| Équations équilibrées la veille |
Na + HOH = H + NaOH
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Ni + O2 = Ni2(O2)3 =>
2 Ni + 3 O2 = Ni2(O2)3
HI + Fe = H2 + FeI2 =>
2 HI + Fe = H2 + FeI2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Na2 + CuSO4 = Cu + Na2SO4 =>
Na2 + CuSO4 = Cu + Na2SO4
Sb + CH3COOCH2CH3 + H2O2 = H2O + Sb(CH3COO)5 =>
2 Sb + 5 CH3COOCH2CH3 + 15 H2O2 = 20 H2O + 2 Sb(CH3COO)5
MnO2 + KCl + H2SO4 = Cl2 + MnCl + K2SO4 + H2O =>
2 MnO2 + 8 KCl + 4 H2SO4 = 3 Cl2 + 2 MnCl + 4 K2SO4 + 4 H2O
Re + Br2 = ReBr3 =>
2 Re + 3 Br2 = 2 ReBr3
CaCO3 + Cu(OH)2 = Ca(OH)2 + CuCO3 =>
CaCO3 + Cu(OH)2 = Ca(OH)2 + CuCO3
Zn2O2 + C = Zn + C2O4 =>
2 Zn2O2 + 2 C = 4 Zn + C2O4
Zn + H2CO3 = Zn2CO3 + HZn =>
4 Zn + H2CO3 = Zn2CO3 + 2 HZn
HI + Zn(NO3)2 = Zn + HI(NO3) =>
2 HI + Zn(NO3)2 = Zn + 2 HI(NO3)
S + NaOH = Na2S2 + Na2S2O2 + H2O =>
4 S + 4 NaOH = Na2S2 + Na2S2O2 + 2 H2O
Pb(NO3)2(aq) + FeCl2(aq) = Fe(NO3)2(aq) + PbCl2(s) =>
Pb(NO3)2(aq) + FeCl2(aq) = Fe(NO3)2(aq) + PbCl2(s)
Sn + OH{-} = SnO2{2-} + H2 =>
Sn + 2 OH{-} = SnO2{2-} + H2
Zn + NaHCO3 = Zn(HCO3)2 + Na =>
Zn + 2 NaHCO3 = Zn(HCO3)2 + 2 Na
C147H296 + O2 = CO2 + H2O =>
C147H296 + 221 O2 = 147 CO2 + 148 H2O
CH3CHO + I2 + NaOH = CH3COOH + NaI + H2O =>
CH3CHO + I2 + 2 NaOH = CH3COOH + 2 NaI + H2O
AgO = Ag2 + O2 =>
2 AgO = Ag2 + O2
CH4 + CO3{-2} = CO + H2O + e =>
2 CH4 + 3 CO3{-2} = 5 CO + 4 H2O + 6e
Na2SiO3 + NaAlO2 + H2O = NaOH + Na2Al2Si2O8H2O =>
2 Na2SiO3 + 2 NaAlO2 + 3 H2O = 4 NaOH + Na2Al2Si2O8H2O
KCl + Ba = BaCl2 + K =>
2 KCl + Ba = BaCl2 + 2 K
H2O2 + Na2S = Na2SO4 + H2O =>
4 H2O2 + Na2S = Na2SO4 + 4 H2O
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
As3S4 + HNO3 = H3AsO4 + H2SO4 + NO2 + H2O =>
As3S4 + 39 HNO3 = 3 H3AsO4 + 4 H2SO4 + 39 NO2 + 11 H2O
Co(NO3)2 + KBrO3 = Co(BrO3)2 + KNO3 =>
Co(NO3)2 + 2 KBrO3 = Co(BrO3)2 + 2 KNO3
HI + Cl2 = H2Cl + I2 =>
4 HI + Cl2 = 2 H2Cl + 2 I2
H2SO3 + Bi(OH)3 = Bi2(SO3)3 + H2O =>
3 H2SO3 + 2 Bi(OH)3 = Bi2(SO3)3 + 6 H2O
Fe2O3 + CO = Fe3O4 + CO2 =>
3 Fe2O3 + CO = 2 Fe3O4 + CO2
AgCl(s) + H2O(l) = AgOH + HCl =>
AgCl(s) + H2O(l) = AgOH + HCl
Pb(NO3)2 + Ba(OH)2 = Pb(OH)2 + Ba(NO3)2 =>
Pb(NO3)2 + Ba(OH)2 = Pb(OH)2 + Ba(NO3)2
K2CO3 + BaCl2 = K2Cl2 + BaCO3 =>
K2CO3 + BaCl2 = K2Cl2 + BaCO3
NH4Cl + Fe(NO3)3 = NH4 + NO3 + FeCl3 =>
3 NH4Cl + Fe(NO3)3 = 3 NH4 + 3 NO3 + FeCl3
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
Cu + HNO3 = Cu3NO3 + NO2 + H2O =>
3 Cu + 2 HNO3 = Cu3NO3 + NO2 + H2O
Si2H6 + O2 = Si02 + H2O3 =>
2 Si2H6 + 9 O2 = 2 Si02 + 6 H2O3
CsI + Cl2 = Cl2I + Cs =>
CsI + Cl2 = Cl2I + Cs
HNO3 + NaNO2 = H2O + N2O3 + NaNO3 =>
2 HNO3 + 2 NaNO2 = H2O + N2O3 + 2 NaNO3
CuS + HNO3 = Cu(NO3) + S + H2O + NOH =>
4 CuS + 5 HNO3 = 4 Cu(NO3) + 4 S + 2 H2O + NOH
CO + BaO = Ba + CO3 =>
CO + 2 BaO = 2 Ba + CO3
C6H6 + CH2OHCHOHCH2OH = C6H5CH2CHOHCH2OH + H2O =>
C6H6 + CH2OHCHOHCH2OH = C6H5CH2CHOHCH2OH + H2O
(NH4)2Cr2O7 + V(NO2)3 = V(NH4)3 + Cr2O7(NO2)2 =>
3(NH4)2Cr2O7 + 2 V(NO2)3 = 2 V(NH4)3 + 3 Cr2O7(NO2)2
Br2 + H2O + C2H4 = CH(OH)CHBr + HBr =>
2 Br2 + H2O + C2H4 = CH(OH)CHBr + 3 HBr
H3PO4 + RbOH = H2O + Rb3PO4 =>
H3PO4 + 3 RbOH = 3 H2O + Rb3PO4
KClO + KI + H2O = KCl + KOH + I2 =>
KClO + 2 KI + H2O = KCl + 2 KOH + I2
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
FeO + Al2 = Fe2 + Al2O3 =>
6 FeO + 2 Al2 = 3 Fe2 + 2 Al2O3
CH4 + CO = C2H4 + CO2 =>
CH4 + 2 CO = C2H4 + CO2
Zn + MgBr2 = Mg + ZnBr2 =>
Zn + MgBr2 = Mg + ZnBr2
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Équations équilibrées sur12/10/24
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