| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 FeCuS2 + 13 O2 = 2 Fe2O3 + 4 CuO + 8 SO2
VOCl2 + I2 + NaHCO3 = NaVO3 + NaI + NaCl + CO2 + H2O =>
2 VOCl2 + I2 + 8 NaHCO3 = 2 NaVO3 + 2 NaI + 4 NaCl + 8 CO2 + 4 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
KBr + NaNO3 = KNO3 + NaBr =>
KBr + NaNO3 = KNO3 + NaBr
Fe + CuCl2 = FeCl3 + Cu =>
2 Fe + 3 CuCl2 = 2 FeCl3 + 3 Cu
Br2 + Ca(OH)2 = CaBr2 + Ca(BrO3)2 + H2O =>
6 Br2 + 6 Ca(OH)2 = 5 CaBr2 + Ca(BrO3)2 + 6 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Fe + CuCl2 = FeCl2 + Cu =>
Fe + CuCl2 = FeCl2 + Cu
FeS2 + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 FeS2 + 14 H2SO4 = Fe2(SO4)3 + 15 SO2 + 14 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Sb + KClO4 + H2SO4 = Sb2(SO4)3 + KCl + H2O =>
8 Sb + 3 KClO4 + 12 H2SO4 = 4 Sb2(SO4)3 + 3 KCl + 12 H2O
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
NaBO3 + FeS + NaOH + H2O = Fe(OH)3 + Na2SO4 + NaBO2 =>
9 NaBO3 + 2 FeS + 4 NaOH + H2O = 2 Fe(OH)3 + 2 Na2SO4 + 9 NaBO2
Na2CO3 + CaCl2 = NaCl + CaCO3 =>
Na2CO3 + CaCl2 = 2 NaCl + CaCO3
SnS2 + O2 = SnO2 + SO2 =>
SnS2 + 3 O2 = SnO2 + 2 SO2
Cu(OH)2 + H2SO4 = CuSO4 + H2O =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
Sn + Cl2 = SnCl4 =>
Sn + 2 Cl2 = SnCl4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cu(OH)2 + H2SO4 = CuSO4 + H2O =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Cr2(SO4)3 + Br2 + NaOH = Na2CrO4 + NaBr + Na2SO4 + H2O =>
Cr2(SO4)3 + 3 Br2 + 16 NaOH = 2 Na2CrO4 + 6 NaBr + 3 Na2SO4 + 8 H2O
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
H2S + HNO3 = H2O + NO + S =>
3 H2S + 2 HNO3 = 4 H2O + 2 NO + 3 S
Ba(OH)2 = BaO + H2O =>
Ba(OH)2 = BaO + H2O
HCl + Na2O = NaCl + H2O =>
2 HCl + Na2O = 2 NaCl + H2O
MgO + CO = Mg + CO2 =>
MgO + CO = Mg + CO2
Al2O3 + CO = Al + CO2 =>
Al2O3 + 3 CO = 2 Al + 3 CO2
CuSO4 + KI = Cu2I2 + K2SO4 + I2 =>
2 CuSO4 + 4 KI = Cu2I2 + 2 K2SO4 + I2
CrSO4 + KMnO4 + H2SO4 = Cr2(SO4)3 + K2SO4 + MnSO4 + H2O =>
10 CrSO4 + 2 KMnO4 + 8 H2SO4 = 5 Cr2(SO4)3 + K2SO4 + 2 MnSO4 + 8 H2O
CuO + CO = Cu + CO2 =>
CuO + CO = Cu + CO2
KOH + Zn(NO3)2 = KNO3 + Zn(OH)2 =>
2 KOH + Zn(NO3)2 = 2 KNO3 + Zn(OH)2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NaH + H2O = Na(OH)2 + H2 =>
2 NaH + 4 H2O = 2 Na(OH)2 + 3 H2
Mg(OH)2 + H3PO4 = Mg3(PO4)2 + H2O =>
3 Mg(OH)2 + 2 H3PO4 = Mg3(PO4)2 + 6 H2O
C6H6 + Br2 = C6H5Br + HBr =>
C6H6 + Br2 = C6H5Br + HBr
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
K2Cr2O7 + TiCl2 + HCl = CrCl + TiCl4 + KCl + H2O =>
K2Cr2O7 + 5 TiCl2 + 14 HCl = 2 CrCl + 5 TiCl4 + 2 KCl + 7 H2O
Cr(NO3)3 + NaBiO3 + HNO3 = H2Cr2O7 + Bi(NO3)3 + NaNO3 + H2O =>
2 Cr(NO3)3 + 3 NaBiO3 + 6 HNO3 = H2Cr2O7 + 3 Bi(NO3)3 + 3 NaNO3 + 2 H2O
K2Cr2O7 + TiCl2 + HCl = CrCl3 + TiCl4 + KCl + H2O =>
K2Cr2O7 + 3 TiCl2 + 14 HCl = 2 CrCl3 + 3 TiCl4 + 2 KCl + 7 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
C7H8O + KMnO4 + H2SO4 = C7H6O2 + K2SO4 + MnSO4 + H2O =>
5 C7H8O + 4 KMnO4 + 6 H2SO4 = 5 C7H6O2 + 2 K2SO4 + 4 MnSO4 + 11 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
K2CrO4 + HCl = CrCl3 + Cl2 + KCl + H2O =>
2 K2CrO4 + 16 HCl = 2 CrCl3 + 3 Cl2 + 4 KCl + 8 H2O
NaI + AgNO3 = AgI + NaNO3 =>
NaI + AgNO3 = AgI + NaNO3
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/20/13
Équations équilibrées sur12/20/12
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