| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 SO3 + 4 NaO2 = 2 Na2SO4 + 3 O2
NH + O2 = NO2 + H2O =>
4 NH + 5 O2 = 4 NO2 + 2 H2O
SnCl2 + HgCl2 = SnCl4 + Hg =>
SnCl2 + HgCl2 = SnCl4 + Hg
K2Cr2O7 + H2O = H2Cr2O7 + KOH =>
K2Cr2O7 + 2 H2O = H2Cr2O7 + 2 KOH
Na2SO4(aq) + Mg3(PO4)2(aq) = Na3PO4(aq) + MgSO4(s) =>
3 Na2SO4(aq) + Mg3(PO4)2(aq) = 2 Na3PO4(aq) + 3 MgSO4(s)
CaAl2Si2O8 + CO2 + H2O = Ca{2+} + HCO3{-} + H2Al2Si2O8 =>
CaAl2Si2O8 + 2 CO2 + 2 H2O = Ca{2+} + 2 HCO3{-} + H2Al2Si2O8
AlCl + MgOH = AlOH + MgCl =>
AlCl + MgOH = AlOH + MgCl
H2O2 + Ni{2+} = O2 + Ni + H{+} =>
H2O2 + Ni{2+} = O2 + Ni + 2 H{+}
FeH2NO3 = FeNO3H2 =>
FeH2NO3 = FeNO3H2
Al(OH)3 + Cu = AlCu + Cu(OH)2 =>
2 Al(OH)3 + 5 Cu = 2 AlCu + 3 Cu(OH)2
KHCO3 + H2SO4 = K2SO4 + H2O + CO2 =>
2 KHCO3 + H2SO4 = K2SO4 + 2 H2O + 2 CO2
FeCl3*6H2O + NaOH = H2O + NaCl + Fe(OH)3 =>
FeCl3*6H2O + 3 NaOH = 6 H2O + 3 NaCl + Fe(OH)3
NH = N2H2 =>
2 NH = N2H2
N2H6SO4 + CuCl2 + NaOH = N2 + Cu2O + Na2SO4 + NaCl + H2O =>
N2H6SO4 + 4 CuCl2 + 10 NaOH = N2 + 2 Cu2O + Na2SO4 + 8 NaCl + 8 H2O
MgCl2 + NaOH = MgO + NaCl + HCl =>
MgCl2 + NaOH = MgO + NaCl + HCl
Fe + S = FeS2(s) =>
Fe + 2 S = FeS2(s)
NaCl + Hg = Na + HgCl =>
NaCl + Hg = Na + HgCl
B + NaOH = NaBO + H2 =>
2 B + 2 NaOH = 2 NaBO + H2
PO4 = OPO3 =>
PO4 = OPO3
CuSO4(aq) + KBr(aq) = CuBr2(aq) + K2SO4(aq) =>
CuSO4(aq) + 2 KBr(aq) = CuBr2(aq) + K2SO4(aq)
CH3NO2 + Fe + HCl = CH3NH2 + FeCl2 + H2O =>
CH3NO2 + 3 Fe + 6 HCl = CH3NH2 + 3 FeCl2 + 2 H2O
[Ag(NH3)2]NO3 + Na3[Sb(OH)6] = Ag + NH3 + NaNO3 + Na[Sb(OH)6] =>
2[Ag(NH3)2]NO3 + Na3[Sb(OH)6] = 2 Ag + 4 NH3 + 2 NaNO3 + Na[Sb(OH)6]
C4H9COOH + CuO = C4H9COOCuO + H2 =>
2 C4H9COOH + 2 CuO = 2 C4H9COOCuO + H2
C10H14 + KMnO4 + H2SO4 = C8H6O2 + MnSO4 + K2SO4 + H2O =>
20 C10H14 + 46 KMnO4 + 69 H2SO4 = 25 C8H6O2 + 46 MnSO4 + 23 K2SO4 + 134 H2O
AO + CO = A + CO2 =>
AO + CO = A + CO2
H2SO4 + Ca(OH)2 = CaOH2SO4 + H2O =>
H2SO4 + Ca(OH)2 = CaOH2SO4 + H2O
(NH4)3PO4 + Na2SO4 = (NH4)2SO4 + Na3(PO4) =>
2(NH4)3PO4 + 3 Na2SO4 = 3(NH4)2SO4 + 2 Na3(PO4)
MgH2O = H2MgO =>
MgH2O = H2MgO
K2S203 + Cl2 + H2O = H2SO4 + KCl + HCl =>
K2S203 + 610 Cl2 + 812 H2O = 203 H2SO4 + 2 KCl + 1218 HCl
HI + C3H6 = C3H7I =>
HI + C3H6 = C3H7I
Na2S(aq) + KIO3(aq) = NaIO3 + K2S =>
Na2S(aq) + 2 KIO3(aq) = 2 NaIO3 + K2S
K2S203 + Cl2 + H2O = H2SO4 + KCl + HCl =>
K2S203 + 610 Cl2 + 812 H2O = 203 H2SO4 + 2 KCl + 1218 HCl
Sr(NO3)2 + CaSO4 = Sr(SO4) + Ca(NO3)2 =>
Sr(NO3)2 + CaSO4 = Sr(SO4) + Ca(NO3)2
K2S203 + Cl2 + H2O = H2SO4 + KCl + HCl =>
K2S203 + 610 Cl2 + 812 H2O = 203 H2SO4 + 2 KCl + 1218 HCl
C2H4 + HBr = BrC2H5 =>
C2H4 + HBr = BrC2H5
Cr{3+} + CO3{-2} = Cr2(CO3)3 =>
2 Cr{3+} + 3 CO3{-2} = Cr2(CO3)3
Fe + S = FeS2(s) =>
Fe + 2 S = FeS2(s)
NH4I + NaOH = NH3 + NaI + H2O =>
NH4I + NaOH = NH3 + NaI + H2O
Fe(NO3)3 + Na(OH) = NaNO3 + Fe(OH)3 =>
Fe(NO3)3 + 3 Na(OH) = 3 NaNO3 + Fe(OH)3
HClO4H2O = (HClO4)H2O =>
HClO4H2O = (HClO4)H2O
O2(g) + NH3(g) = NO2 + H2O =>
7 O2(g) + 4 NH3(g) = 4 NO2 + 6 H2O
Mg(s) + Ca(NO3)2(aq) = Mg(NO3)(aq) + Ca(s) =>
2 Mg(s) + Ca(NO3)2(aq) = 2 Mg(NO3)(aq) + Ca(s)
PBO + NaOH + H2O = Na2PB(OH)4 =>
PBO + 2 NaOH + H2O = Na2PB(OH)4
Cr(OH3) + OH = CrO4 + H2O =>
Cr(OH3) + 9 OH = CrO4 + 6 H2O
Ai + O2 = AiO3 =>
2 Ai + 3 O2 = 2 AiO3
KHCO3 + FeCl3 = Fe(OH)3 + KCl + CO2 =>
3 KHCO3 + FeCl3 = Fe(OH)3 + 3 KCl + 3 CO2
SeO2H2O = SeO3H2 =>
SeO2H2O = SeO3H2
POCl3 + H2O = H3PO4 + HCl =>
POCl3 + 3 H2O = H3PO4 + 3 HCl
Br2 + MnCl3 = MnBr2 + Cl2 =>
2 Br2 + 2 MnCl3 = 2 MnBr2 + 3 Cl2
(a)Sn + NaOH = Na2SnO2 + H2 =>
(a)Sn + 2 NaOH = Na2SnO2 + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/21/24
Équations équilibrées sur12/21/23
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