| Équations équilibrées la veille |
NH4NO3 + CH3COONa = CH3NO3 + NH4COONa
H3C6H5O7 + NaOH = H2O + Na3C6H5O7 =>
H3C6H5O7 + 3 NaOH = 3 H2O + Na3C6H5O7
C8H10 + KMnO4 + H2O = C8H12O2 + MnO2 + KOH =>
3 C8H10 + 2 KMnO4 + 4 H2O = 3 C8H12O2 + 2 MnO2 + 2 KOH
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Mg + O2 = MgO = MgO + H2O = Mg(OH)2 + C20H14O4 =>
2 Mg + O2 = 2 MgO
NH4Cl + O2 = HNO2 + HCl + H2O =>
2 NH4Cl + 3 O2 = 2 HNO2 + 2 HCl + 2 H2O
MnS + HNO3 = Mn(NO3)2 + S + NO + H2O =>
3 MnS + 8 HNO3 = 3 Mn(NO3)2 + 3 S + 2 NO + 4 H2O
NH2OH + Fe{+3} = Fe{+2} + N2O + H2O + H{+} =>
2 NH2OH + 4 Fe{+3} = 4 Fe{+2} + N2O + H2O + 4 H{+}
H2O2(aq) + H2SO4(aq) + FeSO4(aq) = Fe2(SO4)3(aq) + H2O(l) =>
H2O2(aq) + H2SO4(aq) + 2 FeSO4(aq) = Fe2(SO4)3(aq) + 2 H2O(l)
NH4Cl + O2 = (NH4)2O + Cl2 =>
4 NH4Cl + O2 = 2(NH4)2O + 2 Cl2
HCI + F = HF + CI =>
HCI + F = HF + CI
SnS + O2 = SnO2 + SO2 =>
SnS + 2 O2 = SnO2 + SO2
V{3+} + I2 + H2O = VO{2+} + I{-} + H{+} =>
2 V{3+} + I2 + 2 H2O = 2 VO{2+} + 2 I{-} + 4 H{+}
Cl2O7 + FeO = Fe(ClO4)2 =>
Cl2O7 + FeO = Fe(ClO4)2
Ca + MgS = CaS + Mg =>
Ca + MgS = CaS + Mg
C6H12(l) + O2(g) = CO2(g) + H2O(l) =>
C6H12(l) + 9 O2(g) = 6 CO2(g) + 6 H2O(l)
C13H20O + H2 = C13H26O =>
C13H20O + 3 H2 = C13H26O
HF + KOH = KF + H2O =>
HF + KOH = KF + H2O
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
Pd + H2SO4 = PdSO4 + H2 =>
Pd + H2SO4 = PdSO4 + H2
Cu(SO4) + BaCl2 = CuCl + Ba(SO4)2 =>
2 Cu(SO4) + BaCl2 = 2 CuCl + Ba(SO4)2
MgCO3 + TiO2 = Mg2TiO4 + CO2 =>
2 MgCO3 + TiO2 = Mg2TiO4 + 2 CO2
C8H18S + O2 = CO2 + H2O + SO2 =>
2 C8H18S + 27 O2 = 16 CO2 + 18 H2O + 2 SO2
Ca + B = CaB =>
Ca + B = CaB
Sr(OH)2 + (NH4)2S = SrS + NH4OH =>
Sr(OH)2 + (NH4)2S = SrS + 2 NH4OH
Mn + SO4 + H2O = MnO4 + H2SO3 =>
Mn + 2 SO4 + 2 H2O = MnO4 + 2 H2SO3
SnCl2 + HgCl2 + HCl = Hg + H2SnCl6 =>
SnCl2 + HgCl2 + 2 HCl = Hg + H2SnCl6
Cu(NO3)2 + KSCN = CuSCN(aq) + K(NO3)2(aq) =>
Cu(NO3)2 + KSCN = CuSCN(aq) + K(NO3)2(aq)
Al2O3 + Ca(OH)2 = Ca(AlO2)2 + H2O =>
Al2O3 + Ca(OH)2 = Ca(AlO2)2 + H2O
CH4 + F2 = C + HF =>
CH4 + 2 F2 = C + 4 HF
CuBr + Pb(NO3)2 = CuNO3 + PbBr2 =>
2 CuBr + Pb(NO3)2 = 2 CuNO3 + PbBr2
C6H6O3 + H2O = C5H8O3 + CH2O2 =>
C6H6O3 + 2 H2O = C5H8O3 + CH2O2
C6H6CH3 + KMnO4 = C6H6COOH + MnO2 + KOH =>
C6H6CH3 + 2 KMnO4 = C6H6COOH + 2 MnO2 + 2 KOH
PbO + N2 = PbN + O2 =>
2 PbO + N2 = 2 PbN + O2
KAl(SO4)2*12H2O + Ca(OH)2 = Al(OH)3 + CaSO4 + K2SO4 + H2O =>
2 KAl(SO4)2*12H2O + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4 + K2SO4 + 24 H2O
Zn + O2 = ZnO = =>
2 Zn + O2 = 2 ZnO
C4H8O2 + NaHCO3 = C4H8O2Na + H2O + CO2 =>
21 C4H8O2 + 20 NaHCO3 = 20 C4H8O2Na + 14 H2O + 24 CO2
Ni(NO3)2 + Na2SiO3 = Ni2(SiO3)2 + NaNO3 =>
2 Ni(NO3)2 + 2 Na2SiO3 = Ni2(SiO3)2 + 4 NaNO3
H2OCO2 = C6H12O6 + O2 =>
6 H2OCO2 = C6H12O6 + 6 O2
Mg + Zn = MgZn2 =>
Mg + 2 Zn = MgZn2
CH4 + CI = CCI + HCI =>
CH4 + 5 CI = CCI + 4 HCI
Zn(s) + Ni(NO3)2(aq) = Zn(NO3)2 + Ni =>
Zn(s) + Ni(NO3)2(aq) = Zn(NO3)2 + Ni
Zn + Mg3(PO4)2 = Zn3(PO4) + Mg =>
6 Zn + Mg3(PO4)2 = 2 Zn3(PO4) + 3 Mg
HI(g) = H2(g) + I2(g) =>
2 HI(g) = H2(g) + I2(g)
H2CO3 + Be(OH)2 = Be2(CO3)2 + H2O =>
2 H2CO3 + 2 Be(OH)2 = Be2(CO3)2 + 4 H2O
K + N = K3N =>
3 K + N = K3N
KMnO4 + C2H5COOH + H2SO4 = MnSO4 + K2SO4 + H2O + CO2 =>
14 KMnO4 + 5 C2H5COOH + 21 H2SO4 = 14 MnSO4 + 7 K2SO4 + 36 H2O + 15 CO2
Ca(OH)2 + NH4HCO3 = Ca(HCO3)2 + NH3 + H2O =>
Ca(OH)2 + 2 NH4HCO3 = Ca(HCO3)2 + 2 NH3 + 2 H2O
PtO2 = Pt + O2 =>
PtO2 = Pt + O2
Bi2S3 + HNO3 = Bi(NO3)3 + NO + H2SO4 + H2O =>
Bi2S3 + 14 HNO3 = 2 Bi(NO3)3 + 8 NO + 3 H2SO4 + 4 H2O
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