| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Cr + 8 HNO3 = 3 Cr(NO3)2 + 2 NO + 4 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CH3OH + CH3COOH = CH3COOCH3 + H2O =>
CH3OH + CH3COOH = CH3COOCH3 + H2O
Na + O = Na2O =>
2 Na + O = Na2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
HCL + Na2O = NaCL + H2O =>
2 HCL + Na2O = 2 NaCL + H2O
Fe(oh)2 + O2 + H2O = Fe(OH)3 =>
2 Fe(oh)2 + 3 O2 + 6 H2O = 4 Fe(OH)3
Al2(CO3)3 = Al2O3 + CO2 =>
Al2(CO3)3 = Al2O3 + 3 CO2
C6H5CH2OH + KMnO4 + H2SO4 = C6H5COOH + K2SO4 + MnSO4 + H2O =>
5 C6H5CH2OH + 4 KMnO4 + 6 H2SO4 = 5 C6H5COOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
NaCl(aq) + Pb(CH3COO)2(aq) = Na(CH3COO)(aq) + PbCl2(s) =>
2 NaCl(aq) + Pb(CH3COO)2(aq) = 2 Na(CH3COO)(aq) + PbCl2(s)
H2SO4 + Zn = ZnSO4 + H2 =>
H2SO4 + Zn = ZnSO4 + H2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
FeO + HI = H2O + FeI2 =>
FeO + 2 HI = H2O + FeI2
FES2 + H2O + O2 = FESO4 + H2SO4 =>
2 FES2 + 2 H2O + 7 O2 = 2 FESO4 + 2 H2SO4
Zn(OH)2 + NH4OH = Zn(NH3)4{2+} + OH{-} + H2O =>
Zn(OH)2 + 4 NH4OH = Zn(NH3)4{2+} + 2 OH{-} + 4 H2O
C6H8O7 + NaHCO3 = C6H7O7 + NaH2CO3 =>
C6H8O7 + NaHCO3 = C6H7O7 + NaH2CO3
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Mg + HCL = MgCL + H2 =>
2 Mg + 2 HCL = 2 MgCL + H2
KBr + Cl = KCl + Br =>
KBr + Cl = KCl + Br
AlBr3 + Cl2 = Al + Cl2Br3 =>
AlBr3 + Cl2 = Al + Cl2Br3
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
OH{-} + Cl2 = ClO3{-} + H2O + Cl{-} =>
6 OH{-} + 3 Cl2 = ClO3{-} + 3 H2O + 5 Cl{-}
Na2SiF6 = SiF4 + NaF =>
Na2SiF6 = SiF4 + 2 NaF
Mg + HCI = MgCI + H2 =>
2 Mg + 2 HCI = 2 MgCI + H2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
KBr + Cl2 = KCl + Br2 =>
2 KBr + Cl2 = 2 KCl + Br2
PbCl2 + Na2S = PbS + Na2Cl2 =>
PbCl2 + Na2S = PbS + Na2Cl2
FeO + H2 = Fe + H2O =>
FeO + H2 = Fe + H2O
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
Zn(OH)2 + H2SO4 = ZnSO4 + H2O =>
Zn(OH)2 + H2SO4 = ZnSO4 + 2 H2O
(NH4)2SO4 + Ca(NO2)2 = N2 + CaSO4 + H2O =>
(NH4)2SO4 + Ca(NO2)2 = 2 N2 + CaSO4 + 4 H2O
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
HNO3 + NH4OH = H2O + N2 =>
3 HNO3 + 5 NH4OH = 14 H2O + 4 N2
Zn + O2 = ZnO2 =>
Zn + O2 = ZnO2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Cu + HBr = CuBr + H =>
Cu + HBr = CuBr + H
NO + Ba(OH)2 = Ba(NO2)2 + N2 + H2O =>
6 NO + 2 Ba(OH)2 = 2 Ba(NO2)2 + N2 + 2 H2O
Ca(C2H3O2)2(aq) + K2CO3(aq) = CaCO3(s) + KC2H3O2(aq) =>
Ca(C2H3O2)2(aq) + K2CO3(aq) = CaCO3(s) + 2 KC2H3O2(aq)
C5H12 + O2 = CO2 + H20 =>
5 C5H12 + 25 O2 = 25 CO2 + 3 H20
FeCl3 + H2S = S + HCl + FeS =>
2 FeCl3 + 3 H2S = S + 6 HCl + 2 FeS
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
PbCl2 + NaOH = PbOH + NaCl2 =>
PbCl2 + NaOH = PbOH + NaCl2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Al + CuCl2 = AlCl + Cu =>
2 Al + CuCl2 = 2 AlCl + Cu
Ca(C2H3O2)2(aq) + K2CO3(aq) = CaCO3(s) + KC2H3O2(aq) =>
Ca(C2H3O2)2(aq) + K2CO3(aq) = CaCO3(s) + 2 KC2H3O2(aq)
CH3OH + K = CH3OK + H2 =>
2 CH3OH + 2 K = 2 CH3OK + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/18/17
Équations équilibrées sur03/20/16
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