| Équations équilibrées la veille |
2 AlCl3(aq) + 3 MgS(aq) = 3 MgCl2(aq) + Al2S3(s)
Fe2 + CuNo3 = Fe(No3)2 + Cu2 =>
Fe2 + 4 CuNo3 = 2 Fe(No3)2 + 2 Cu2
Cd(H2O)4{2+} + I{-} = CdI4{2-} + H2O =>
Cd(H2O)4{2+} + 4 I{-} = CdI4{2-} + 4 H2O
F2 + CrBr3 = F2Br3 + Cr =>
F2 + CrBr3 = F2Br3 + Cr
Zn(s) + HC1(aq) = ZnC12(s) + H2(g) =>
Zn(s) + 12 HC1(aq) = ZnC12(s) + 6 H2(g)
NaNO3 + FeCl3 = FeNO3 + NaCl3 =>
NaNO3 + FeCl3 = FeNO3 + NaCl3
Mg + HNO3 = Mg(NO3)2 + NH3 + H2O =>
4 Mg + 9 HNO3 = 4 Mg(NO3)2 + NH3 + 3 H2O
CaO + H3Po4 = Ca(H2Po4)2 + H2O =>
CaO + 2 H3Po4 = Ca(H2Po4)2 + H2O
CoC2O4 + HCl = CoCl2 + H2O + C2O3 =>
CoC2O4 + 2 HCl = CoCl2 + H2O + C2O3
MgNO3CaI = CaNO3MgI =>
MgNO3CaI = CaNO3MgI
St + O2 = StO =>
2 St + O2 = 2 StO
CUCO3(s) = CUO(s)CO2(g) =>
CUCO3(s) = CUO(s)CO2(g)
Au2(SO4)3 = Au2O3 + SO3 =>
Au2(SO4)3 = Au2O3 + 3 SO3
C8H6O4 + NaOH = C8H4O4Na2 + H2O =>
C8H6O4 + 2 NaOH = C8H4O4Na2 + 2 H2O
C6H5COH + Na2Cr2O7 + H2SO4 = C6H5COOH + H2O + Na2SO4 + Cr2(SO4)3 =>
3 C6H5COH + Na2Cr2O7 + 4 H2SO4 = 3 C6H5COOH + 4 H2O + Na2SO4 + Cr2(SO4)3
ClHO + NaOH = NaClO + H2O =>
ClHO + NaOH = NaClO + H2O
C5 = C2 =>
2 C5 = 5 C2
{-} = {2-} =>
2e = {2-}
HBr + MgF2 = HF + MgBr2 =>
2 HBr + MgF2 = 2 HF + MgBr2
CH4H9OH + CH3COOH = CH3COOC4H4 + H2O =>
2 CH4H9OH + 23 CH3COOH = 8 CH3COOC4H4 + 32 H2O
H2SO4(aq) + H2O2(aq) + KI(aq) = K2SO4(aq) + I2(s) + H2O(l) =>
H2SO4(aq) + H2O2(aq) + 2 KI(aq) = K2SO4(aq) + I2(s) + 2 H2O(l)
FeSO4 + BaCl2 = FeCl2 + BaSO4 =>
FeSO4 + BaCl2 = FeCl2 + BaSO4
NiCl2 + H3PO4 = HCl + Ni3(PO4)2 =>
3 NiCl2 + 2 H3PO4 = 6 HCl + Ni3(PO4)2
Ca(OH)2 + H2S = Ca(HS)2 + H2O =>
Ca(OH)2 + 2 H2S = Ca(HS)2 + 2 H2O
Fe(OH)2 + KNO2 + H2O = Fe(OH)3 + NH3 + KOH =>
6 Fe(OH)2 + KNO2 + 5 H2O = 6 Fe(OH)3 + NH3 + KOH
MnO2 + NaClO3 = Mn(ClO3)4 + Na2O =>
MnO2 + 4 NaClO3 = Mn(ClO3)4 + 2 Na2O
Sn + H2O = Sn3O4 + H2 =>
3 Sn + 4 H2O = Sn3O4 + 4 H2
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
HNO3(aq) + KOH(aq) = KNO3(aq) + H2O(aq) =>
HNO3(aq) + KOH(aq) = KNO3(aq) + H2O(aq)
Ag3CuS2 + HNO3 = AgNO3 + Cu(NO3)2 + NO2 + SO2 + H2O =>
Ag3CuS2 + 18 HNO3 = 3 AgNO3 + Cu(NO3)2 + 13 NO2 + 2 SO2 + 9 H2O
FeP + Na2SO4 = Fe2(SO4)3 + Na3P =>
2 FeP + 3 Na2SO4 = Fe2(SO4)3 + 2 Na3P
Pb(NO3)2 + NaBr = PbBr2 + NaNO3 =>
Pb(NO3)2 + 2 NaBr = PbBr2 + 2 NaNO3
Pb3 + H2O = Pb(OH)3 + H2 =>
2 Pb3 + 18 H2O = 6 Pb(OH)3 + 9 H2
Fe3(aq) + OH1(aq) = Fe(OH)3 =>
Fe3(aq) + 9 OH1(aq) = 3 Fe(OH)3
NH3 + Ca(ClO)2 = CaCl2 + H2O + N =>
4 NH3 + 3 Ca(ClO)2 = 3 CaCl2 + 6 H2O + 4 N
NaOH + Na4Cl = NaCl + Na4OH =>
NaOH + Na4Cl = NaCl + Na4OH
Al(NO3)3(aq) + BaCl2(aq) = AlCl3(aq) + Ba(NO3)2(aq) =>
2 Al(NO3)3(aq) + 3 BaCl2(aq) = 2 AlCl3(aq) + 3 Ba(NO3)2(aq)
Sb2S3 + O2 = Sb + SO2 =>
Sb2S3 + 3 O2 = 2 Sb + 3 SO2
CH3COONa + CHCl2COOH = CH3COOH + CHCl2COONa =>
CH3COONa + CHCl2COOH = CH3COOH + CHCl2COONa
CaC2 + H2O = C6H6 + Ca(OH)2 =>
3 CaC2 + 6 H2O = C6H6 + 3 Ca(OH)2
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
Cu2O + H2SO4 = SO2 + CuO + H2O =>
Cu2O + H2SO4 = SO2 + 2 CuO + H2O
CuCl + H2O = HCl + Cu(OH) =>
CuCl + H2O = HCl + Cu(OH)
C6H12O6 = CH3CH2OHCO2 =>
C6H12O6 = 2 CH3CH2OHCO2
NaBr + H2SO4 = Na2SO4 + Br2 + H2O + SO2 =>
2 NaBr + 2 H2SO4 = Na2SO4 + Br2 + 2 H2O + SO2
CUSO4 + LiOH = CU(OH)2 + Li2SO4 =>
CUSO4 + 2 LiOH = CU(OH)2 + Li2SO4
FeBr2 + KI = FeI2 + KBr =>
FeBr2 + 2 KI = FeI2 + 2 KBr
Li3N + H2SO4 = Li2SO4 + NH3 =>
2 Li3N + 3 H2SO4 = 3 Li2SO4 + 2 NH3
Na2CO3 + H2O = H2CO3 + NaOH =>
Na2CO3 + 2 H2O = H2CO3 + 2 NaOH
CH2CH2 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + CO2 =>
5 CH2CH2 + 12 KMnO4 + 18 H2SO4 = 6 K2SO4 + 12 MnSO4 + 28 H2O + 10 CO2
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