| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NO + 3 H2SeO4 = 3 SeO2 + 2 HNO3 + 2 H2O
C6H5OH + Br2 = C6H2Br3OH + HBr =>
C6H5OH + 3 Br2 = C6H2Br3OH + 3 HBr
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
Fe(OH)2 + O2 + H2O = Fe(OH)3 =>
4 Fe(OH)2 + O2 + 2 H2O = 4 Fe(OH)3
H2S + O2 = S + H2O =>
2 H2S + O2 = 2 S + 2 H2O
C7H8O2(l) + O2(g) = CO2(g) + H2O(g) =>
C7H8O2(l) + 8 O2(g) = 7 CO2(g) + 4 H2O(g)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
MG + HNO3 = H2O + MG(NO3)2 + NO2 =>
MG + 4 HNO3 = 2 H2O + MG(NO3)2 + 2 NO2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Al(s) + Cl2(g) = AlCl3(s) =>
2 Al(s) + 3 Cl2(g) = 2 AlCl3(s)
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
K2Cr2O7 + HCl = Cl2 + KCl + CrCl3 + H2O =>
K2Cr2O7 + 14 HCl = 3 Cl2 + 2 KCl + 2 CrCl3 + 7 H2O
HCl(aq) + Fe(OH)3(s) = FeCl3(aq) + H2O(l) =>
3 HCl(aq) + Fe(OH)3(s) = FeCl3(aq) + 3 H2O(l)
Fe3 + Cl2 = Fe3Cl =>
2 Fe3 + Cl2 = 2 Fe3Cl
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
P4O10 = O2 + P2 =>
P4O10 = 5 O2 + 2 P2
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
MG + HNO3 = H2O + MGNO3 + NO2 =>
MG + 2 HNO3 = H2O + MGNO3 + NO2
O2 + Fe = Fe3O4 =>
2 O2 + 3 Fe = Fe3O4
H{2+}SO{4+} + NaCl = Na{2+}SO{4+} + HCl =>
H{2+}SO{4+} + NaCl = Na{2+}SO{4+} + HCl
H3PO3 + Cu(OH)2 = Cu3(PO3)2 + H2O =>
2 H3PO3 + 3 Cu(OH)2 = Cu3(PO3)2 + 6 H2O
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
HCOH + KMnO4 + H2SO4 = CO2 + K2SO4 + H2O + MnSO4 =>
5 HCOH + 4 KMnO4 + 6 H2SO4 = 5 CO2 + 2 K2SO4 + 11 H2O + 4 MnSO4
O2 + P = P2O5 =>
5 O2 + 4 P = 2 P2O5
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
Ca(s) + H2O(l) = CaOH(aq) + H2(g) =>
2 Ca(s) + 2 H2O(l) = 2 CaOH(aq) + H2(g)
CAO + H2O = CA(OH)2 =>
CAO + H2O = CA(OH)2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Li2SO3 = SO2 + Li2O =>
Li2SO3 = SO2 + Li2O
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
VO{2+} + MnO4{-} + H2O = VO2{+} + Mn{2+} + H{+} =>
5 VO{2+} + MnO4{-} + H2O = 5 VO2{+} + Mn{2+} + 2 H{+}
benzene + oxygen = carbondioxide + water =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
H2SO4 + NaCl = Na2SO4 + HCl =>
H2SO4 + 2 NaCl = Na2SO4 + 2 HCl
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
C2H5OH + KMnO4 + H2SO4 = CH3COH + Mn2SO4 + K2SO4 + H2O =>
6 C2H5OH + 2 KMnO4 + 2 H2SO4 = 6 CH3COH + Mn2SO4 + K2SO4 + 8 H2O
O2 + S8 = SO3 =>
12 O2 + S8 = 8 SO3
NH3*2H2O + CO2 + NH4NO3*5Ca(NO3)2*10H2O = NH4NO3 + CaCO3 + H2O =>
10 NH3*2H2O + 5 CO2 + NH4NO3*5Ca(NO3)2*10H2O = 11 NH4NO3 + 5 CaCO3 + 25 H2O
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
Mg + H3PO4 = H2 + Mg3(PO4)2 =>
3 Mg + 2 H3PO4 = 3 H2 + Mg3(PO4)2
H2SO4 + Zn = H2 + ZnSO4 =>
H2SO4 + Zn = H2 + ZnSO4
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Fe2O3 + C = CO2 + Fe =>
2 Fe2O3 + 3 C = 3 CO2 + 4 Fe
CH3CHO + H2 = C2H5OH =>
CH3CHO + H2 = C2H5OH
C5H12 + O2 = CO2 + H20 =>
5 C5H12 + 25 O2 = 25 CO2 + 3 H20
K2SO4 + AgNO3 = Ag2SO4 + KNO3 =>
K2SO4 + 2 AgNO3 = Ag2SO4 + 2 KNO3
Na + H2O = Na(OH) + H2 =>
2 Na + 2 H2O = 2 Na(OH) + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/02/18
Équations équilibrées sur02/01/17
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