| Équations équilibrées la veille | Équations équilibrées le lendemain |
CuO(s) + H2SO4(aq) = CuSO4(aq) + H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
(NH4)2Cr2O7(s) = N2(g) + H2O(g) + Cr2O3(s) =>
(NH4)2Cr2O7(s) = N2(g) + 4 H2O(g) + Cr2O3(s)
SNC + Fe = Fe(SCN)3 =>
3 SNC + Fe = Fe(SCN)3
MnO4 + H2C2O4 = MnO + CO2 + H2O =>
MnO4 + 3 H2C2O4 = MnO + 6 CO2 + 3 H2O
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
HCl + Fe(OH)3 = FeCl3 + H2O =>
3 HCl + Fe(OH)3 = FeCl3 + 3 H2O
KMNO4 + HCl = KCl + MNCl2 + H2O + Cl2 =>
2 KMNO4 + 16 HCl = 2 KCl + 2 MNCl2 + 8 H2O + 5 Cl2
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
N2O5 = N + O =>
N2O5 = 2 N + 5 O
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
H2SO4 + Mg = MgSO4 + H2S + H2O =>
5 H2SO4 + 4 Mg = 4 MgSO4 + H2S + 4 H2O
Cl + Ag = AgCl =>
Cl + Ag = AgCl
Ba(OH)2 + H3Po4 = Ba3(Po4)2 + H2O =>
3 Ba(OH)2 + 2 H3Po4 = Ba3(Po4)2 + 6 H2O
H2O + C12H22O11 = C2H5OH + CO2 =>
H2O + C12H22O11 = 4 C2H5OH + 4 CO2
Ca(NO3)2 + NaOH = Ca(OH)2 + NaNO3 =>
Ca(NO3)2 + 2 NaOH = Ca(OH)2 + 2 NaNO3
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
LiAlH4(s) + AlCl3(s) = AlH3(s) + LiCl(s) =>
3 LiAlH4(s) + AlCl3(s) = 4 AlH3(s) + 3 LiCl(s)
Fe + H2SO4 = FeSO4 + H2 =>
Fe + H2SO4 = FeSO4 + H2
K + Cl = KCl =>
K + Cl = KCl
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
CaCl2 + NaNO3 = Ca(NO3)2 + NaCl =>
CaCl2 + 2 NaNO3 = Ca(NO3)2 + 2 NaCl
Na2S2O3 + HCl = NaCl + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + S + H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Sr + N = Sr3N2 =>
3 Sr + 2 N = Sr3N2
Al + CuSO4 = AlSO4 + Cu =>
Al + CuSO4 = AlSO4 + Cu
AsCl3 + H2S = As2S3 + HCl =>
2 AsCl3 + 3 H2S = As2S3 + 6 HCl
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
FeS2 + HNO3 = Fe(NO3)3 + H2(SO4) + NO + H2O =>
FeS2 + 8 HNO3 = Fe(NO3)3 + 2 H2(SO4) + 5 NO + 2 H2O
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
NH3 + CuO = N2 + H2O + Cu =>
2 NH3 + 3 CuO = N2 + 3 H2O + 3 Cu
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
(NaN3) + (H2SO4) = (Na2SO4) + N2 + H2 =>
2(NaN3) + (H2SO4) = (Na2SO4) + 3 N2 + H2
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
CuO + NH3 = N2 + Cu + H2O =>
3 CuO + 2 NH3 = N2 + 3 Cu + 3 H2O
MgS + Na2CO3 = MgCO3 + Na2S =>
MgS + Na2CO3 = MgCO3 + Na2S
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Cu2O + HCl = CuCl + H2O =>
Cu2O + 2 HCl = 2 CuCl + H2O
Hg + O2 = HgO =>
2 Hg + O2 = 2 HgO
Al2(CO3)3 = Al2O3 + CO2 =>
Al2(CO3)3 = Al2O3 + 3 CO2
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
BaN2O6 + H2SO4 = BaSO4 + HNO3 =>
BaN2O6 + H2SO4 = BaSO4 + 2 HNO3
HBr + AgNO3 = HNO3 + AgBr =>
HBr + AgNO3 = HNO3 + AgBr
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/15/14
Équations équilibrées sur10/15/13
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