| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca + NaHCO3 = CaHCO3 + Na
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Ca + NaHCO3 = Ca(HCO3)2 + Na =>
Ca + 2 NaHCO3 = Ca(HCO3)2 + 2 Na
Fe + NH3 + H2O = Fe(OH)3 + NH4 =>
Fe + 3 NH3 + 3 H2O = Fe(OH)3 + 3 NH4
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Si + S8 = Si2S4 =>
4 Si + S8 = 2 Si2S4
KNO2 + O3 = KNO3 =>
3 KNO2 + O3 = 3 KNO3
Mn + NH3 + H2O = Mn(OH)2 + NH4 =>
Mn + 2 NH3 + 2 H2O = Mn(OH)2 + 2 NH4
KNO2 + O5 = KNO3 =>
5 KNO2 + O5 = 5 KNO3
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
Ni + NH3 + H2O = Ni(OH)2 + NH4 =>
Ni + 2 NH3 + 2 H2O = Ni(OH)2 + 2 NH4
Hg2CO3 = Hg + HgO + CO2 =>
Hg2CO3 = Hg + HgO + CO2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
PCl5 + H2O = H3PO4 + H + Cl =>
PCl5 + 4 H2O = H3PO4 + 5 H + 5 Cl
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
Ni + NH4OH = Ni(OH)2 + NH4 =>
Ni + 2 NH4OH = Ni(OH)2 + 2 NH4
Na2SiF6 + Na = Si + NaF =>
Na2SiF6 + 4 Na = Si + 6 NaF
C10H16N5O13P3 + C3H4O3 + HCO3 = C10H15N5O10P2 + H3PO4 + C4H4O5 =>
7 C10H16N5O13P3 + 14 C3H4O3 + 10 HCO3 = 7 C10H15N5O10P2 + 7 H3PO4 + 13 C4H4O5
Zn + NH4OH = Zn(OH)2 + NH4 =>
Zn + 2 NH4OH = Zn(OH)2 + 2 NH4
SiC + Cl2 = SiCl4 + C =>
SiC + 2 Cl2 = SiCl4 + C
HNO3 + P4O10 = (HPO3)3 + N2O5 =>
12 HNO3 + 3 P4O10 = 4(HPO3)3 + 6 N2O5
Ca + Cl2 = CaCl2 =>
Ca + Cl2 = CaCl2
C7H5N3O6 + O2 = CO2 + H2O + N2 =>
4 C7H5N3O6 + 21 O2 = 28 CO2 + 10 H2O + 6 N2
Mn(OH)2 + H3O = Mn + H2O =>
Mn(OH)2 + 2 H3O = Mn + 4 H2O
Fe(OH)3 + H3O = Fe + H2O =>
Fe(OH)3 + 3 H3O = Fe + 6 H2O
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
C + O2 = CO2 =>
C + O2 = CO2
Zn + HS + NH3 = ZnS2 + NH4 =>
Zn + 2 HS + 2 NH3 = ZnS2 + 2 NH4
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ca(HCO3)2 = CaCO3 + CO2 + H2O =>
Ca(HCO3)2 = CaCO3 + CO2 + H2O
NaOH + HBr = NaBr + H2O =>
NaOH + HBr = NaBr + H2O
Ba(OH)2 + H3PO4 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
HCl + MGO = MGCl2 + H2O =>
2 HCl + MGO = MGCl2 + H2O
Na3PO4 + H2O = Na{+} + OH{-} + HPO4{2-} =>
Na3PO4 + H2O = 3 Na{+} + OH{-} + HPO4{2-}
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
NO(g) + O2(g) = NO2(g) =>
2 NO(g) + O2(g) = 2 NO2(g)
Ag2S + KCN = KAg(CN)2 + K2S =>
Ag2S + 4 KCN = 2 KAg(CN)2 + K2S
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
TiBr4 + H2 = Ti + HBr =>
TiBr4 + 2 H2 = Ti + 4 HBr
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
H2O + Na = H2 + NaOH =>
2 H2O + 2 Na = H2 + 2 NaOH
K2SO4 + BaCl2 = BaSO4 + KCl =>
K2SO4 + BaCl2 = BaSO4 + 2 KCl
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/10/12
Équations équilibrées sur04/09/11
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