| Équations équilibrées la veille |
3 NaOH + FeBr3 = 3 NaBr + Fe(OH)3
N2O + O2 = NO =>
2 N2O + O2 = 4 NO
AgNO3 + CuSO4 = Ag2SO4 + Cu(NO3)2 =>
2 AgNO3 + CuSO4 = Ag2SO4 + Cu(NO3)2
HCl + AgOH = AgCl + H2O =>
HCl + AgOH = AgCl + H2O
Al2O3 + NaOH = NaAlO2 + H2O =>
Al2O3 + 2 NaOH = 2 NaAlO2 + H2O
CoSO4 + KOH = Co(OH)2 + K2(SO4) =>
CoSO4 + 2 KOH = Co(OH)2 + K2(SO4)
Cl2(g) + Cd(s) = CdCl =>
Cl2(g) + 2 Cd(s) = 2 CdCl
BaCl2 + Al(AsO4)3 = AlCl3 + Ba(AsO4)2 =>
3 BaCl2 + 2 Al(AsO4)3 = 2 AlCl3 + 3 Ba(AsO4)2
H2SO4 + NH4 = HNO3 + SO2 + H2O =>
9 H2SO4 + 2 NH4 = 2 HNO3 + 9 SO2 + 12 H2O
Mn(NO3)2 + BaS = MnS + Ba(NO3)2 =>
Mn(NO3)2 + BaS = MnS + Ba(NO3)2
K4(Fe(CN)6) + Fe2(SO4)3 = Fe4[Fe(CN)6]3 + K2SO4 =>
3 K4(Fe(CN)6) + 2 Fe2(SO4)3 = Fe4[Fe(CN)6]3 + 6 K2SO4
AlO + HSO = AlSO + HO =>
AlO + HSO = AlSO + HO
BaCl2 + HCl = HBa + Cl =>
BaCl2 + HCl = HBa + 3 Cl
HC3H5O3 + H2O = C3H5O3 + H3O =>
HC3H5O3 + H2O = C3H5O3 + H3O
KClO3 + CuO = CuClO3 + KO =>
KClO3 + CuO = CuClO3 + KO
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
KBr + MgSO4 = K2SO4 + MgBr2 =>
2 KBr + MgSO4 = K2SO4 + MgBr2
Fe + Se = Fe2Se =>
2 Fe + Se = Fe2Se
LiCl + Br = LiBr + Cl =>
LiCl + Br = LiBr + Cl
KHCO3HClO2 = KCO3H2ClO2 =>
KHCO3HClO2 = KCO3H2ClO2
Cu + FeO = Fe + CuO3 =>
Cu + 3 FeO = 3 Fe + CuO3
BaCl2 + HCl = HBa + Cl =>
BaCl2 + HCl = HBa + 3 Cl
CuSO4 + Na2S2O3 = Na5CuS6O9 + Na2S4O6 + Na2SO4 =>
2 CuSO4 + 8 Na2S2O3 = 2 Na5CuS6O9 + Na2S4O6 + 2 Na2SO4
SO2 + H2O = SO2*H2O =>
SO2 + H2O = SO2*H2O
NaHCO3(s) + HCl(aq) = NaCl(s) + H2O(l) + CO2(aq) =>
NaHCO3(s) + HCl(aq) = NaCl(s) + H2O(l) + CO2(aq)
ClNa = NaCl =>
ClNa = NaCl
Ni(NO3)2 + LiOH = Ni(OH)2 + Li(NO3) =>
Ni(NO3)2 + 2 LiOH = Ni(OH)2 + 2 Li(NO3)
H2SO4 + NaCrO7 + NaCl = Cr(SO4)3 + Cl2 + Na(SO4)2 + H2O =>
14 H2SO4 + 2 NaCrO7 + 2 NaCl = 2 Cr(SO4)3 + Cl2 + 4 Na(SO4)2 + 14 H2O
Pb(SO4)2 = SO2 + O2 + PbO2 =>
Pb(SO4)2 = 2 SO2 + O2 + PbO2
C2H6(g) + O2(g) = C2(g) + H2O(g) =>
2 C2H6(g) + 3 O2(g) = 2 C2(g) + 6 H2O(g)
SnO + H3SbO4 = H2SnO4 + H2O + Sb =>
5 SnO + 4 H3SbO4 = 5 H2SnO4 + H2O + 4 Sb
Mg + HCl(ac) = MgCl2 + H2 =>
Mg + 2 HCl(ac) = MgCl2 + H2
H2SO4 = H{+} + HSO4{-} =>
H2SO4 = H{+} + HSO4{-}
PbCl2 + SnCl + S = Pb60Sn10S680 + Cl =>
60 PbCl2 + 10 SnCl + 680 S = Pb60Sn10S680 + 130 Cl
Na3(Al(OH)6) + CO2 = Na2CO3 + Al(OH)3 + H2O =>
2 Na3(Al(OH)6) + 3 CO2 = 3 Na2CO3 + 2 Al(OH)3 + 3 H2O
FeCl2 + K2CO3 = FeCO3 + KCl =>
FeCl2 + K2CO3 = FeCO3 + 2 KCl
FeSO4*(NH4)2SO4*6H2O + Na2S = FeS + Na2SO4 + H2O + (NH4)2S =>
FeSO4*(NH4)2SO4*6H2O + 2 Na2S = FeS + 2 Na2SO4 + 6 H2O + (NH4)2S
Al + Fe2(O2)3 = Fe + AlO2 =>
3 Al + Fe2(O2)3 = 2 Fe + 3 AlO2
Cd + F2 = Cd2F =>
4 Cd + F2 = 2 Cd2F
ZnCl2 + NH4OH = Zn(Cl)2(NH4OH) =>
ZnCl2 + NH4OH = Zn(Cl)2(NH4OH)
FeCl2 + HMnO4 + HCl = FeCl3 + MnCl2 + H2O =>
5 FeCl2 + HMnO4 + 7 HCl = 5 FeCl3 + MnCl2 + 4 H2O
Na3[Fe(OH)6] + HCl = NaCl + Fe(OH)3 + H2O =>
Na3[Fe(OH)6] + 3 HCl = 3 NaCl + Fe(OH)3 + 3 H2O
KCl + BaBr2 = KBr + BaCl2 =>
2 KCl + BaBr2 = 2 KBr + BaCl2
C + H2 = CH4 =>
C + 2 H2 = CH4
C6H34 = C2H4 + C4H30 =>
C6H34 = C2H4 + C4H30
Fe2O3 + Ca(OH)2 = Ca3Fe2O6 + H2O =>
Fe2O3 + 3 Ca(OH)2 = Ca3Fe2O6 + 3 H2O
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
H2S + C6H14 + I + CO2 = C2H5I + H2S2O =>
8 H2S + 3 C6H14 + 10 I + 2 CO2 = 10 C2H5I + 4 H2S2O
H3Po4 + CaO = Ca3(Po4)2 + H2O =>
2 H3Po4 + 3 CaO = Ca3(Po4)2 + 3 H2O
C2O4 + H3O = HC2O4 + H2O =>
C2O4 + H3O = HC2O4 + H2O
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