| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 As2S5 + 140 HNO3 = 10 H3AsO4 + 25 H2SO4 + 140 NO2 + 3 H20
MnO2 + H2 = Mn + H2O =>
MnO2 + 2 H2 = Mn + 2 H2O
Mg + HNO3(conc) = Mg(NO3)2 + NO2 + H2O =>
Mg + 4 HNO3(conc) = Mg(NO3)2 + 2 NO2 + 2 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
As2S5 + HNO3 = H3AsO4 + H2SO4 + NO2 + H2O =>
As2S5 + 40 HNO3 = 2 H3AsO4 + 5 H2SO4 + 40 NO2 + 12 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
H2 + Cl2 = HCl2 =>
H2 + 2 Cl2 = 2 HCl2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Cr(OH)3 + NaClO + Na2CO3 = Na2CrO4 + NaCl + H2O + CO4 =>
2 Cr(OH)3 + 7 NaClO + 2 Na2CO3 = 2 Na2CrO4 + 7 NaCl + 3 H2O + 2 CO4
PhCOOK + HCl = PhCOOH + KCl =>
PhCOOK + HCl = PhCOOH + KCl
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
H2O2 = H2 + O2 =>
H2O2 = H2 + O2
AlCl3 + NaOH = H2O + NaAlO2 + NaCl =>
AlCl3 + 4 NaOH = 2 H2O + NaAlO2 + 3 NaCl
CH4 + O2 = CH3OH =>
2 CH4 + O2 = 2 CH3OH
(CH3CH2OH) + O2 = H2O + (CH3COOH) =>
(CH3CH2OH) + O2 = H2O + (CH3COOH)
C5H6O + O2 = CO2 + H2O =>
C5H6O + 6 O2 = 5 CO2 + 3 H2O
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
SiO2 + C = Si + CO =>
SiO2 + 2 C = Si + 2 CO
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
C6H6COOK + HCl = C6H6COOH + KCl =>
C6H6COOK + HCl = C6H6COOH + KCl
Na2SO4 + HNO3 = H2SO4 + NaNO3 =>
Na2SO4 + 2 HNO3 = H2SO4 + 2 NaNO3
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Sn + CuSO4 = SnSO4 + Cu =>
Sn + CuSO4 = SnSO4 + Cu
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CaCl2 + CO2 = CaCO2 + Cl2 =>
CaCl2 + CO2 = CaCO2 + Cl2
CoCl2 + Na2O2 + NaOH + H2O = Co(OH)3 + NaCl =>
2 CoCl2 + Na2O2 + 2 NaOH + 2 H2O = 2 Co(OH)3 + 4 NaCl
Fe + Cu(NO3)2 = Cu + Fe(NO3)2 =>
Fe + Cu(NO3)2 = Cu + Fe(NO3)2
HNO3 + Fe(OH)3 = Fe(NO3)3 + H2O =>
3 HNO3 + Fe(OH)3 = Fe(NO3)3 + 3 H2O
Cr(s) + Br2(g) = CrBr3(s) =>
2 Cr(s) + 3 Br2(g) = 2 CrBr3(s)
CH3OH + NO2{-} = CO2 + H2O + OH{-} + N2 =>
CH3OH + 2 NO2{-} = CO2 + H2O + 2 OH{-} + N2
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
AlCl3 + NaOH = H2O + NaAlO2 + NaCl =>
AlCl3 + 4 NaOH = 2 H2O + NaAlO2 + 3 NaCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
P + Ba(OH)2 + H2O = PH3 + Ba(H2PO2)2 =>
8 P + 3 Ba(OH)2 + 6 H2O = 2 PH3 + 3 Ba(H2PO2)2
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
SiO2(s) + C(s) = Si(s) + CO(g) =>
SiO2(s) + 2 C(s) = Si(s) + 2 CO(g)
FeSo4 + O2 = Fe2O3 + So2 =>
4 FeSo4 + 3 O2 = 2 Fe2O3 + 8 So2
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
NH4NO3 + KOH = KNO3 + H2O + NH =>
3 NH4NO3 + 2 KOH = 2 KNO3 + 5 H2O + 4 NH
FeCl3 + AgNo3 = AgCl + Fe(No3)3 =>
FeCl3 + 3 AgNo3 = 3 AgCl + Fe(No3)3
C5H8 + O2 = CO2 + H20 =>
5 C5H8 + 25 O2 = 25 CO2 + 2 H20
Ni(OH)2 + HF = NiF2 + H2O =>
Ni(OH)2 + 2 HF = NiF2 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/15/18
Équations équilibrées sur02/14/17
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