| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
HNO3 + Sn = H2SnO3 + NO2 + H2O =>
4 HNO3 + Sn = H2SnO3 + 4 NO2 + H2O
HCOOH + H2SO4 = HSO4 + HCOOH2 =>
HCOOH + H2SO4 = HSO4 + HCOOH2
HNO3 + Fe2SO4 = Fe2(SO4)3 + Fe(NO3)3 + NO + H2O =>
16 HNO3 + 3 Fe2SO4 = Fe2(SO4)3 + 4 Fe(NO3)3 + 4 NO + 8 H2O
NaCl + AgNO3 = NaNO3 + AgCl =>
NaCl + AgNO3 = NaNO3 + AgCl
P4S10 + C6H5OMe = (MeOC6H4)2P2S4 + H2S =>
P4S10 + 4 C6H5OMe = 2(MeOC6H4)2P2S4 + 2 H2S
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Si2H3 + O2 = SiO2 + H2O3 =>
4 Si2H3 + 17 O2 = 8 SiO2 + 6 H2O3
S203{2-} + Br2 + H2O = SO4{2-} + Br{-} + H{+} =>
S203{2-} + 610 Br2 + 812 H2O = 203 SO4{2-} + 1220 Br{-} + 1624 H{+}
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
S203{2-} + Br2 + H2O = SO4{2-} + Br{-} + H{+} =>
S203{2-} + 610 Br2 + 812 H2O = 203 SO4{2-} + 1220 Br{-} + 1624 H{+}
S2O3{2-} + Br2 + H2O = SO4{2-} + Br{-} + H{+} =>
S2O3{2-} + 4 Br2 + 5 H2O = 2 SO4{2-} + 8 Br{-} + 10 H{+}
Na2CO3 + CaCl2 = NaCl + CaCO3 =>
Na2CO3 + CaCl2 = 2 NaCl + CaCO3
Zn + O2 = ZnO2 =>
Zn + O2 = ZnO2
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Mg + N = MgN =>
Mg + N = MgN
BaCl2 + Na2So4 = BaSo4 + NaCl =>
BaCl2 + Na2So4 = BaSo4 + 2 NaCl
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
CuSo4 + Fe2 = FeSo4 + Cu4 =>
4 CuSo4 + 2 Fe2 = 4 FeSo4 + Cu4
C2H3O2Na + NaOH = CH4 + Na3CO3 + H2O =>
7 C2H3O2Na + 17 NaOH = 6 CH4 + 8 Na3CO3 + 7 H2O
HCl + Na2CO3 = H2CO3 + NaCl =>
2 HCl + Na2CO3 = H2CO3 + 2 NaCl
CuSO4 + Fe = FeSO4 + Cu =>
CuSO4 + Fe = FeSO4 + Cu
Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2
C5H12 + O2 = CO2 + H20 =>
5 C5H12 + 25 O2 = 25 CO2 + 3 H20
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
KMnO4(s) + HCl(l) = KCl(aq) + MnCl2(aq) + H2O(l) + Cl2(g) =>
2 KMnO4(s) + 16 HCl(l) = 2 KCl(aq) + 2 MnCl2(aq) + 8 H2O(l) + 5 Cl2(g)
CuSO4 + Mg = MgSO4 + Cu =>
CuSO4 + Mg = MgSO4 + Cu
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
CaCO3(s) = CaO(s) + CO2(g) =>
CaCO3(s) = CaO(s) + CO2(g)
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Ba(NO3)2(ac) + H3PO4(ac) = Ba3(PO4)2(s) + HNO3(ac) =>
3 Ba(NO3)2(ac) + 2 H3PO4(ac) = Ba3(PO4)2(s) + 6 HNO3(ac)
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CuBr2 + AlCl3 = CuCl2 + AlBr3 =>
3 CuBr2 + 2 AlCl3 = 3 CuCl2 + 2 AlBr3
NAHCO3 + HCL = NACL + CO2 + H2O =>
NAHCO3 + HCL = NACL + CO2 + H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
NH4Cl + NaOH = NH4OH + NaCl =>
NH4Cl + NaOH = NH4OH + NaCl
NF = N + F =>
NF = N + F
NH3 + CuO = Cu + H2O + N2 =>
2 NH3 + 3 CuO = 3 Cu + 3 H2O + N2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
PH3 + O2 = P2O5 + H2O =>
2 PH3 + 4 O2 = P2O5 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/19/14
Équations équilibrées sur02/18/13
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