KBr + H2O =>
C2H4Br2 + 2 KOH = C2H2 + 2 KBr + 2 H2O
NAOH + HCL = NACL + H2O =>
NAOH + HCL = NACL + H2O
KNO3 + NaCl = NaNO3 + KCl =>
KNO3 + NaCl = NaNO3 + KCl
Zn + MnO2 + NH4Cl = ZnCl2 + Mn2O3 + NH3 + H2O =>
Zn + 2 MnO2 + 2 NH4Cl = ZnCl2 + Mn2O3 + 2 NH3 + H2O
CO(NH2)2 + Na2CO3 = NaCN + O2 + H2O =>
CO(NH2)2 + Na2CO3 = 2 NaCN + O2 + 2 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
FeSO4 + NaOH = FeOH + NaSO4 =>
FeSO4 + NaOH = FeOH + NaSO4
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Al + H2So4 = Al2(So4)3 + H2 =>
2 Al + 3 H2So4 = Al2(So4)3 + 3 H2
PH5 + O2 = P2O5 + H2O =>
2 PH5 + 5 O2 = P2O5 + 5 H2O
Pb3O4 + HCl = PbCl2 + H2O + Cl2 =>
Pb3O4 + 8 HCl = 3 PbCl2 + 4 H2O + Cl2
C2H6O + CuO2 = CH3CHO + H2O + Cu =>
2 C2H6O + CuO2 = 2 CH3CHO + 2 H2O + Cu
KMnO4 + FeSO4 + H2SO4 = H2O + Fe2(SO4)3 + K2SO4 + MnSO4 =>
2 KMnO4 + 10 FeSO4 + 8 H2SO4 = 8 H2O + 5 Fe2(SO4)3 + K2SO4 + 2 MnSO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
FeCl3 + NaOH = NaCl + Fe(OH)3 =>
FeCl3 + 3 NaOH = 3 NaCl + Fe(OH)3
Pb + PbO2 + HSO4 = PbSO4 + H2O =>
3 Pb + PbO2 + 4 HSO4 = 4 PbSO4 + 2 H2O
CH3Cl + CH4 = C2H6 + HCl =>
CH3Cl + CH4 = C2H6 + HCl
Ca(HCO3)2 + HNO3 = Ca(NO3)2 + H2O + CO2 =>
Ca(HCO3)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O + 2 CO2
C6H5NH2 + HCL = C6H5NH3 + CL =>
C6H5NH2 + HCL = C6H5NH3 + CL
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
C + H2 = CH4 =>
C + 2 H2 = CH4
H2SO4 + Zn = ZnSO4 + H2 =>
H2SO4 + Zn = ZnSO4 + H2
Mg + CO2 = MgO + C =>
2 Mg + CO2 = 2 MgO + C
N2H5Cl = N2 + H2 + HCl =>
N2H5Cl = N2 + 2 H2 + HCl
Cu(NO3)2 + NaOH = NaNO3 + Cu(OH)2 =>
Cu(NO3)2 + 2 NaOH = 2 NaNO3 + Cu(OH)2
Al + NaOH + H2O = NaAlO2 + H2 =>
2 Al + 2 NaOH + 2 H2O = 2 NaAlO2 + 3 H2
FeO + HNO3 = Fe(NO3)3 + NO + H2O =>
3 FeO + 10 HNO3 = 3 Fe(NO3)3 + NO + 5 H2O
CuSO4 + Na2CO3 = CuCO3 + Na2SO4 =>
CuSO4 + Na2CO3 = CuCO3 + Na2SO4
Si + Cr2O3 = SiO2 + Cr =>
3 Si + 2 Cr2O3 = 3 SiO2 + 4 Cr
CH4 + Cl2 = CHCl2 + HCl =>
2 CH4 + 5 Cl2 = 2 CHCl2 + 6 HCl
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
H2SO4 + NaOH = NaHSO4 + H2O =>
H2SO4 + NaOH = NaHSO4 + H2O
| 1 2 3 4 5 6 |
| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/15/17
Équations équilibrées sur04/14/16
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