| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(l)
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
Se + H2O + HNO3 = H2SeO3 + NO =>
3 Se + H2O + 4 HNO3 = 3 H2SeO3 + 4 NO
FeSO4 + HNO3 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
6 FeSO4 + 2 HNO3 + 3 H2SO4 = 3 Fe2(SO4)3 + 2 NO + 4 H2O
Na + Cl2 = NaCl2 =>
Na + Cl2 = NaCl2
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
SO2 + SnCl4 + H2O = SnCl2 + H2SO4 + HCl =>
SO2 + SnCl4 + 2 H2O = SnCl2 + H2SO4 + 2 HCl
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
C7H6ClCOOH + O2 = CO2 + H2O + HCl =>
2 C7H6ClCOOH + 17 O2 = 16 CO2 + 6 H2O + 2 HCl
Cu2S + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 Cu2S + 16 HNO3 = 6 Cu(NO3)2 + 3 S + 4 NO + 8 H2O
H2SO4(l) + KI(s) = K2SO3 + H2O + I2 =>
H2SO4(l) + 2 KI(s) = K2SO3 + H2O + I2
Mg + Zn(NO3)2 = Zn + Mg(NO3)2 =>
Mg + Zn(NO3)2 = Zn + Mg(NO3)2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
H2SO4(aq) + NaCl(aq) = Na2SO4(aq) + HCl(aq) =>
H2SO4(aq) + 2 NaCl(aq) = Na2SO4(aq) + 2 HCl(aq)
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Mg3N2 + H2O = MgO + NH3 =>
Mg3N2 + 3 H2O = 3 MgO + 2 NH3
Li + O2 = LiO =>
2 Li + O2 = 2 LiO
NaJO3 + SO2 + H2O = NaJ + H2SO4 =>
NaJO3 + 3 SO2 + 3 H2O = NaJ + 3 H2SO4
KOH + H2SO3 = K2SO3 + H2O =>
2 KOH + H2SO3 = K2SO3 + 2 H2O
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
C6H12 + O2 = CO2 + H20 =>
5 C6H12 + 30 O2 = 30 CO2 + 3 H20
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
BaO2 = BaO + O2 =>
2 BaO2 = 2 BaO + O2
H2S + ZnCl2 = HCl + SZn =>
H2S + ZnCl2 = 2 HCl + SZn
C3H8 + O2 = CO2 + H20 =>
5 C3H8 + 15 O2 = 15 CO2 + 2 H20
BaO2 = BaO + O2 =>
2 BaO2 = 2 BaO + O2
Fe + HNO3 = Fe(NO3)3 + H2O + NH4NO3 =>
8 Fe + 30 HNO3 = 8 Fe(NO3)3 + 9 H2O + 3 NH4NO3
BaO2 = BaO + O2 =>
2 BaO2 = 2 BaO + O2
AlCl3 + K = Al + KCl =>
AlCl3 + 3 K = Al + 3 KCl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
PBS + H2O2 = PBSO4 + H20 =>
5 PBS + 10 H2O2 = 5 PBSO4 + H20
KOH + Cl2 = KClO3 + H2O + KCl =>
6 KOH + 3 Cl2 = KClO3 + 3 H2O + 5 KCl
KClO3 = KClO2 + O2 =>
2 KClO3 = 2 KClO2 + O2
H3AsO4 + Mg{2+} + NH3 = MgNH4AsO4 + NH4{+} =>
H3AsO4 + Mg{2+} + 3 NH3 = MgNH4AsO4 + 2 NH4{+}
Cr2O3 + Cl2 + C = CrCl3 + CO =>
Cr2O3 + 3 Cl2 + 3 C = 2 CrCl3 + 3 CO
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
P2O5 + NaOH = Na2HPO4 + H2O =>
P2O5 + 4 NaOH = 2 Na2HPO4 + H2O
PbS + HNO3 = Pb(NO3)2 + S + NO + H2O =>
3 PbS + 8 HNO3 = 3 Pb(NO3)2 + 3 S + 2 NO + 4 H2O
C2H2 + Cu2Cl2 + NH4OH = Cu2C2 + NH4Cl + H2O =>
C2H2 + Cu2Cl2 + 2 NH4OH = Cu2C2 + 2 NH4Cl + 2 H2O
P2O5 + NaOH = Na3PO4 + H2O =>
P2O5 + 6 NaOH = 2 Na3PO4 + 3 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
AgNO3 + KBr = AgK + NO3Br =>
AgNO3 + KBr = AgK + NO3Br
KI + KIO3 + H2SO4 = I2 + K2SO4 + H2O =>
5 KI + KIO3 + 3 H2SO4 = 3 I2 + 3 K2SO4 + 3 H2O
MnS + O2 + H2O = Mn(OH)3 + S =>
4 MnS + 3 O2 + 6 H2O = 4 Mn(OH)3 + 4 S
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/26/14
Équations équilibrées sur11/25/13
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