| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al{3+}{+} + K = Al + K{+} =>
Al{3+}{+} + 3 K = Al + 3 K{+}
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
H2CO3 + NaOH = Na2CO3 + H2O =>
H2CO3 + 2 NaOH = Na2CO3 + 2 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Na(s) + O2(g) = Na2O =>
4 Na(s) + O2(g) = 2 Na2O
HBr + Ca(OH)2 = CaBr2 + H2O =>
2 HBr + Ca(OH)2 = CaBr2 + 2 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Cu(s) + HCl(aq) = CuCl2(aq) + H2(g) =>
Cu(s) + 2 HCl(aq) = CuCl2(aq) + H2(g)
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
Cr{3+} + Mg = Cr + Mg{2+} =>
2 Cr{3+} + 3 Mg = 2 Cr + 3 Mg{2+}
CaBr2 + H2SO4 = CaSO4 + HBr =>
CaBr2 + H2SO4 = CaSO4 + 2 HBr
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
HCl + Zn = ZnCl2 + H2 =>
2 HCl + Zn = ZnCl2 + H2
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
Mg(s) + HCl(aq) = MgCl2(aq) + H2(g) =>
Mg(s) + 2 HCl(aq) = MgCl2(aq) + H2(g)
C2H6 + O2 = CO2 + H20 =>
10 C2H6 + 20 O2 = 20 CO2 + 3 H20
HCl + CaCO3 = CO2 + H2O + CaCl2 =>
2 HCl + CaCO3 = CO2 + H2O + CaCl2
H2SO4 + Pb + PbO2 = PbSO4 + H2O =>
2 H2SO4 + Pb + PbO2 = 2 PbSO4 + 2 H2O
Zn(s) + HCl(aq) = ZnCl2(aq) + H2(g) =>
Zn(s) + 2 HCl(aq) = ZnCl2(aq) + H2(g)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cr + Fe(NO3)2 = Fe + Cr(NO3)3 =>
2 Cr + 3 Fe(NO3)2 = 3 Fe + 2 Cr(NO3)3
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
SiF4 + H2O = H2SiF6 + H2SiO3 =>
3 SiF4 + 3 H2O = 2 H2SiF6 + H2SiO3
HC2H3O2 + NaHCO3 = CO2 + NaC2H3O2 + H2O =>
HC2H3O2 + NaHCO3 = CO2 + NaC2H3O2 + H2O
Cl2 + KOH = KClO3 + KCl + H2O =>
3 Cl2 + 6 KOH = KClO3 + 5 KCl + 3 H2O
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Sn + KOH = K2SnO2 + H2 =>
Sn + 2 KOH = K2SnO2 + H2
HCl + AgNO3 = AgCl + HNO3 =>
HCl + AgNO3 = AgCl + HNO3
NaHCO3(s) + HCl(aq) = NaCl(aq) + H2O(l) + CO2(g) =>
NaHCO3(s) + HCl(aq) = NaCl(aq) + H2O(l) + CO2(g)
Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CH3COOH + NH4OH = H2O + CH3COONH4 =>
CH3COOH + NH4OH = H2O + CH3COONH4
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
NaHCO3(s) + HCl(aq) = NaCl(aq) + H2O(l) + CO2(g) =>
NaHCO3(s) + HCl(aq) = NaCl(aq) + H2O(l) + CO2(g)
ZnS + H(NO3) = ZnSO4 + NO + H2O =>
3 ZnS + 8 H(NO3) = 3 ZnSO4 + 8 NO + 4 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
C3H8 + O2 = H2O + CO2 =>
C3H8 + 5 O2 = 4 H2O + 3 CO2
C + H2(SO4) = CO2 + SO2 + H2O =>
C + 2 H2(SO4) = CO2 + 2 SO2 + 2 H2O
H2 + F2 = HF =>
H2 + F2 = 2 HF
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/25/10
Équations équilibrées sur05/25/09
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