Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NO + K2Cr2O7 + 4 H2SO4 = 2 HNO3 + K2SO4 + Cr2(SO4)3 + 3 H2O
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Fe3O4(s) + O2(g) = Fe2O3(s) =>
4 Fe3O4(s) + O2(g) = 6 Fe2O3(s)
Cr(HSO4)3 + NaOH = [Cr(OH)2]2SO4 + Na2SO4 + H2O =>
2 Cr(HSO4)3 + 10 NaOH = [Cr(OH)2]2SO4 + 5 Na2SO4 + 6 H2O
K3AsO4 + H2S = As2S5 + KOH + H2O =>
2 K3AsO4 + 5 H2S = As2S5 + 6 KOH + 2 H2O
C4H9OH + CuO = C4H8OH + H2O + Cu =>
2 C4H9OH + CuO = 2 C4H8OH + H2O + Cu
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
N2H4 + O2 = N2 + H2O =>
N2H4 + O2 = N2 + 2 H2O
Si4H10 + O2 = SiO2 + H2O =>
2 Si4H10 + 13 O2 = 8 SiO2 + 10 H2O
FeS + H2SO4 = FeSO4 + H2S =>
FeS + H2SO4 = FeSO4 + H2S
KMNO4 + KI + KOH = K2MNO4 + KIO3 + H2O =>
6 KMNO4 + KI + 6 KOH = 6 K2MNO4 + KIO3 + 3 H2O
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
C2H4 + O2 = H2O + CO2 =>
C2H4 + 3 O2 = 2 H2O + 2 CO2
C3H6 + NH3 + O2 = C3H3N + H2O =>
2 C3H6 + 2 NH3 + 3 O2 = 2 C3H3N + 6 H2O
H2C2O4 + CaCl2 = CaC2O4 + HCl =>
H2C2O4 + CaCl2 = CaC2O4 + 2 HCl
CuSO4 + H2O = CuO + H2SO4 =>
CuSO4 + H2O = CuO + H2SO4
Pb(NO3)2 + Mg = Mg(NO3)2 + Pb =>
Pb(NO3)2 + Mg = Mg(NO3)2 + Pb
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
C6H5COOH + NH3 = C7H7NO + H2O =>
C6H5COOH + NH3 = C7H7NO + H2O
Al + HCl = AlCl + H2 =>
2 Al + 2 HCl = 2 AlCl + H2
BaCl2 + Al(No3)3 = Ba(No3)2 + AlCl3 =>
3 BaCl2 + 2 Al(No3)3 = 3 Ba(No3)2 + 2 AlCl3
NaOH(aq) + HCO3(aq) = NaCO3(s) + H2O(l) =>
NaOH(aq) + HCO3(aq) = NaCO3(s) + H2O(l)
NaHCO3(s) = NaOH(s) + CO2(g) =>
NaHCO3(s) = NaOH(s) + CO2(g)
K3PO4 + CaCl2 = KCl + Ca3(PO4)2 =>
2 K3PO4 + 3 CaCl2 = 6 KCl + Ca3(PO4)2
NaHCO3(s) = NaOH(s) + CO2(g) =>
NaHCO3(s) = NaOH(s) + CO2(g)
Na2B4O7 + HCl + H2O = NaCl + H3BO3 =>
Na2B4O7 + 2 HCl + 5 H2O = 2 NaCl + 4 H3BO3
Au2O3 = Au + O2 =>
2 Au2O3 = 4 Au + 3 O2
C6H5COOH + NH3 = C7H7NO2 + H2 =>
C6H5COOH + NH3 = C7H7NO2 + H2
NaOH(aq) + HCO3(aq) = NaCO3(aq) + H2O(l) =>
NaOH(aq) + HCO3(aq) = NaCO3(aq) + H2O(l)
As2O3 + HNO3 + H20 = H3AsO4 + NO =>
40 As2O3 + 100 HNO3 + 7 H20 = 80 H3AsO4 + 100 NO
Fe3O4(s) + O2(g) = Fe2O3(s) =>
4 Fe3O4(s) + O2(g) = 6 Fe2O3(s)
As2 + Cl2 + H2O = H3AsO4 + HCl =>
As2 + 5 Cl2 + 8 H2O = 2 H3AsO4 + 10 HCl
MgO + HNO3 = Mg(NO3)2 + H2O =>
MgO + 2 HNO3 = Mg(NO3)2 + H2O
Fe3O4(s) + O2(g) = Fe2O3(s) =>
4 Fe3O4(s) + O2(g) = 6 Fe2O3(s)
NH3 + SeO2 = Se + N2 + H2O =>
4 NH3 + 3 SeO2 = 3 Se + 2 N2 + 6 H2O
Mg + AgNO3 = Mg(NO3)2 + Ag =>
Mg + 2 AgNO3 = Mg(NO3)2 + 2 Ag
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
Na2O + SO2 = Na2SO3 =>
Na2O + SO2 = Na2SO3
NaHCO3 = NaOH + CO2 =>
NaHCO3 = NaOH + CO2
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
NaHCO3 = NaOH + CO2 =>
NaHCO3 = NaOH + CO2
Na2B4O7 + HCl + H2O = NaCl + H3BO3 =>
Na2B4O7 + 2 HCl + 5 H2O = 2 NaCl + 4 H3BO3
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
FEO + NH3 = FE + N2 + H2O =>
3 FEO + 2 NH3 = 3 FE + N2 + 3 H2O
HCN + NaOH = NaCN + H2O =>
HCN + NaOH = NaCN + H2O
KMnO4 + KI = MnO2 + I2 + KO =>
2 KMnO4 + 2 KI = 2 MnO2 + I2 + 4 KO
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Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/12/17
Équations équilibrées sur10/12/16
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