| Équations équilibrées la veille |
4 Mn(NO3)2 = 2 Mn2O3 + 8 NO2 + O2
MnCO3 + MnO4{-} + H2O = Mn2O3 + CO3{2-} + H3O{+} =>
8 MnCO3 + 2 MnO4{-} + 21 H2O = 5 Mn2O3 + 8 CO3{2-} + 14 H3O{+}
C2H4O + NH3 = H2NCH2CH2OH =>
C2H4O + NH3 = H2NCH2CH2OH
(NH4)2CO3 + HNO3 = NH4NO3 + H2CO3 =>
(NH4)2CO3 + 2 HNO3 = 2 NH4NO3 + H2CO3
Zn(OH)2 + Na2O = ZnO + NaOH =>
Zn(OH)2 + Na2O = ZnO + 2 NaOH
NaCl + Hg(C2H3O2)2 = Na(C2H3O2)2 + HgCl =>
NaCl + Hg(C2H3O2)2 = Na(C2H3O2)2 + HgCl
HNO2MnCl2HCl2 = NOMnCl4H2O =>
HNO2MnCl2HCl2 = NOMnCl4H2O
Mn(NO3)2 = Mn + NO3 =>
Mn(NO3)2 = Mn + 2 NO3
Cr(OH)3 + HBr = CrBr3 + H2O =>
Cr(OH)3 + 3 HBr = CrBr3 + 3 H2O
H2S1O4 + Na1N1O2 = H1N1O2 + Na2S1O4 =>
H2S1O4 + 2 Na1N1O2 = 2 H1N1O2 + Na2S1O4
MnCO3H2CO3 = Mn(HCO3)2 =>
MnCO3H2CO3 = Mn(HCO3)2
BeO + K2CO3 = K2BeO2 + CO2 =>
BeO + K2CO3 = K2BeO2 + CO2
C4H10S + H2 = C2H6 + H2S =>
C4H10S + 2 H2 = 2 C2H6 + H2S
CHCl3Cl2 = CCl4HCl =>
CHCl3Cl2 = CCl4HCl
NaCl + Hg(C2H3O2)2 = Na(C2H3O2) + HgCl2 =>
2 NaCl + Hg(C2H3O2)2 = 2 Na(C2H3O2) + HgCl2
Mn(NO3)2 = MnO + NO2 + O2 =>
2 Mn(NO3)2 = 2 MnO + 4 NO2 + O2
K2MnO4 + NaI + H2SO4 = I2 + MnSO4 + Na2SO4 + K2SO4 + H2O =>
K2MnO4 + 4 NaI + 4 H2SO4 = 2 I2 + MnSO4 + 2 Na2SO4 + K2SO4 + 4 H2O
CuSO4(aq) + Na3PO4(aq) = Cu3(PO4)2 + Na2SO4 =>
3 CuSO4(aq) + 2 Na3PO4(aq) = Cu3(PO4)2 + 3 Na2SO4
CO2H2O = H2CO3 =>
CO2H2O = H2CO3
Sr(NO3)2(aq) + Na2CO3(aq) = SrCO3 + NaNO3 =>
Sr(NO3)2(aq) + Na2CO3(aq) = SrCO3 + 2 NaNO3
FePO4 + HBr = FeBr3 + H3PO4 =>
FePO4 + 3 HBr = FeBr3 + H3PO4
MnCO3 + MnO4{-} + H2O = Mn2O3 + CO3{2-} + H3O{+} =>
8 MnCO3 + 2 MnO4{-} + 21 H2O = 5 Mn2O3 + 8 CO3{2-} + 14 H3O{+}
NaCl + Hg(C2H3O2)2 = Na(C2H3O2)2 + Hg2Cl2 =>
2 NaCl + 2 Hg(C2H3O2)2 = 2 Na(C2H3O2)2 + Hg2Cl2
SiO2 + Ca = CaO + Si =>
SiO2 + 2 Ca = 2 CaO + Si
C2H10 + O2 = H2O + CO2 =>
