| Équations équilibrées la veille | Équations équilibrées le lendemain |
20 KO2 + H20 = 10 O2 + 20 KOH
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CrI3 + KOH + Br2 = K2CrO4 + KIO3 + KBr + H2O =>
2 CrI3 + 52 KOH + 21 Br2 = 2 K2CrO4 + 6 KIO3 + 42 KBr + 26 H2O
H2S + AuO = AuS + H2O =>
H2S + AuO = AuS + H2O
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
KO2 + H2O = O2 + KOH =>
4 KO2 + 2 H2O = 3 O2 + 4 KOH
NH4Cl + NaOH = NH3 + NaCl + H2O =>
NH4Cl + NaOH = NH3 + NaCl + H2O
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KO2 + H2O = O2 + KOH =>
4 KO2 + 2 H2O = 3 O2 + 4 KOH
Al(OH)3 + SO2 = Al2(SO3)3 + H2O =>
2 Al(OH)3 + 3 SO2 = Al2(SO3)3 + 3 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
HCO2Na + H2SO4 = HCOOH + Na2SO4 =>
2 HCO2Na + H2SO4 = 2 HCOOH + Na2SO4
NaI = Na + I2 =>
2 NaI = 2 Na + I2
H3BO3 + C6H14O6 = C6H14O6BO2H + H2O =>
H3BO3 + C6H14O6 = C6H14O6BO2H + H2O
NH3(g) + HCl(g) = NH4Cl(s) =>
NH3(g) + HCl(g) = NH4Cl(s)
Al(OH)3 + SO2 = Al2(SO3)3 + H2O =>
2 Al(OH)3 + 3 SO2 = Al2(SO3)3 + 3 H2O
HGO = HG + O2 =>
2 HGO = 2 HG + O2
KMnO4 + Na2S2O3 + H2O = MnO2 + Na2SO4 + K2SO4 + KOH =>
8 KMnO4 + 3 Na2S2O3 + H2O = 8 MnO2 + 3 Na2SO4 + 3 K2SO4 + 2 KOH
KMnO4 + H2SO4 + FeCl2 = Fe2(SO4)3 + MnSO4 + K2SO4 + HCl + H2O =>
2 KMnO4 + 18 H2SO4 + 10 FeCl2 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 20 HCl + 8 H2O
HCl + CaCO3 = CO2 + HOH + CaCl2 =>
2 HCl + CaCO3 = CO2 + HOH + CaCl2
CO(g) + O2(g) = CO2(g) =>
2 CO(g) + O2(g) = 2 CO2(g)
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
MgCl2 + BaOH = Mg(OH)2 + BaCl =>
MgCl2 + 2 BaOH = Mg(OH)2 + 2 BaCl
HCOOH + NH3 = HCO2NH4 =>
HCOOH + NH3 = HCO2NH4
H2SO3 + NaOH = Na2SO3 + H2O =>
H2SO3 + 2 NaOH = Na2SO3 + 2 H2O
Ba + O2 = BaO =>
2 Ba + O2 = 2 BaO
Sn + NaOH + H2O = Na2SnO3 + H2 =>
Sn + 2 NaOH + H2O = Na2SnO3 + 2 H2
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
Na2ZnO2 + H2O = Na2[Zn(OH)4] =>
Na2ZnO2 + 2 H2O = Na2[Zn(OH)4]
Cu(NO3)2 + Ba(OH)2 = Ba(NO3)2 + Cu(OH)2 =>
Cu(NO3)2 + Ba(OH)2 = Ba(NO3)2 + Cu(OH)2
Bi + O = BiO =>
Bi + O = BiO
CO(g) + O2(g) = CO2(g) =>
2 CO(g) + O2(g) = 2 CO2(g)
CuS + HNO3 = Cu(NO3)2 + S + H2O + NO =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 4 H2O + 2 NO
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
Sr(OH)2 + HCl = SrCl2 + H2O =>
Sr(OH)2 + 2 HCl = SrCl2 + 2 H2O
K2Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 3 I2 + 7 H2O
C4H10 + O2 = CH3COOH + H20 =>
10 C4H10 + 20 O2 = 20 CH3COOH + H20
H2 + N2 = H3N =>
3 H2 + N2 = 2 H3N
CuS + HNO3 = NO2 + Cu(NO3)2 + S + H2O =>
CuS + 4 HNO3 = 2 NO2 + Cu(NO3)2 + S + 2 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Cu2S + O2 + H2SO4 = Cu{2+} + SO4{-2)+H2O =>
2 Cu2S + 5 O2 + 2 H2SO4 = 4 Cu{2+} + 4 SO4{-2)+2H2O
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
NO2 + NAOH = NANO2 + NANO3 + H2O =>
2 NO2 + 2 NAOH = NANO2 + NANO3 + H2O
[Cu(NH3)4]SO4H2O + KCN = K3NH4Cu2(CN)6 + NH4CNO + NH3 + K2SO4 + H2O =>
2[Cu(NH3)4]SO4H2O + 7 KCN = K3NH4Cu2(CN)6 + NH4CNO + 6 NH3 + 2 K2SO4 + H2O
Cr(OH)3 + IO3{-} + OH{-} = CrO4{-2} + I{-} + H2O =>
2 Cr(OH)3 + IO3{-} + 4 OH{-} = 2 CrO4{-2} + I{-} + 5 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/08/16
Équations équilibrées sur09/07/15
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