| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe + O2 + 2 H2O = 2 Fe(OH)2
PbO2 + HBr = H2O + PbBr2 + Br2 =>
PbO2 + 4 HBr = 2 H2O + PbBr2 + Br2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Cs2O + HCl = CsCl + H2O =>
Cs2O + 2 HCl = 2 CsCl + H2O
NaClO3 + HCHO + NaOH = Na2CO3 + NaCl + H2O =>
2 NaClO3 + 3 HCHO + 6 NaOH = 3 Na2CO3 + 2 NaCl + 6 H2O
NH4HSO4 + KOH = NH3 + H2O + K2SO4 =>
NH4HSO4 + 2 KOH = NH3 + 2 H2O + K2SO4
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NaCl + NaI = Na2ClI =>
NaCl + NaI = Na2ClI
K2C2O4 + Cu(NO3)2 = K2(NO3)2 + CuC2O4 =>
K2C2O4 + Cu(NO3)2 = K2(NO3)2 + CuC2O4
H3C6H5O7 + Mg = H2 + MgC6H5O7 =>
2 H3C6H5O7 + 2 Mg = 3 H2 + 2 MgC6H5O7
HPO4{2-} + NaOH = NaPO4{2-} + H2O =>
HPO4{2-} + NaOH = NaPO4{2-} + H2O
Cr(OH)3 + HClO2 = Cr(ClO2)3 + H2O =>
Cr(OH)3 + 3 HClO2 = Cr(ClO2)3 + 3 H2O
CrO3 = Cr2O3 + O2 =>
4 CrO3 = 2 Cr2O3 + 3 O2
Na(s) + Cl2(g) = NaCl(s) =>
2 Na(s) + Cl2(g) = 2 NaCl(s)
Pb(NO3)2 + I2 = I2NO3 + Pb =>
Pb(NO3)2 + 2 I2 = 2 I2NO3 + Pb
HAuCl4*3H2O + Na3C6H5O7*2H2O = Au + (C2O)2 + (H2O)2 + NaCl + OH =>
3 HAuCl4*3H2O + 4 Na3C6H5O7*2H2O = 3 Au + 6(C2O)2 + 12(H2O)2 + 12 NaCl + 9 OH
Cr(OH)3 + HCN = Cr(CN)3 + H2O =>
Cr(OH)3 + 3 HCN = Cr(CN)3 + 3 H2O
Al(NO3)3 + CaO = CaNO3 + AlO3 =>
Al(NO3)3 + 3 CaO = 3 CaNO3 + AlO3
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
Al2(SO4)3 + Li2(CO3) = Al2(CO3)3 + Li2(SO4) =>
Al2(SO4)3 + 3 Li2(CO3) = Al2(CO3)3 + 3 Li2(SO4)
CaCl2(aq) + Na2SO4(aq) = Ca(SO4)(aq) + NaCl(s) =>
CaCl2(aq) + Na2SO4(aq) = Ca(SO4)(aq) + 2 NaCl(s)
Cr(NO3)3 + HCl = CrCl3 + H(NO3) =>
Cr(NO3)3 + 3 HCl = CrCl3 + 3 H(NO3)
PB(NO3)2 + AlCl3 = PBCl2 + Al(NO3)3 =>
3 PB(NO3)2 + 2 AlCl3 = 3 PBCl2 + 2 Al(NO3)3
Zn + H2 + O2 = Zn(OH)2 =>
Zn + H2 + O2 = Zn(OH)2
Na2SCu(NO3)2 = Na2(NO3)2CuS =>
Na2SCu(NO3)2 = Na2(NO3)2CuS
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Li2CO3 + Fe(C2H3O2)3 = LiC2H3O2 + Fe2(CO3)3 =>
3 Li2CO3 + 2 Fe(C2H3O2)3 = 6 LiC2H3O2 + Fe2(CO3)3
Mg + O2(heat) = MgO =>
2 Mg + O2(heat) = 2 MgO
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
AgNO3 + K3PO4 = Ag3(PO4)2 + K2(NO3) =>
3 AgNO3 + 2 K3PO4 = Ag3(PO4)2 + 3 K2(NO3)
SiC + Cl2 = SiCl4 + C =>
SiC + 2 Cl2 = SiCl4 + C
BaSO4 + Cl2 = BaCl2 + SO4 =>
BaSO4 + Cl2 = BaCl2 + SO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HPO4 + NaOH = NaPO4 + H2O =>
HPO4 + NaOH = NaPO4 + H2O
SnS(NH4)2S2 = SnS2(NH4)2S =>
SnS(NH4)2S2 = SnS2(NH4)2S
Ca3N2 + HOH = Ca(OH)2 + NH3 =>
Ca3N2 + 6 HOH = 3 Ca(OH)2 + 2 NH3
Cl{2+} + LiBr = LiCl + Br{2+} =>
Cl{2+} + LiBr = LiCl + Br{2+}
Bi(OH)3 + K2SnO = Bi + K2SnO2 + H2O =>
2 Bi(OH)3 + 3 K2SnO = 2 Bi + 3 K2SnO2 + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
(NH4)2S + H2SO4 = (NH4)2SO4 + SO2 + H2O =>
(NH4)2S + 4 H2SO4 = (NH4)2SO4 + 4 SO2 + 4 H2O
CrCl3 + CaH2 = CrH3 + CaCl2 =>
2 CrCl3 + 3 CaH2 = 2 CrH3 + 3 CaCl2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
AlCl3 + NaNO3 = Al(NO3)3 + NaCl =>
AlCl3 + 3 NaNO3 = Al(NO3)3 + 3 NaCl
KCN + (NH4)2S = K2S + CN(NH4) =>
2 KCN + (NH4)2S = K2S + 2 CN(NH4)
CuSO4(aq) + Na3PO4(aq) = Cu3PO4(s) + NaSO4(l) =>
3 CuSO4(aq) + Na3PO4(aq) = Cu3PO4(s) + 3 NaSO4(l)
H2SiCl2 + H2O = H8SiO4 + HCl =>
H2SiCl2 + 4 H2O = H8SiO4 + 2 HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/08/25
Équations équilibrées sur02/07/24
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