| Équations équilibrées la veille |
Al + 3 Br = AlBr3
FeSO4 + K3Fe(CN)6 = Fe(CN)6 + Fe + K2SO4 =>
3 FeSO4 + 2 K3Fe(CN)6 = 2 Fe(CN)6 + 3 Fe + 3 K2SO4
Fe + S = FeS =>
Fe + S = FeS
CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH
C20H42 = CH4 + CH2 =>
C20H42 = CH4 + 19 CH2
Cu + Br2 = CuBr3 =>
2 Cu + 3 Br2 = 2 CuBr3
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
CH30H + O2 = CH2 + H2O =>
4 CH30H + 29 O2 = 4 CH2 + 58 H2O
C3H6Cl2Zn = C3H6ZnCl2 =>
C3H6Cl2Zn = C3H6ZnCl2
NH + NH4OH = NH(OH)4 + NH4 =>
NH + 4 NH4OH = NH(OH)4 + 4 NH4
Al(NO3)3 + KCl = AlCl3 + K(NO3) =>
Al(NO3)3 + 3 KCl = AlCl3 + 3 K(NO3)
Mg + (OH)2 = MgO + H2 =>
2 Mg + (OH)2 = 2 MgO + H2
S2O3{2-} + Sb2O5 + H{+} + H2O = SbO2 + H2SO3 =>
S2O3{2-} + 2 Sb2O5 + 2 H{+} + H2O = 4 SbO2 + 2 H2SO3
Br + NaI = NaBr + I =>
Br + NaI = NaBr + I
MnCO3(s) = MnO(s) + CO2(g) =>
MnCO3(s) = MnO(s) + CO2(g)
TaOH = TaO + H2 =>
2 TaOH = 2 TaO + H2
PC = P + C =>
PC = P + C
C6H5CH(CH3)2 + Br2 = C6H5CHBr2 + C3H6 =>
4 C6H5CH(CH3)2 + 3 Br2 = 3 C6H5CHBr2 + 5 C3H6
HgSO3 + BeSiO3 = HgSiO3 + BeSO3 =>
HgSO3 + BeSiO3 = HgSiO3 + BeSO3
Cl2 + SeO3{2-} + H2O = SeO4{2-} + Cl{-} + H{+} =>
Cl2 + SeO3{2-} + H2O = SeO4{2-} + 2 Cl{-} + 2 H{+}
[Ca3(PO4)2]*CaF2 + H3PO4 = Ca(H2PO4)2 + HF =>
[Ca3(PO4)2]*CaF2 + 6 H3PO4 = 4 Ca(H2PO4)2 + 2 HF
Na3PO4 + CH3COOH = CH3COONa + H3PO4 =>
Na3PO4 + 3 CH3COOH = 3 CH3COONa + H3PO4
NaF(aq) + H2SO4(aq) = Na2SO4(aq) + HF =>
2 NaF(aq) + H2SO4(aq) = Na2SO4(aq) + 2 HF
Pb(NO3)2(ac) + KI = PbI2(s) + KNO3(ac) =>
Pb(NO3)2(ac) + 2 KI = PbI2(s) + 2 KNO3(ac)
CH3CH2COOH + CH3OH = C2H5CO2CH3H2O =>
CH3CH2COOH + CH3OH = C2H5CO2CH3H2O
FeCl3 + Na2HPO4 = Fe2(HPO4)3 + NaCl =>
2 FeCl3 + 3 Na2HPO4 = Fe2(HPO4)3 + 6 NaCl
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
Fe(NO3)3 + NaPO4 = Na(NO3)3 + FePO4 =>
Fe(NO3)3 + NaPO4 = Na(NO3)3 + FePO4
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
C6H5OCO(CH2)COOH + NaOH = NaOOC(CH2)COONa + C6H5ONa + H2O =>
C6H5OCO(CH2)COOH + 3 NaOH = NaOOC(CH2)COONa + C6H5ONa + 2 H2O
K + H3PO4 = K3PO4 + H2 =>
6 K + 2 H3PO4 = 2 K3PO4 + 3 H2
H2 + C6H14O6 = C3H8O + H2O =>
5 H2 + C6H14O6 = 2 C3H8O + 4 H2O
Ca(s) + H2O(g) = Ca(OH)2(aq) + H2(g) =>
Ca(s) + 2 H2O(g) = Ca(OH)2(aq) + H2(g)
FO + O2 = FO3 =>
FO + O2 = FO3
HS + CO(OH)3 = COS3 + H2O =>
3 HS + CO(OH)3 = COS3 + 3 H2O
Ca(C2H3O2)2 + NaC = CaC2 + (C2H3O2)Na =>
Ca(C2H3O2)2 + 2 NaC = CaC2 + 2(C2H3O2)Na
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Br + Na2SO3 = SO3 + NaBr =>
2 Br + Na2SO3 = SO3 + 2 NaBr
CuSO4 + Pb = Cu + Pb(SO4) =>
CuSO4 + Pb = Cu + Pb(SO4)
Fe2(SO4)3 + BaCl2 = FeCl3 + BaSO4 =>
Fe2(SO4)3 + 3 BaCl2 = 2 FeCl3 + 3 BaSO4
KClO3 + HI = HClO3 + KI =>
KClO3 + HI = HClO3 + KI
CaCl2 + K4Fe(CN)6 = CaFe(CN)6 + K2Cl =>
CaCl2 + K4Fe(CN)6 = CaFe(CN)6 + 2 K2Cl
SO2Ba(OH)2 = BaSO3H2O =>
SO2Ba(OH)2 = BaSO3H2O
HClO4 + FeSO4 + KMnO4 = Fe2(SO4)3 + KClO4 + Mn(ClO4)2 + H2O + Fe2O3 =>
18 HClO4 + 30 FeSO4 + 6 KMnO4 = 10 Fe2(SO4)3 + 6 KClO4 + 6 Mn(ClO4)2 + 9 H2O + 5 Fe2O3
Fe3O3 + H2O = Fe3(OH)3 + O2 =>
4 Fe3O3 + 6 H2O = 4 Fe3(OH)3 + 3 O2
KAl(SO4)2 + BaCl2 = KAlCl2 + Ba(SO4)2 =>
KAl(SO4)2 + BaCl2 = KAlCl2 + Ba(SO4)2
Fe2O3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
Pb(NO3)2HI = HI(NO3)2Pb =>
Pb(NO3)2HI = HI(NO3)2Pb
NH4Cl + AgOH = AgCl + NH3 + H2O =>
NH4Cl + AgOH = AgCl + NH3 + H2O
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Équations équilibrées sur12/21/24
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