| Équations équilibrées la veille |
Fe(Br2) + K2(Co3) = Fe(Co3) + K2(Br2)
C2H5MgBr + H2O = C2H6 + OHMgBr =>
C2H5MgBr + H2O = C2H6 + OHMgBr
Cu(NO3)2 + NaI = CuI + (NO3)2Na =>
Cu(NO3)2 + NaI = CuI + (NO3)2Na
Al + HCl = H[AlCl4] + H2 =>
2 Al + 8 HCl = 2 H[AlCl4] + 3 H2
Al2O3 + IO2 = O3 + Al(IO2)3 =>
Al2O3 + 6 IO2 = O3 + 2 Al(IO2)3
Cu(NO3)2 + NaHO = CuHO + Na(NO3)2 =>
Cu(NO3)2 + NaHO = CuHO + Na(NO3)2
C8H1000 + O2 = CO2 + H2O =>
C8H1000 + 258 O2 = 8 CO2 + 500 H2O
ZnCO3 = ZnO + CO2 =>
ZnCO3 = ZnO + CO2
Cu(NO3)2 + NH4OH = Cu(NH3) + NO3 + H2O =>
Cu(NO3)2 + NH4OH = Cu(NH3) + 2 NO3 + H2O
BaO2 + HNO3 = Ba(NO3)2 + H2O2 =>
BaO2 + 2 HNO3 = Ba(NO3)2 + H2O2
FeSO4 + Na2S + H2O = Fe(OH)2 + H2S + Na2SO4 =>
FeSO4 + Na2S + 2 H2O = Fe(OH)2 + H2S + Na2SO4
ZnO + Co(NO2)3 = Zn(NO2)2 + Co2O3 =>
3 ZnO + 2 Co(NO2)3 = 3 Zn(NO2)2 + Co2O3
B(OH)3 + CH3COCl = B(OH)3CH3CO + Cl =>
B(OH)3 + CH3COCl = B(OH)3CH3CO + Cl
H2S + HNO3 = H2SO4 + NO2 + H2O =>
H2S + 8 HNO3 = H2SO4 + 8 NO2 + 4 H2O
Cu(OH)2 + HCH3COO = Cu(CH3COO)2 + HOH =>
Cu(OH)2 + 2 HCH3COO = Cu(CH3COO)2 + 2 HOH
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
H2SO4 = SO2 + OH =>
H2SO4 = SO2 + 2 OH
CH3OH + KOH = CH3KO + H2O =>
CH3OH + KOH = CH3KO + H2O
Al2O3 + Cl2 = AlCl3 + O2 =>
2 Al2O3 + 6 Cl2 = 4 AlCl3 + 3 O2
FeCl3 + K4[FeCN6] = KCl + Fe4[FeCN6]3 =>
4 FeCl3 + 3 K4[FeCN6] = 12 KCl + Fe4[FeCN6]3
KO3 + Cl = KCl + O2 =>
2 KO3 + 2 Cl = 2 KCl + 3 O2
Fe + NaNO3 + H2O = Fe(NO3)2 + NaOH + NO =>
3 Fe + 8 NaNO3 + 4 H2O = 3 Fe(NO3)2 + 8 NaOH + 2 NO
H + MnCl = H2Cl + Mn =>
2 H + MnCl = H2Cl + Mn
SbCl3 + HCl = H3[SbCl6] =>
SbCl3 + 3 HCl = H3[SbCl6]
Zn(s) + Sb2O3(s) + H2SO4(aq) = ZnSO4 + H2O + SbH3 =>
6 Zn(s) + Sb2O3(s) + 6 H2SO4(aq) = 6 ZnSO4 + 3 H2O + 2 SbH3
C2H6O + O2 = (CO2) + H2O =>
C2H6O + 3 O2 = 2(CO2) + 3 H2O
C6H5C2H5S + O2 = CO2 + H2O + SO3 =>
C6H5C2H5S + 12 O2 = 8 CO2 + 5 H2O + SO3
Ce + Au + Sb = CeAu2Sb21 =>
Ce + 2 Au + 21 Sb = CeAu2Sb21
HClO3 + Ba(OH)2 = Ba(ClO3)2 + H2O =>
2 HClO3 + Ba(OH)2 = Ba(ClO3)2 + 2 H2O
BaCl2 + NH4SO4 = BaSO4 + (NH4)Cl2 =>
BaCl2 + NH4SO4 = BaSO4 + (NH4)Cl2
CH2NO2 + O2 = CO2 + H2O + N2 =>
2 CH2NO2 + O2 = 2 CO2 + 2 H2O + N2
K2S2O8 + S = K2SO3 + SO3 =>
3 K2S2O8 + 2 S = 3 K2SO3 + 5 SO3
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
CO + F2(g) = COF3(s) =>
2 CO + 3 F2(g) = 2 COF3(s)
O2N = O + N =>
O2N = 2 O + N
KMnO4 + C2H2O4 = CO2 + H2O + MnO2 + K =>
KMnO4 + 2 C2H2O4 = 4 CO2 + 2 H2O + MnO2 + K
Zn{2+} + HClO4{-} = Zn(ClO4)2 + H2 =>
Zn{2+} + 2 HClO4{-} = Zn(ClO4)2 + H2
CoF3 = CoF2 + F2 =>
2 CoF3 = 2 CoF2 + F2
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
O2 = O =>
O2 = 2 O
Pb(NO3)42 + Mg = Pb + Mg(NO3)4 =>
2 Pb(NO3)42 + 21 Mg = 2 Pb + 21 Mg(NO3)4
P4 + HCl + O2 = PCl3 + H2O =>
P4 + 12 HCl + 3 O2 = 4 PCl3 + 6 H2O
AuH3 = Au + H2 =>
2 AuH3 = 2 Au + 3 H2
Cr2O3 = Cr3 + O2(g) =>
6 Cr2O3 = 4 Cr3 + 9 O2(g)
H2SO4 + NaBr + NaBrO = Na2SO4 + Br2 + H2O =>
H2SO4 + NaBr + NaBrO = Na2SO4 + Br2 + H2O
(CrSO4*5H2O) + NH4OH + NH4Cl + O2 = [(NH3)5CrOHCr(NH3)5]Cl5 + H2O + NH4SO4 =>
2(CrSO4*5H2O) + 7 NH4OH + 5 NH4Cl + O2 = [(NH3)5CrOHCr(NH3)5]Cl5 + 18 H2O + 2 NH4SO4
CO2 + H2O = C8H18 + O =>
8 CO2 + 9 H2O = C8H18 + 25 O
Fe2O3(s) + CO(g) = Fe3O3(s) + CO2(g) =>
3 Fe2O3(s) + 3 CO(g) = 2 Fe3O3(s) + 3 CO2(g)
Zn + As2O3 = ZnO + As =>
3 Zn + As2O3 = 3 ZnO + 2 As
CaO + O2 + SO2 + H2O = CaSO42H2O =>
2 CaO + 39 O2 + 2 SO2 + 2 H2O = 2 CaSO42H2O
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Équations équilibrées sur01/29/25
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