| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CrCl3 + 10 NaOH + 3 NaClO = 2 Na2CrO4 + 9 NaCl + 5 H2O
KMnO4 + H2SO4 + H2S = K2SO4 + MnSO4 + H2O =>
8 KMnO4 + 7 H2SO4 + 5 H2S = 4 K2SO4 + 8 MnSO4 + 12 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
Ag2S + Al = Al2S3 + Ag =>
3 Ag2S + 2 Al = Al2S3 + 6 Ag
MgO + HNO3 = Mg(NO3)2 + H2O =>
MgO + 2 HNO3 = Mg(NO3)2 + H2O
P4 + HNO3 + H2O = H3PO4 + NO =>
3 P4 + 20 HNO3 + 8 H2O = 12 H3PO4 + 20 NO
NH4NO2 = HOH + N2 =>
NH4NO2 = 2 HOH + N2
Hg + FeS = HgS + Fe =>
Hg + FeS = HgS + Fe
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
H2S + PbCl2 = PbS + HCl =>
H2S + PbCl2 = PbS + 2 HCl
Ba(OH)2 + CO2 = Ba(HCO3)2 =>
Ba(OH)2 + 2 CO2 = Ba(HCO3)2
H2O2 = O2 + H2O =>
2 H2O2 = O2 + 2 H2O
Hg + FeS = HgFe + S =>
Hg + FeS = HgFe + S
SnO + O2 = SnO2 =>
2 SnO + O2 = 2 SnO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C3H5(OH)3 + O2 = CO2 + H2O =>
2 C3H5(OH)3 + 7 O2 = 6 CO2 + 8 H2O
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
Na2B4O7 = B2O3 + Na2O =>
Na2B4O7 = 2 B2O3 + Na2O
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
KCr(OH)4 + H2O2 = K2Cr2O7 + H2O =>
2 KCr(OH)4 + 3 H2O2 = K2Cr2O7 + 7 H2O
Cu3(PO4)2 + Na2SO4 = Na3PO4 + CuSO4 =>
Cu3(PO4)2 + 3 Na2SO4 = 2 Na3PO4 + 3 CuSO4
CA + H2O = CA(OH)2 + H2 =>
CA + 2 H2O = CA(OH)2 + H2
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Al + Fe3O4 = Al2O3 + Fe =>
8 Al + 3 Fe3O4 = 4 Al2O3 + 9 Fe
Mg3N2(s) + H2SO4(ac) = MgSO4(ac) + (NH4)2SO4(ac) =>
Mg3N2(s) + 4 H2SO4(ac) = 3 MgSO4(ac) + (NH4)2SO4(ac)
Cr2(O2)3 + H2 = H2O2 + Cr =>
Cr2(O2)3 + 3 H2 = 3 H2O2 + 2 Cr
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
PbO2 + Cr(OH)3 = Pb + CrO4 + H2O =>
5 PbO2 + 4 Cr(OH)3 = 5 Pb + 4 CrO4 + 6 H2O
H2S + O2 = H20 + SO2 =>
10 H2S + 10 O2 = H20 + 10 SO2
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
N + PbNO3 = NNO3 + Pb =>
N + PbNO3 = NNO3 + Pb
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
NaOH + K2SO4 = Na2SO4 + KOH =>
2 NaOH + K2SO4 = Na2SO4 + 2 KOH
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
CaCl2 + KOH = Ca(OH)2 + KCl =>
CaCl2 + 2 KOH = Ca(OH)2 + 2 KCl
Ag + HF = AgF + H =>
Ag + HF = AgF + H
H2Cr2O7 + Fe(CN)2 = HCN + FeCr2O7 =>
H2Cr2O7 + Fe(CN)2 = 2 HCN + FeCr2O7
O3 + KJ + H20 = J2 + KOH =>
20 O3 + 60 KJ + 3 H20 = 30 J2 + 60 KOH
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na2O + HCl = NaCl + H2O =>
Na2O + 2 HCl = 2 NaCl + H2O
Cr2(SO4)3 + NaOH = Cr(OH)3 + Na2SO4 =>
Cr2(SO4)3 + 6 NaOH = 2 Cr(OH)3 + 3 Na2SO4
AlCl3 + H2O = Al(OH)3 + HCl =>
AlCl3 + 3 H2O = Al(OH)3 + 3 HCl
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Fe2 + Br2 = FeBr2 =>
Fe2 + 2 Br2 = 2 FeBr2
Al(OH)3 + BeF2 = AlF3 + Be(OH)2 =>
2 Al(OH)3 + 3 BeF2 = 2 AlF3 + 3 Be(OH)2
Fe2 + Br2 = FeBr3 =>
Fe2 + 3 Br2 = 2 FeBr3
AlI + N = Al + N(I)2 =>
2 AlI + N = 2 Al + N(I)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/30/15
Équations équilibrées sur03/01/14
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