| Équations équilibrées la veille |
2 K2Cr2O7 + C2H5OH + 2 H2SO4 = 2 K2SO4 + 2 CO2 + 2 Cr2O3 + 5 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Cu(SO4)2 + H2SO4 = CuSO4 + H2(SO4)2 =>
Cu(SO4)2 + H2SO4 = CuSO4 + H2(SO4)2
Mg2 + CuCl2 = Mg2Cl2 + Cu =>
Mg2 + CuCl2 = Mg2Cl2 + Cu
C6H5CH3CHCH3 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + C6H5COOH + H2O =>
35 C6H5CH3CHCH3 + 66 KMnO4 + 99 H2SO4 = 33 K2SO4 + 66 MnSO4 + 45 C6H5COOH + 174 H2O
CH3CH2MgBr + CH3OH = CH3CH2CH3 + MgBrOH =>
CH3CH2MgBr + CH3OH = CH3CH2CH3 + MgBrOH
CO2(g) + OH(aq) = CH(aq) + O2(g) =>
2 CO2(g) + 2 OH(aq) = 2 CH(aq) + 3 O2(g)
KOH + CO2(g) = K2CO3 + H2O =>
2 KOH + CO2(g) = K2CO3 + H2O
Pb + Cu(NO3)2 = CuPb(NO3)2 =>
Pb + Cu(NO3)2 = CuPb(NO3)2
Na + F2 = NaF =>
2 Na + F2 = 2 NaF
H2S + HNO3 = S + NONO2 + H2O =>
2 H2S + 2 HNO3 = 2 S + NONO2 + 3 H2O
KNO3(aq) + MgSO4(aq) = KSO4(aq) + MgNO3(aq) =>
KNO3(aq) + MgSO4(aq) = KSO4(aq) + MgNO3(aq)
HClO4 + Na2SO3 = Na2SO4 + HCl =>
HClO4 + 4 Na2SO3 = 4 Na2SO4 + HCl
HBrO3 + CaBr2 = Ca(BrO3)2 + Br2 + H2O =>
12 HBrO3 + 5 CaBr2 = 5 Ca(BrO3)2 + 6 Br2 + 6 H2O
Fe + NHO2 = Fe(NO3)2 + NO + H2O =>
Fe + 8 NHO2 = Fe(NO3)2 + 6 NO + 4 H2O
(NH4)2WO4 + H2O2 = WO5 + H2O + NH3 =>
(NH4)2WO4 + 2 H2O2 = WO5 + 3 H2O + 2 NH3
HCOONa + H2O = HCOOH + Na + OH =>
HCOONa + H2O = HCOOH + Na + OH
Mg3N2 + Sn(OH)4 = Mg(OH)2 + Sn3N4 =>
2 Mg3N2 + 3 Sn(OH)4 = 6 Mg(OH)2 + Sn3N4
AgNO3(aq) + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3(aq) + MgCl2 = 2 AgCl + Mg(NO3)2
Pb(C2H3O2)2H2O + Na2CO3 = PbCO3 + NaC2H3O2 + H2O =>
Pb(C2H3O2)2H2O + Na2CO3 = PbCO3 + 2 NaC2H3O2 + H2O
Co + HNO3 = Co(NO3)2 + NO2 + H2O =>
Co + 4 HNO3 = Co(NO3)2 + 2 NO2 + 2 H2O
NaCO3(aq) + HC2H3O2(aq) = H2O + CO2(g) + NaC2H3O2(aq) =>
8 NaCO3(aq) + 9 HC2H3O2(aq) = 6 H2O + 10 CO2(g) + 8 NaC2H3O2(aq)
C2H4 + KMnO4 + H2O = C2H2(OH)4 + KOH + MnO2 =>
C2H4 + 2 KMnO4 + 2 H2O = C2H2(OH)4 + 2 KOH + 2 MnO2
Mg + NiCl2 = MgNiCl2 =>
Mg + NiCl2 = MgNiCl2
C6H14 + CI2 = C6CI + H14CI =>
