| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb{+2} + 2 HCl = PbCl2 + 2 H{+}
Fe2(SO4)2 + KOH = K2SO4 + Fe(OH)2 =>
Fe2(SO4)2 + 4 KOH = 2 K2SO4 + 2 Fe(OH)2
Zn + S8 = ZnS =>
8 Zn + S8 = 8 ZnS
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
HNO3 + I2 = HIO3 + NO2 + H2O =>
10 HNO3 + I2 = 2 HIO3 + 10 NO2 + 4 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
K + MgBr = KBr + Mg =>
K + MgBr = KBr + Mg
PbCl2 + AgNO3 = Pb(NO3)2 + AgCl =>
PbCl2 + 2 AgNO3 = Pb(NO3)2 + 2 AgCl
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
Pb{+2} + HCl = PbCl2 + H{+} =>
Pb{+2} + 2 HCl = PbCl2 + 2 H{+}
K + MgBr = KBr + Mg =>
K + MgBr = KBr + Mg
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
Zn + O = ZnO =>
Zn + O = ZnO
Pb(NO3)2 + AlCl3 = PbCl2 + Al(NO3)3 =>
3 Pb(NO3)2 + 2 AlCl3 = 3 PbCl2 + 2 Al(NO3)3
Zn + O = ZnO =>
Zn + O = ZnO
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C + O2 = CO2 =>
C + O2 = CO2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Na2SO4(s) + C(s) = Na2S(s) + CO(g) =>
Na2SO4(s) + 4 C(s) = Na2S(s) + 4 CO(g)
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
MnO4{-} + Cl{-} + H{+} = Mn{+2} + Cl2 + H2O =>
2 MnO4{-} + 10 Cl{-} + 16 H{+} = 2 Mn{+2} + 5 Cl2 + 8 H2O
Fe(NO3)3 + H2O = Fe(OH)3 + HNO3 =>
Fe(NO3)3 + 3 H2O = Fe(OH)3 + 3 HNO3
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
HCl + NaHCO3 = NaCl + H2O + CO2 =>
HCl + NaHCO3 = NaCl + H2O + CO2
Al2Si2O5(OH)4 + KAl + SiO7 = KAl2(AlSi3O12)(OH)2 + (OH)2 =>
Al2Si2O5(OH)4 + KAl + SiO7 = KAl2(AlSi3O12)(OH)2 + (OH)2
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
NaClO2 + Cl = ClO2 + NaCl =>
NaClO2 + Cl = ClO2 + NaCl
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Pb{+2} + K2CrO4 = PbCrO4 + K{+} =>
Pb{+2} + K2CrO4 = PbCrO4 + 2 K{+}
Hg(NO3)2 + NH4SCN = Hg(SCN)2 + NH4NO3 =>
Hg(NO3)2 + 2 NH4SCN = Hg(SCN)2 + 2 NH4NO3
Cr2O7{-2} + H{+} + Zn = Zn{+2} + H2O + Cr{+2} =>
Cr2O7{-2} + 14 H{+} + 4 Zn = 4 Zn{+2} + 7 H2O + 2 Cr{+2}
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
Be + H2SO4 = BeSO4 + H2S + H2O =>
4 Be + 5 H2SO4 = 4 BeSO4 + H2S + 4 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Al + FeO = Al2O2 + Fe =>
2 Al + 2 FeO = Al2O2 + 2 Fe
Al2O = Al + O2 =>
2 Al2O = 4 Al + O2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Mg + CO2 = MgO + C =>
2 Mg + CO2 = 2 MgO + C
CaCl2 + K2CO3 = CaCO3 + KCl =>
CaCl2 + K2CO3 = CaCO3 + 2 KCl
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/30/12
Équations équilibrées sur05/30/11
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