| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn + 2 HCi = ZnCi2 + H2
NO2 + O2 = N2O5 =>
4 NO2 + O2 = 2 N2O5
PbO2 + Sb + KOH = PbO + KSbO2 + H2O =>
3 PbO2 + 2 Sb + 2 KOH = 3 PbO + 2 KSbO2 + H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Al + HNO3 = Al(NO3)3 + NO2 + H2O =>
Al + 6 HNO3 = Al(NO3)3 + 3 NO2 + 3 H2O
Zn + HCi = ZnCi2 + H2 =>
Zn + 2 HCi = ZnCi2 + H2
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
FeCl3*2H2O + AgNO3 = AgCl + Fe(NO3)3 + H2O =>
FeCl3*2H2O + 3 AgNO3 = 3 AgCl + Fe(NO3)3 + 2 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Ba + H3Po4 = Ba(Po4)2 + H2 =>
Ba + 2 H3Po4 = Ba(Po4)2 + 3 H2
Cd(s) + NiO2(s) + H2O(l) = Cd(OH)2(s) + Ni(OH)2(s) =>
Cd(s) + NiO2(s) + 2 H2O(l) = Cd(OH)2(s) + Ni(OH)2(s)
Fe2O3 + C = Fe2 + CO2 =>
2 Fe2O3 + 3 C = 2 Fe2 + 3 CO2
Fe + H3PO4 = Fe(PO4)2 + H2 =>
Fe + 2 H3PO4 = Fe(PO4)2 + 3 H2
Ag2SO4 + Mg = MgSO4 + Ag =>
Ag2SO4 + Mg = MgSO4 + 2 Ag
Na3Po4 + HCl = NaCl + H3Po4 =>
Na3Po4 + 3 HCl = 3 NaCl + H3Po4
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
ZnO + P2O5 = Zn3(PO4)2 =>
3 ZnO + P2O5 = Zn3(PO4)2
Mg + H2O = Mg(OH) + H =>
Mg + H2O = Mg(OH) + H
SnCl2 + HNO3 + HCl = SnCl4 + N2O + H2O =>
4 SnCl2 + 2 HNO3 + 8 HCl = 4 SnCl4 + N2O + 5 H2O
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C2H4O + C3H8O = C8H18O2 + H2O =>
C2H4O + 2 C3H8O = C8H18O2 + H2O
FE(OH)2 + HCl = FECl2 + H2O =>
FE(OH)2 + 2 HCl = FECl2 + 2 H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
Ag + H2SO4 = AgSO4 + SO2 + H2O =>
Ag + 2 H2SO4 = AgSO4 + SO2 + 2 H2O
Li + NAOH = NA + LiOH =>
Li + NAOH = NA + LiOH
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
HC2H3O2(aq) + Ca(OH)2(aq) = H2O(l) + Ca(C2H3O2)2(aq) =>
2 HC2H3O2(aq) + Ca(OH)2(aq) = 2 H2O(l) + Ca(C2H3O2)2(aq)
Fe(NO3)3 + KSCN = Fe(SCN) + NO3 + K =>
Fe(NO3)3 + KSCN = Fe(SCN) + 3 NO3 + K
Zinc + Sulfuricacid = Zincsulfate + Hydrogen =>
Zn + H2SO4 = ZnSO4 + H2
HNO3 = NO2 + H2O + O =>
2 HNO3 = 2 NO2 + H2O + O
Zn + MoO3 = Mo2O3 + ZnO =>
3 Zn + 2 MoO3 = Mo2O3 + 3 ZnO
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
AL + Cl2 = ALCl2 =>
AL + Cl2 = ALCl2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
Carbon + Oxygen = Carbondioxide =>
C + O2 = CO2
HSCN + CsMnO4 + H2SO4 = MnSO4 + Cs2SO4 + HCN + H2O =>
5 HSCN + 6 CsMnO4 + 4 H2SO4 = 6 MnSO4 + 3 Cs2SO4 + 5 HCN + 4 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
CH3COH + Ag2O = CH3COOH + Ag =>
CH3COH + Ag2O = CH3COOH + 2 Ag
N2O5 + H2O = HNO2 + OH =>
N2O5 + 3 H2O = 2 HNO2 + 4 OH
Mg(s) + S8(s) = MgS(s) =>
8 Mg(s) + S8(s) = 8 MgS(s)
CH3COH + Ag2O = CH3COOH + Ag =>
CH3COH + Ag2O = CH3COOH + 2 Ag
H8B2O2 + H2O = HBO2 + H2 =>
H8B2O2 + 2 H2O = 2 HBO2 + 5 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/12/18
Équations équilibrées sur03/14/17
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