| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Mg + 2 P = Mg3P2
CH3COOH + Na2CO3 = CH3COONa + H2O + CO2 =>
2 CH3COOH + Na2CO3 = 2 CH3COONa + H2O + CO2
NiCl4 + Mg = Ni + MgCl2 =>
NiCl4 + 2 Mg = Ni + 2 MgCl2
C2H6O(e) + O2(g) = CO2(g) + H2O(e) =>
C2H6O(e) + 3 O2(g) = 2 CO2(g) + 3 H2O(e)
MnO4{-} + HNO2 + H = Mn2{+} + NO3{-} + H2O =>
2 MnO4{-} + 3 HNO2 + 7 H = Mn2{+} + 3 NO3{-} + 5 H2O
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
As2S3 + HNO3 + H2O = H2SO4 + H3AsO4 + NO =>
3 As2S3 + 28 HNO3 + 4 H2O = 9 H2SO4 + 6 H3AsO4 + 28 NO
P + S = P2S3 =>
2 P + 3 S = P2S3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
SrBr2 + (NH4)2CO3 = SrCO3 + NH4Br =>
SrBr2 + (NH4)2CO3 = SrCO3 + 2 NH4Br
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CaCO3(s) + HNO3(aq) = Ca(NO3) + HCO3 =>
CaCO3(s) + HNO3(aq) = Ca(NO3) + HCO3
Zn + HNO3 = Zn(NO3) + NO2 + H2O =>
Zn + 2 HNO3 = Zn(NO3) + NO2 + H2O
K2Cr2O7 + NaBr + H2SO4 = Br2 + Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
K2Cr2O7 + 6 NaBr + 7 H2SO4 = 3 Br2 + Cr2(SO4)3 + K2SO4 + 3 Na2SO4 + 7 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
SiO2 + C = Si + CO =>
SiO2 + 2 C = Si + 2 CO
C4H6 + O2 = CO2 + H2O =>
2 C4H6 + 11 O2 = 8 CO2 + 6 H2O
Mn + O2 = MnO =>
2 Mn + O2 = 2 MnO
K + O2 = K2O =>
4 K + O2 = 2 K2O
K2O2 + H2O = H2O2 + KOH =>
K2O2 + 2 H2O = H2O2 + 2 KOH
Zn + HNO3 = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O
AlO + HCl = AlCl + HO =>
AlO + HCl = AlCl + HO
SiO2 + HCl = SiCl4 + H2O =>
SiO2 + 4 HCl = SiCl4 + 2 H2O
BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3
KClO3 + CuSO4 = K2SO4 + Cu(ClO3)2 =>
2 KClO3 + CuSO4 = K2SO4 + Cu(ClO3)2
H2O(l) = H2(l) + O2(g) =>
2 H2O(l) = 2 H2(l) + O2(g)
Ni + O2 = NiO =>
2 Ni + O2 = 2 NiO
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
Mg + Al2(SO4)3 = Al + Mg2(SO4)3 =>
2 Mg + Al2(SO4)3 = 2 Al + Mg2(SO4)3
BaCl2 + H2So4 = BaSo4 + HCl =>
BaCl2 + H2So4 = BaSo4 + 2 HCl
HIO3 + FeI2 + HCl = FeCl3 + ICl + H2O =>
5 HIO3 + 4 FeI2 + 25 HCl = 4 FeCl3 + 13 ICl + 15 H2O
C4H6 + O2 = CO2 + H2O =>
2 C4H6 + 11 O2 = 8 CO2 + 6 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CuSO4 + Na2S = CuS + Na2SO4 =>
CuSO4 + Na2S = CuS + Na2SO4
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
NH3 + SO2 = N2 + S + H2O =>
4 NH3 + 3 SO2 = 2 N2 + 3 S + 6 H2O
Pb(NO3)2 = Pb + N2O + O2 =>
2 Pb(NO3)2 = 2 Pb + 2 N2O + 5 O2
CrO + Al = Cr + AlO =>
CrO + Al = Cr + AlO
Na2O2 = Na2O + O2 =>
2 Na2O2 = 2 Na2O + O2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
CH3CONH2 + O2 = CO2 + H2O + NO2 =>
4 CH3CONH2 + 15 O2 = 8 CO2 + 10 H2O + 4 NO2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Al + H2So4 = Al2(So4)3 + H2 =>
2 Al + 3 H2So4 = Al2(So4)3 + 3 H2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
KClO3 + FeSO4 + H2SO4 = KCl + Fe(SO4)3 + H2O =>
2 KClO3 + 3 FeSO4 + 6 H2SO4 = 2 KCl + 3 Fe(SO4)3 + 6 H2O
SiCl4 + H2O = H4SiO4 + HCl =>
SiCl4 + 4 H2O = H4SiO4 + 4 HCl
Hg(NO3)2 + NaOH = Hg(OH)2 + NaNO3 =>
Hg(NO3)2 + 2 NaOH = Hg(OH)2 + 2 NaNO3
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Ca + HNO3 = Ca(NO3)2 + N2O + H2O =>
4 Ca + 10 HNO3 = 4 Ca(NO3)2 + N2O + 5 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/10/18
Équations équilibrées sur05/10/17
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