| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 CH3CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3
Cs2S = Cs + S =>
Cs2S = 2 Cs + S
H2 + Ag2S = H2S + Ag =>
H2 + Ag2S = H2S + 2 Ag
Fe + C = Fe2C3 =>
2 Fe + 3 C = Fe2C3
FeO + Na2O = Na2FeO2 =>
FeO + Na2O = Na2FeO2
Mn(ClO4)2 = Mn{2+} + ClO4{-} =>
Mn(ClO4)2 = Mn{2+} + 2 ClO4{-}
CuO + KOH = KO + CuOH =>
CuO + KOH = KO + CuOH
Cu(IO3)2 = Cu2 + IO3 =>
2 Cu(IO3)2 = Cu2 + 4 IO3
MgO + HNO3 = MgNO3 + OH =>
MgO + HNO3 = MgNO3 + OH
CH3COONa + HCl = ClCH3COONa + H2 =>
2 CH3COONa + 2 HCl = 2 ClCH3COONa + H2
C4H7O5 + NaHCO3 = C4H7O5(COONa) + H2O + CO2 =>
14 C4H7O5 + 13 NaHCO3 = 13 C4H7O5(COONa) + 10 H2O + 4 CO2
NH(SO4)4 + Pb(NO3)2 = NH(NO3)4 + Pb(SO4)2 =>
NH(SO4)4 + 2 Pb(NO3)2 = NH(NO3)4 + 2 Pb(SO4)2
FeBr3 + K3(PO4) = Fe(PO4) + KBr =>
FeBr3 + K3(PO4) = Fe(PO4) + 3 KBr
KBr + Na3[Co(NO2)6] = K3[Co(NO2)6] + NaBr =>
3 KBr + Na3[Co(NO2)6] = K3[Co(NO2)6] + 3 NaBr
Be(OH)2 + H2SO3 = Be(SO3) + H2O =>
Be(OH)2 + H2SO3 = Be(SO3) + 2 H2O
NaOH + Ca(HCO3)2 = Ca(OH)2 + NaHCO3 =>
2 NaOH + Ca(HCO3)2 = Ca(OH)2 + 2 NaHCO3
AgCl + Ba(NO3)2 = Ag(NO3) + BaCl2 =>
2 AgCl + Ba(NO3)2 = 2 Ag(NO3) + BaCl2
SO2 + HNO3 = H2SO4 + NO + O2 =>
SO2 + 2 HNO3 = H2SO4 + 2 NO + O2
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
H3PO4 + CuO = Cu3(PO4)2 + H2O =>
2 H3PO4 + 3 CuO = Cu3(PO4)2 + 3 H2O
MnO + Na2O2 + O2 = Na2MnO4 =>
2 MnO + 2 Na2O2 + O2 = 2 Na2MnO4
AsH3 + K2Cr2O7 + H2SO4 = H3AsO4 + Cr2(SO4)3 + K2SO4 + H2O =>
3 AsH3 + 4 K2Cr2O7 + 16 H2SO4 = 3 H3AsO4 + 4 Cr2(SO4)3 + 4 K2SO4 + 16 H2O
H2SeO3 + KOH = K2SeO3 + H2O =>
H2SeO3 + 2 KOH = K2SeO3 + 2 H2O
Co2O3 + H2SO4 = CoSO4 + O2 + H2O =>
2 Co2O3 + 4 H2SO4 = 4 CoSO4 + O2 + 4 H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
HCl + ClONO2 = Cl2 + HNO3 =>
HCl + ClONO2 = Cl2 + HNO3
[Ni(NH3)6] + NaOH = Na + Ni(OH)2 + NH3 =>
[Ni(NH3)6] + 2 NaOH = 2 Na + Ni(OH)2 + 6 NH3
NaHCO3(s) + H2CO = CH3COONa(aq) + CO2(g) + H2O(l) =>
NaHCO3(s) + 2 H2CO = CH3COONa(aq) + CO2(g) + H2O(l)
CdF2 = Cd + F =>
CdF2 = Cd + 2 F
Al2O3 + HI = AlI3 + H2O =>
Al2O3 + 6 HI = 2 AlI3 + 3 H2O
MnCl3 + K2CrO4 = Mn2(CrO4)3 + KCl =>
2 MnCl3 + 3 K2CrO4 = Mn2(CrO4)3 + 6 KCl
Bi2O3 + Na2O2 = NaBiO3 + Na2O =>
Bi2O3 + 2 Na2O2 = 2 NaBiO3 + Na2O
Na2SO4*10H2O + BaCl2*2H2O = BaSO4 + NaCl + H2O =>
Na2SO4*10H2O + BaCl2*2H2O = BaSO4 + 2 NaCl + 12 H2O
NaPO4 + AgNO3 = AgPO4 + NO3Na =>
NaPO4 + AgNO3 = AgPO4 + NO3Na
Na2CO3(aq) + HC2H3O2(aq) = H2O(l) + CO2(g) + NaC2H3O2(aq) =>
Na2CO3(aq) + 2 HC2H3O2(aq) = H2O(l) + CO2(g) + 2 NaC2H3O2(aq)
Na + CO2 + HCI = NaCI + H2O + CO =>
2 Na + CO2 + 2 HCI = 2 NaCI + H2O + CO
Cu(OH)2 = CuO + H2O = =>
Cu(OH)2 = CuO + H2O
NaHCO3 + NaH2PO4 = Na2HPO4 + CO2 + H2O =>
NaHCO3 + NaH2PO4 = Na2HPO4 + CO2 + H2O
C8H18 + NO = CO2 + H2O + N =>
C8H18 + 25 NO = 8 CO2 + 9 H2O + 25 N
CH3COOH + Ba(OH)2 = BaC4H6O4 + H2O =>
2 CH3COOH + Ba(OH)2 = BaC4H6O4 + 2 H2O
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
CaCl2 + Pb(No3)2 = PbCl2 + Ca(No3)2 =>
CaCl2 + Pb(No3)2 = PbCl2 + Ca(No3)2
CH3CH2CH2COH + Cu(OH)2 = CH3CH2CH2COOH + Cu2O + H2O =>
CH3CH2CH2COH + 2 Cu(OH)2 = CH3CH2CH2COOH + Cu2O + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
X6H12O6 + O2 = XO2 + H2O =>
X6H12O6 + 6 O2 = 6 XO2 + 6 H2O
KN02 + KCrO7 + H2SO4 = KN03 + Cr2(SO4)3 + H2O + K2SO4 =>
60 KN02 + 2 KCrO7 + 14 H2SO4 = 40 KN03 + Cr2(SO4)3 + 14 H2O + 11 K2SO4
Au + CI2 = AuCI2 =>
Au + CI2 = AuCI2
NaClO3 + HBr = Br2 + NaCl + H2O =>
NaClO3 + 6 HBr = 3 Br2 + NaCl + 3 H2O
Cu(OH)2 + NaOH = Na2[Cu(OH)4] =>
Cu(OH)2 + 2 NaOH = Na2[Cu(OH)4]
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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