| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCO3 = CaO + CO2
Mg(NO3)2 + Na3PO4 = Mg3(PO4)2 + NaNO3 =>
3 Mg(NO3)2 + 2 Na3PO4 = Mg3(PO4)2 + 6 NaNO3
M + HNO3 = M(NO3)4 + N2O3 + H2O =>
M + 6 HNO3 = M(NO3)4 + N2O3 + 3 H2O
KNO2 + KI + H2SO4 = I2 + NO + K2SO4 + H2O =>
2 KNO2 + 2 KI + 2 H2SO4 = I2 + 2 NO + 2 K2SO4 + 2 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
KMNO4 + HCl = KCl + MNCl2 + H2O + Cl2 =>
2 KMNO4 + 16 HCl = 2 KCl + 2 MNCl2 + 8 H2O + 5 Cl2
KBr + AgNO3 = KNO3 + AgBr =>
KBr + AgNO3 = KNO3 + AgBr
Cu2S + O2 = CuO + SO2 =>
Cu2S + 2 O2 = 2 CuO + SO2
C8H12 + O2 = CO2 + H2O =>
C8H12 + 11 O2 = 8 CO2 + 6 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Cl2 + H2SO4 = HCl + SO2 + O2 =>
Cl2 + H2SO4 = 2 HCl + SO2 + O2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Cu2O + H2 = Cu2 + H2O =>
Cu2O + H2 = Cu2 + H2O
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Ch3COOH + Ba(OH)2 = Ba(Ch3COO)2 + H2O =>
2 Ch3COOH + Ba(OH)2 = Ba(Ch3COO)2 + 2 H2O
Mg + H2SO4 = MgSO4 + H2S + H2O =>
4 Mg + 5 H2SO4 = 4 MgSO4 + H2S + 4 H2O
O2 = O3 =>
3 O2 = 2 O3
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
Al2(SO4)3 = Al3 + SO4 =>
3 Al2(SO4)3 = 2 Al3 + 9 SO4
B + HClO3 + H2O = H3BO3 + HCl =>
2 B + HClO3 + 3 H2O = 2 H3BO3 + HCl
Al + Na(OH) + H2O = Na[Al(OH)4] + H2 =>
2 Al + 2 Na(OH) + 6 H2O = 2 Na[Al(OH)4] + 3 H2
Fe + HNO3 = Fe(NO3) + N2 + H2O =>
10 Fe + 12 HNO3 = 10 Fe(NO3) + N2 + 6 H2O
H3PO4 + CaCO3 = H2O + CO2 + Ca3(PO4)2 =>
2 H3PO4 + 3 CaCO3 = 3 H2O + 3 CO2 + Ca3(PO4)2
Al + Na(OH) + H2O = Na2[Al(OH)6] + H2 =>
Al + 2 Na(OH) + 4 H2O = Na2[Al(OH)6] + 2 H2
Cl2 + NaBr = NaCl + Br =>
Cl2 + 2 NaBr = 2 NaCl + 2 Br
HBr + HNO3 = NO2 + HBrO3 + H2O =>
HBr + 6 HNO3 = 6 NO2 + HBrO3 + 3 H2O
Na + S = Na2S =>
2 Na + S = Na2S
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CuS + HNO3 = Cu(NO3)2 + H2O + NO + S =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO + 3 S
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
KMnO4 + C3H6 + H2O = C3H7O2 + MnO2 + KOH =>
KMnO4 + C3H6 + H2O = C3H7O2 + MnO2 + KOH
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
H2SO4(aq) + Na2CO3*9H2O = Na2SO4(aq) + H2O + CO2(g) =>
H2SO4(aq) + Na2CO3*9H2O = Na2SO4(aq) + 10 H2O + CO2(g)
(NH4)2SO4 + KOH = K2SO4 + NH3 + H2O =>
(NH4)2SO4 + 2 KOH = K2SO4 + 2 NH3 + 2 H2O
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
Fe + HNO3 = Fe(NO3)3 + N2 + H2O =>
10 Fe + 36 HNO3 = 10 Fe(NO3)3 + 3 N2 + 18 H2O
H2SO4(aq) + Na2CO3*9H2O = Na2SO4(aq) + H2O + CO2(g) =>
H2SO4(aq) + Na2CO3*9H2O = Na2SO4(aq) + 10 H2O + CO2(g)
HCl + MnO2 = MnCl2 + Cl2 + H2O =>
4 HCl + MnO2 = MnCl2 + Cl2 + 2 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Na3V(SCN)6 + Hg2(NO3)2 = Hg2(SCN)2 + V(NO3)3 + NaNO3 =>
Na3V(SCN)6 + 3 Hg2(NO3)2 = 3 Hg2(SCN)2 + V(NO3)3 + 3 NaNO3
Zn + HAsO2 + H2SO4 = AsH3 + ZnSO4 + H2O =>
3 Zn + HAsO2 + 3 H2SO4 = AsH3 + 3 ZnSO4 + 2 H2O
NO2 + O2 + NaOH = NaNO3 + H2O =>
4 NO2 + O2 + 4 NaOH = 4 NaNO3 + 2 H2O
BaSO3 + HNO3 = Ba(NO3)2 + H2SO3 =>
BaSO3 + 2 HNO3 = Ba(NO3)2 + H2SO3
MgO + CO2 = MgCO3 =>
MgO + CO2 = MgCO3
Li + N2 = Li2N =>
4 Li + N2 = 2 Li2N
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/10/15
Équations équilibrées sur01/09/15
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