| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 MnO4{-} + S2O4{-2} = 2 MnO2 + 2 SO4{-2}
CuNO3 + NH4O = CuO + NH4NO3 =>
CuNO3 + NH4O = CuO + NH4NO3
Ni3S2 + SO2 = NiS + O2 =>
Ni3S2 + SO2 = 3 NiS + O2
NH3 + O2 = NO2 + H204 =>
68 NH3 + 68 O2 = 68 NO2 + H204
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
H3COH + Cr2O7 + H{+} = HCOOH + Cr{3+} + H2O =>
2 H3COH + Cr2O7 + 6 H{+} = 2 HCOOH + 2 Cr{3+} + 5 H2O
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
U3Si2 + Fe = U3Fe2Si7 + U3Si =>
6 U3Si2 + 2 Fe = U3Fe2Si7 + 5 U3Si
NH3*H2O + HBr = NH4Br + H2O =>
NH3*H2O + HBr = NH4Br + H2O
CrSO4 + Ca(OH)2 = Cr(OH)2 + CaSO4 =>
CrSO4 + Ca(OH)2 = Cr(OH)2 + CaSO4
Pb(NO3)2K2S = PbS + KNO3 =>
Pb(NO3)2K2S = PbS + 2 KNO3
Na + N2 = Na2N3 =>
4 Na + 3 N2 = 2 Na2N3
Co(OH)2 + NaOH = Na2[Co(OH)4] =>
Co(OH)2 + 2 NaOH = Na2[Co(OH)4]
Cr2O3 + Ba(OH)2 = Ba3(CrO3)2 + H2O =>
Cr2O3 + 3 Ba(OH)2 = Ba3(CrO3)2 + 3 H2O
H{+} + NO + Cr2O7{2-} = Cr{3+} + NO3{-} + H2O =>
6 H{+} + 2 NO + Cr2O7{2-} = 2 Cr{3+} + 2 NO3{-} + 3 H2O
HCl(aq) + K2S2O3(aq) = SO2 + S + H2O + KCl =>
2 HCl(aq) + K2S2O3(aq) = SO2 + S + H2O + 2 KCl
NaClO + CH3COOH = Cl2 + CH3COONa + O2 + H2O =>
4 NaClO + 4 CH3COOH = 2 Cl2 + 4 CH3COONa + O2 + 2 H2O
CH3COOH + BaOH2 = Ba(CH3COOH)2 + H2O =>
2 CH3COOH + BaOH2 = Ba(CH3COOH)2 + H2O
H2O2 + NO2({-}) = H2O + NO3({-}) =>
H2O2 + NO2({-}) = H2O + NO3({-})
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
C + KMnO4 = MnO2 + CO2 + K2O =>
3 C + 4 KMnO4 = 4 MnO2 + 3 CO2 + 2 K2O
C6H5CH2OH + O2 = CO + H2O =>
C6H5CH2OH + 5 O2 = 7 CO + 4 H2O
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
NaBr + Ag2SO4 = AgBr + Na2SO4 =>
2 NaBr + Ag2SO4 = 2 AgBr + Na2SO4
Al(NO3)3 + MgCO3 = Mg(NO3)2 + Al2(CO3)3 =>
2 Al(NO3)3 + 3 MgCO3 = 3 Mg(NO3)2 + Al2(CO3)3
K2HPO4 + H2O = OH + HK2HPO4 =>
K2HPO4 + H2O = OH + HK2HPO4
C3H7COOH + (NH4)2SO3 = C3H7COONH4 + H2SO3 =>
2 C3H7COOH + (NH4)2SO3 = 2 C3H7COONH4 + H2SO3
Sn + Ba(OH)2 + H2O = Ba[Sn(OH)6] + H2 =>
Sn + Ba(OH)2 + 4 H2O = Ba[Sn(OH)6] + 2 H2
AgNO3 + Na3(PO4) = Ag3(PO4) + Na(NO3) =>
3 AgNO3 + Na3(PO4) = Ag3(PO4) + 3 Na(NO3)
CuS2 + KClO3 = CuO + SO2 + KCl =>
3 CuS2 + 5 KClO3 = 3 CuO + 6 SO2 + 5 KCl
CuAl = Cu + Al =>
CuAl = Cu + Al
PbSO4 + NaCO3 + C = PbNa2SO4 + CO2 =>
PbSO4 + 2 NaCO3 + C = PbNa2SO4 + 3 CO2
AlCl3 + C2H3NaO2 = Al(CH3COO)3 + NaCl =>
AlCl3 + 3 C2H3NaO2 = Al(CH3COO)3 + 3 NaCl
KO2 + H2O = KOH + O2 =>
4 KO2 + 2 H2O = 4 KOH + 3 O2
LiCl + KOH = LiHO + KCl =>
LiCl + KOH = LiHO + KCl
Cu2S + H2SO4 = H2S + CuSO4 + H2O =>
4 Cu2S + 9 H2SO4 = 5 H2S + 8 CuSO4 + 4 H2O
KMnO4 + CH3CH2OH + NaOH = CH3COONa + Mn(OH)2 + KOH + H2O =>
4 KMnO4 + 5 CH3CH2OH + 5 NaOH = 5 CH3COONa + 4 Mn(OH)2 + 4 KOH + 4 H2O
KNO2 + H2SO4 = H2O + K2SO4 + HNO3 + NO =>
6 KNO2 + 3 H2SO4 = 2 H2O + 3 K2SO4 + 2 HNO3 + 4 NO
Rb + Li = RbLi =>
Rb + Li = RbLi
Na2CO3 + (CaCl2) = CaCO3 + NaCl =>
Na2CO3 + (CaCl2) = CaCO3 + 2 NaCl
C7H6O3 + Br2 = C7H5O3Br + HBr =>
C7H6O3 + Br2 = C7H5O3Br + HBr
CH3COOH + HNO3 = CH3COO + H3O + NO2 =>
2 CH3COOH + HNO3 = 2 CH3COO + H3O + NO2
Mg + HCl = Mg4Cl7 + H2 =>
8 Mg + 14 HCl = 2 Mg4Cl7 + 7 H2
HCO4 + Ba(OH)2 = Ba(CO4)2 + H2O =>
2 HCO4 + Ba(OH)2 = Ba(CO4)2 + 2 H2O
KCl + FeSO4 = Cl2Fe + K2SO4 =>
2 KCl + FeSO4 = Cl2Fe + K2SO4
MnO2 + H{+} + Br{-} = Mn{2+} + H2O + Br2 = =>
MnO2 + 4 H{+} + 2 Br{-} = Mn{2+} + 2 H2O + Br2
NaCN + H2CO3 = HCN + Na2CO3 =>
2 NaCN + H2CO3 = 2 HCN + Na2CO3
NaHCO3 + H2O2 = NaHCO4 + H2O =>
NaHCO3 + H2O2 = NaHCO4 + H2O
Cl + HOH = HCl + HClO =>
2 Cl + HOH = HCl + HClO
Zn + Cl = ZnCl3 =>
Zn + 3 Cl = ZnCl3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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