13 C6H14 + 12 CI2 = 11 C6CI + 13 H14CI
Cl + CuOH2 = CuCl2 + H2O =>
2 Cl + CuOH2 = CuCl2 + H2O
Co(en)2Cl2(aq) + H2O2(aq) = [Co(en)2Cl2]{+} + OH{-}(aq) =>
2 Co(en)2Cl2(aq) + H2O2(aq) = 2[Co(en)2Cl2]{+} + 2 OH{-}(aq)
C2H5NH4 + HCl = C2H5NH4Cl + H2 =>
2 C2H5NH4 + 2 HCl = 2 C2H5NH4Cl + H2
(Al2(SO4)3) + Na2CO3 = Al2(CO3)3 + Na2(SO4) =>
(Al2(SO4)3) + 3 Na2CO3 = Al2(CO3)3 + 3 Na2(SO4)
K2Cr2O7 + SO2 + H2O = Cr2(SO4)3 + KOH =>
K2Cr2O7 + 3 SO2 + H2O = Cr2(SO4)3 + 2 KOH
SO3 = SO2 + O2 =>
2 SO3 = 2 SO2 + O2
PbI2 + H2O = HI + Pb(OH)2 =>
PbI2 + 2 H2O = 2 HI + Pb(OH)2
Mn2O7 = MnO2 + O2 =>
2 Mn2O7 = 4 MnO2 + 3 O2
Fr2CO3 + HNO3 = FrNO3 + CO2 + H2O =>
Fr2CO3 + 2 HNO3 = 2 FrNO3 + CO2 + H2O
C12H23OH + O2 = C2H + H2O =>
C12H23OH + 4 O2 = 6 C2H + 9 H2O
Pe + Ni + S = PeNiS =>
Pe + Ni + S = PeNiS
C9H200 + O2 = CO2 + H2O =>
C9H200 + 59 O2 = 9 CO2 + 100 H2O
K4Fe(Cn)6 + Cl2 = K3Fe(Cn)6 + KCl =>
2 K4Fe(Cn)6 + Cl2 = 2 K3Fe(Cn)6 + 2 KCl
K2SO3 + I2 + NaOH = K2SO4 + NaI + H2O =>
K2SO3 + I2 + 2 NaOH = K2SO4 + 2 NaI + H2O
Ba + P = Ba4P2 =>
4 Ba + 2 P = Ba4P2
Pb(NO3)2 + NH4I = PbI2 + NH4NO3 =>
Pb(NO3)2 + 2 NH4I = PbI2 + 2 NH4NO3
HI(aq) + Cu(NO3)2(aq) = CuI2(aq) + HNO3(aq) =>
2 HI(aq) + Cu(NO3)2(aq) = CuI2(aq) + 2 HNO3(aq)
CH3CH(OH)COOH + NaOH = CH3CH(OH)COONa + H2O =>
CH3CH(OH)COOH + NaOH = CH3CH(OH)COONa + H2O
Mg(s) + CuSO4(ac) = MgSO4(ac) + Cu2(s) =>
2 Mg(s) + 2 CuSO4(ac) = 2 MgSO4(ac) + Cu2(s)
KFe(CN) + FeSO4 = KFeSO4 + Fe(CN) =>
KFe(CN) + FeSO4 = KFeSO4 + Fe(CN)
P4 + HNO3 = H3PO4 + NO2 + H2O =>
P4 + 20 HNO3 = 4 H3PO4 + 20 NO2 + 4 H2O
S + HNO2 = H2SO4 + NO + H2O =>
S + 6 HNO2 = H2SO4 + 6 NO + 2 H2O
C4H9OH + O2 = CO2 + H2O(l) =>
C4H9OH + 6 O2 = 4 CO2 + 5 H2O(l)
Cu(NO3)2 + Al(CN)3 = Cu(CN)2 + Al(NO3)3 =>
3 Cu(NO3)2 + 2 Al(CN)3 = 3 Cu(CN)2 + 2 Al(NO3)3
CuO + Ca(OH)2 = Cu(OH)2 + CaO =>
CuO + Ca(OH)2 = Cu(OH)2 + CaO
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Équations équilibrées sur12/31/24
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