| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn + 2 CrCl3 = 2 CrCl2 + ZnCl2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
BF3 + NaH = NaBF4 + B2H6 =>
8 BF3 + 6 NaH = 6 NaBF4 + B2H6
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Pb + PO4 = PbPO4 =>
Pb + PO4 = PbPO4
BaCO3 + C + H2O = CO + Ba(OH)2 =>
BaCO3 + C + H2O = 2 CO + Ba(OH)2
AgNO3 + NaBr = NaNO3 + AgBr =>
AgNO3 + NaBr = NaNO3 + AgBr
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Ca(OH)2(s) + HCl(aq) = CaCl2(aq) + H2O(l) =>
Ca(OH)2(s) + 2 HCl(aq) = CaCl2(aq) + 2 H2O(l)
RbCl(er) + O2(g) = RbClO4(er) =>
RbCl(er) + 2 O2(g) = RbClO4(er)
HC2H3O2 + Ba(OH)2 = H2O + Ba(C2H3O2)2 =>
2 HC2H3O2 + Ba(OH)2 = 2 H2O + Ba(C2H3O2)2
BF3 + NaH = NaBF4 + B2H6 =>
8 BF3 + 6 NaH = 6 NaBF4 + B2H6
H2SO4 + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Fe2 + S2 = FeS =>
Fe2 + S2 = 2 FeS
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
SiO2 + Ca3(PO4)2 = P2O5 + CaSiO3 =>
3 SiO2 + Ca3(PO4)2 = P2O5 + 3 CaSiO3
Al3 + O2 = Al2O3 =>
4 Al3 + 9 O2 = 6 Al2O3
Sn(Er) + KOH(aq) = K2SnO2(Er) + H2(g) =>
Sn(Er) + 2 KOH(aq) = K2SnO2(Er) + H2(g)
Cl2 + KBr = Br2 + KCl2 =>
2 Cl2 + 2 KBr = Br2 + 2 KCl2
Cl2 + KBr = Br2 + KCl =>
Cl2 + 2 KBr = Br2 + 2 KCl
Pb(CH3COO)2 + K2CrO4 = PbCrO4 + KCH3COO =>
Pb(CH3COO)2 + K2CrO4 = PbCrO4 + 2 KCH3COO
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CaCO3 + H3PO4 = Ca3(PO4)2 + CO2 + H2O =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 CO2 + 3 H2O
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
H + CL = HCL =>
H + CL = HCL
Cu{2+} + OH{-} = Cu(OH)2 =>
Cu{2+} + 2 OH{-} = Cu(OH)2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
S + O2 = SO2 =>
S + O2 = SO2
CH4 + O2 = CO2 + H2 =>
CH4 + O2 = CO2 + 2 H2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Cr3 + S2 = Cr2S3 =>
4 Cr3 + 9 S2 = 6 Cr2S3
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
HCl + O2 = Cl2 + H2O =>
4 HCl + O2 = 2 Cl2 + 2 H2O
AgNO3 + CuCl2 = AgCl + Cu(NO3)2 =>
2 AgNO3 + CuCl2 = 2 AgCl + Cu(NO3)2
H2 + Br = HBr =>
H2 + 2 Br = 2 HBr
Cu + Ag = CuAg =>
Cu + Ag = CuAg
KClO3 = K + Cl + O =>
KClO3 = K + Cl + 3 O
S8 + F2 = SF6 =>
S8 + 24 F2 = 8 SF6
KClO3 = K + Cl + O2 =>
2 KClO3 = 2 K + 2 Cl + 3 O2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Mg + HCl = MgCl + H =>
Mg + HCl = MgCl + H
Xe + F2 = XeF6 =>
Xe + 3 F2 = XeF6
Ag + Se2 = Ag2Se =>
4 Ag + Se2 = 2 Ag2Se
Ca + H2O = CaOH + H =>
Ca + H2O = CaOH + H
NH4OH + HCl = HOH + NH4Cl =>
NH4OH + HCl = HOH + NH4Cl
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/06/10
Équations équilibrées sur07/06/09
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