| Équations équilibrées la veille | Équations équilibrées le lendemain |
PbO + H2S = PbS + H2O
[Cu(NH3)2(H2O)2] + H2SO4 = CuSO4 + (NH4)2SO4 + H3O =>
[Cu(NH3)2(H2O)2] + 2 H2SO4 = CuSO4 + (NH4)2SO4 + 2 H3O
H3O + HCO3 + NaOH = H2O + NaHCO3 =>
H3O + HCO3 + NaOH = 2 H2O + NaHCO3
BaCl2 + Cr(NO3)3 = Ba(NO3)2 + CrCl3 =>
3 BaCl2 + 2 Cr(NO3)3 = 3 Ba(NO3)2 + 2 CrCl3
HNO2 + Fe(OH)3 = Fe(NO2)3 + H2O =>
3 HNO2 + Fe(OH)3 = Fe(NO2)3 + 3 H2O
CH4 + Cl2 = HCl2 + C =>
CH4 + 4 Cl2 = 4 HCl2 + C
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe5 + O2 = Fe2O3 =>
4 Fe5 + 15 O2 = 10 Fe2O3
Na2S + Na2Cr2O7 + H2SO4 = Cr(SO4) + Na2SO4 + H2O =>
Na2S + Na2Cr2O7 + 3 H2SO4 = 2 Cr(SO4) + 2 Na2SO4 + 3 H2O
MgCO3 + HCl2 = MgCl2 + HCO3 =>
MgCO3 + HCl2 = MgCl2 + HCO3
Ca(OH)2 + Ag(NO3) = Ca(NO3)2 + Ag(OH) =>
Ca(OH)2 + 2 Ag(NO3) = Ca(NO3)2 + 2 Ag(OH)
Li(s) + O2(g) = Li2O(s) =>
4 Li(s) + O2(g) = 2 Li2O(s)
SnSO4 + H2SO4 + KMnO4 = Sn(SO4)2 + MnSO4 + H2O + K2SO4 =>
5 SnSO4 + 8 H2SO4 + 2 KMnO4 = 5 Sn(SO4)2 + 2 MnSO4 + 8 H2O + K2SO4
H3COH + CH3COOH = CH3COOCH3 + H2O =>
H3COH + CH3COOH = CH3COOCH3 + H2O
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
Cl2 + NH4Br = NH4Cl + Br2 =>
Cl2 + 2 NH4Br = 2 NH4Cl + Br2
Ai2(SO4)3 + NaOH = Ai(OH)3 + Na2SO4 =>
Ai2(SO4)3 + 6 NaOH = 2 Ai(OH)3 + 3 Na2SO4
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Li{+} + I{-} = LiI =>
Li{+} + I{-} = LiI
Fe2O3 + KOH = FeO2 + H2O + K =>
Fe2O3 + 2 KOH = 2 FeO2 + H2O + 2 K
propene + KMnO4 + water = C3H8O2 + KOH + MnO2 =>
3 CH3CHCH2 + 2 KMnO4 + 4 H2O = 3 C3H8O2 + 2 KOH + 2 MnO2
Fe5 + O2 = Fe2O3 =>
4 Fe5 + 15 O2 = 10 Fe2O3
TiCl4 + TiAl = TiCl2 + AlCl3 =>
5 TiCl4 + 2 TiAl = 7 TiCl2 + 2 AlCl3
Na + (H)2O = NaOH + H2 =>
2 Na + 2(H)2O = 2 NaOH + H2
ScF3 = Sc + F2 =>
2 ScF3 = 2 Sc + 3 F2
Al2O3 + MgOH = Mg(AlO2)2 + H2 =>
2 Al2O3 + 2 MgOH = 2 Mg(AlO2)2 + H2
KMnO4 + H2SO + NaSO3 = MnSO4 + Na2SO4 + K2SO4 + H2O =>
2 KMnO4 + H2SO + 4 NaSO3 = 2 MnSO4 + 2 Na2SO4 + K2SO4 + H2O
Li2 + Si = LiSi =>
Li2 + 2 Si = 2 LiSi
Al + Fe2O3 = Fe + Al2O3 =>
2 Al + Fe2O3 = 2 Fe + Al2O3
Li + HNo3 = LiNo3 + H2 =>
2 Li + 2 HNo3 = 2 LiNo3 + H2
CaCO3 + H2SO4 = CO2 + CaSO4 + H2O =>
CaCO3 + H2SO4 = CO2 + CaSO4 + H2O
SO3 + NaO = NaSO4 =>
SO3 + NaO = NaSO4
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CH3OH + KMnO4 = HCOOH + H2O + MnO + K2O =>
5 CH3OH + 4 KMnO4 = 5 HCOOH + 5 H2O + 4 MnO + 2 K2O
CS2(l) + Cl2 = CCl4(l) + S2Cl2(l) =>
CS2(l) + 3 Cl2 = CCl4(l) + S2Cl2(l)
MgCO3 + HCl2 = MgCl2 + HCO3 =>
MgCO3 + HCl2 = MgCl2 + HCO3
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
H3COH + CH3COOH = CH3COOCH3 + H2O =>
H3COH + CH3COOH = CH3COOCH3 + H2O
Fe(OH)2 + NaCH = Fe(CH)2 + NaOH =>
Fe(OH)2 + 2 NaCH = Fe(CH)2 + 2 NaOH
CoCl2 + Na2S = Co2S2 + NaCl =>
2 CoCl2 + 2 Na2S = Co2S2 + 4 NaCl
IO3{-} + SO3{2-} + H2O = I2 + SO4{2-} + OH{-} =>
2 IO3{-} + 5 SO3{2-} + H2O = I2 + 5 SO4{2-} + 2 OH{-}
KNO3 + C6H10O5 = K2CO3 + CO2 + H2O + N2 =>
24 KNO3 + 5 C6H10O5 = 12 K2CO3 + 18 CO2 + 25 H2O + 12 N2
CH3COONa + H2O = HC2H3O2 + NaOH =>
CH3COONa + H2O = HC2H3O2 + NaOH
Fe(NO3)3 + CoCl2 = FeCl2 + Co(NO3)3 =>
Fe(NO3)3 + CoCl2 = FeCl2 + Co(NO3)3
CuO + LiOH = CuOH + LiO =>
CuO + LiOH = CuOH + LiO
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO2(g) + H2O =>
Cu(s) + 4 HNO3(aq) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O
SiCl6 + O2 = SiO2 + Cl2 =>
SiCl6 + O2 = SiO2 + 3 Cl2
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Mg + Se = Mg2Se =>
2 Mg + Se = Mg2Se
CH15 + O2 = CO2 + H2O =>
4 CH15 + 19 O2 = 4 CO2 + 30 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/15/24
Équations équilibrées sur12/15/23
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