2 C2H10 + 9 O2 = 10 H2O + 4 CO2
Ca(OH)2(aq) + H3PO4(aq) = Ca3(PO4)2(s) + H2O(l) =>
3 Ca(OH)2(aq) + 2 H3PO4(aq) = Ca3(PO4)2(s) + 6 H2O(l)
Si + KOH = K2SiO2 + H2 =>
Si + 2 KOH = K2SiO2 + H2
KNO3(s) + S(s) = K2SO4 + SO2 + N2 =>
2 KNO3(s) + 2 S(s) = K2SO4 + SO2 + N2
K + H2SO3 = K2SO3 + H2 =>
2 K + H2SO3 = K2SO3 + H2
RbCl(cr) + O2(g) = RbClO4(cr) =>
RbCl(cr) + 2 O2(g) = RbClO4(cr)
ZnOHF = ZnFOH =>
ZnOHF = ZnFOH
MnCO3 + MnO4{-} + H2O = MnO2 + H3O{+} + CO3{2-} =>
3 MnCO3 + 2 MnO4{-} + 6 H2O = 5 MnO2 + 4 H3O{+} + 3 CO3{2-}
Cl2 + SbCl3 = SbCl5 =>
Cl2 + SbCl3 = SbCl5
CN{-} + H2O = HCN + OH{-} =>
CN{-} + H2O = HCN + OH{-}
PbS + HNO3 = Pb(NO3)4 + NO2 + S + H2O =>
PbS + 8 HNO3 = Pb(NO3)4 + 4 NO2 + S + 4 H2O
MeOH + Me = Me2O + H2 =>
2 MeOH + 2 Me = 2 Me2O + H2
CaO + Al(OH)3 = AlCa(OH)3 + O =>
CaO + Al(OH)3 = AlCa(OH)3 + O
Fe(NO3)3 + MgCl2 = Fe(Cl)2 + Mg(NO3)3 =>
Fe(NO3)3 + MgCl2 = Fe(Cl)2 + Mg(NO3)3
NaOH + SO4 = Na2SO4 + H2O2 =>
2 NaOH + SO4 = Na2SO4 + H2O2
Mn3(PO4)2 = Mn + PO4 =>
Mn3(PO4)2 = 3 Mn + 2 PO4
KNO3(s) + S(s) = SO2(g) + K2SO4(s) + N2(g) =>
2 KNO3(s) + 2 S(s) = SO2(g) + K2SO4(s) + N2(g)
C3H7Cl + KOH = KCl + C3H7OH =>
C3H7Cl + KOH = KCl + C3H7OH
Fe + HO2 = FeO2 + H2O =>
3 Fe + 4 HO2 = 3 FeO2 + 2 H2O
C4H10S + H2 = C2H6 + H2S =>
C4H10S + 2 H2 = 2 C2H6 + H2S
CN{-} + H2O = CNO{-} + H{+} + e =>
CN{-} + H2O = CNO{-} + 2 H{+} + 2e
Na2Cr2O7*2H2O + HNO3*3H2O + CH3OH*H2O = Cr(NO3)3*9H2O + CH2O2 + H2O + NaNO3 =>
2 Na2Cr2O7*2H2O + 16 HNO3*3H2O + 3 CH3OH*H2O = 4 Cr(NO3)3*9H2O + 3 CH2O2 + 30 H2O + 4 NaNO3
NH4OH(ac) = NH3(g) + H2O(l) =>
NH4OH(ac) = NH3(g) + H2O(l)
MClO3 = MCl + O2 =>
2 MClO3 = 2 MCl + 3 O2
Ag + KOH = AgKOH =>
Ag + KOH = AgKOH
CH3COOHNH3 = CH3CONH2H2O =>
CH3COOHNH3 = CH3CONH2H2O
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