| Équations équilibrées la veille | Équations équilibrées le lendemain |
N2 + 3 H2 = 2 NH3
CH3COOH + O2 = CO2 + H2O =>
CH3COOH + 2 O2 = 2 CO2 + 2 H2O
Cu2(SO4)2 + Na2CO3 = Cu2(CO3)2 + Na2SO4 =>
Cu2(SO4)2 + 2 Na2CO3 = Cu2(CO3)2 + 2 Na2SO4
Al4C3 + HCl = AlCl3 + CH4 =>
Al4C3 + 12 HCl = 4 AlCl3 + 3 CH4
S8 + Cl2 = S2Cl2 =>
S8 + 4 Cl2 = 4 S2Cl2
Mn{2+} + S2O8{-2} + H2O = H2MnO3 + SO4{-2} + H{+} =>
Mn{2+} + S2O8{-2} + 3 H2O = H2MnO3 + 2 SO4{-2} + 4 H{+}
H4XeO6 + Co(OH)2 = Co2XeO6 + H2O =>
H4XeO6 + 2 Co(OH)2 = Co2XeO6 + 4 H2O
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
Na2O + H2SO4 = Na2SO4 + H2O =>
Na2O + H2SO4 = Na2SO4 + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Na2O + H2SO4 = Na2SO4 + H2O =>
Na2O + H2SO4 = Na2SO4 + H2O
Ca{2+} + HCO3{-} = CaCO3 + H2O + CO2 =>
Ca{2+} + 2 HCO3{-} = CaCO3 + H2O + CO2
Zn(OH)2 + NaOH = Na2Zn(OH)4 =>
Zn(OH)2 + 2 NaOH = Na2Zn(OH)4
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Cu2(SO4)2 + (NH4)2CO3 = Cu2(CO3)2 + (NH4)2SO4 =>
Cu2(SO4)2 + 2(NH4)2CO3 = Cu2(CO3)2 + 2(NH4)2SO4
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
CuCO3 + H2SO4 = CuSO4 + H2O + CO2 =>
CuCO3 + H2SO4 = CuSO4 + H2O + CO2
Cu2(SO4)2 + Pb(NO3)2 = Pb2(SO4)2 + Cu(NO3)2 =>
Cu2(SO4)2 + 2 Pb(NO3)2 = Pb2(SO4)2 + 2 Cu(NO3)2
Al(s) + AgNO3(aq) = AlNO3 + Ag =>
Al(s) + AgNO3(aq) = AlNO3 + Ag
K2IrCl6 + C10H14ZnO4 + KOH = ZnIrO3 + KCl + C10H14K2O4 + H2O =>
K2IrCl6 + C10H14ZnO4 + 6 KOH = ZnIrO3 + 6 KCl + C10H14K2O4 + 3 H2O
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
Cl2H22O11 = Cl + H2O =>
Cl2H22O11 = 2 Cl + 11 H2O
Sn{2+} + Hg{2+} + Cl{-} = Sn{4+} + Hg2Cl2 =>
Sn{2+} + 2 Hg{2+} + 2 Cl{-} = Sn{4+} + Hg2Cl2
Cu2(SO4)2 + NaOH = Cu(OH)2 + Na2SO4 =>
Cu2(SO4)2 + 4 NaOH = 2 Cu(OH)2 + 2 Na2SO4
H2S + NaOH = Na2S + H2O =>
H2S + 2 NaOH = Na2S + 2 H2O
CO3 + H = HCO3 =>
CO3 + H = HCO3
Ni + H2SO4 = NiSO4 + H2 =>
Ni + H2SO4 = NiSO4 + H2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Zn2(SO4)2 + BaCl2 = Ba2(SO4)2 + ZnCl2 =>
Zn2(SO4)2 + 2 BaCl2 = Ba2(SO4)2 + 2 ZnCl2
Na2CO3 + HCI = NaCI + H2O + CO2 =>
Na2CO3 + 2 HCI = 2 NaCI + H2O + CO2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Zn2(SO4)2 + Na2CO3 = Zn2(CO3)2 + Na2SO4 =>
Zn2(SO4)2 + 2 Na2CO3 = Zn2(CO3)2 + 2 Na2SO4
Na + H2 = NaH =>
2 Na + H2 = 2 NaH
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Zn + K2Cr2O7 + H2SO4 = ZnSO4 + Cr2(SO4)3 + K2SO4 + H2O =>
3 Zn + K2Cr2O7 + 7 H2SO4 = 3 ZnSO4 + Cr2(SO4)3 + K2SO4 + 7 H2O
Mg + H2SO4 = MgSO4 + H2S + H2O =>
4 Mg + 5 H2SO4 = 4 MgSO4 + H2S + 4 H2O
Pb + NO3{-} + H{+} = Pb{2+} + NO + H2O =>
3 Pb + 2 NO3{-} + 8 H{+} = 3 Pb{2+} + 2 NO + 4 H2O
Zn2(SO4)2 + (NH4)2CO3 = Zn2(CO3)2 + (NH4)2SO4 =>
Zn2(SO4)2 + 2(NH4)2CO3 = Zn2(CO3)2 + 2(NH4)2SO4
NaClO = NaCl + NaClO3 =>
3 NaClO = 2 NaCl + NaClO3
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
C8H18 + NO = CO2 + N2 + H2O =>
2 C8H18 + 50 NO = 16 CO2 + 25 N2 + 18 H2O
CS2 + Cl2 = CCl4 + S2Cl2 =>
CS2 + 3 Cl2 = CCl4 + S2Cl2
Pb(NO3)2 + Na2CO3 = PbCO3 + NaNO3 =>
Pb(NO3)2 + Na2CO3 = PbCO3 + 2 NaNO3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/06/20
Équations équilibrées sur04/05/19
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