| Équations équilibrées la veille | Équations équilibrées le lendemain |
MgSO4 + NaOH = NaMg + SO4OH
CrCl3 + HNO3 + H2O = H2CrO4 + NO2 + HCl =>
CrCl3 + 3 HNO3 + H2O = H2CrO4 + 3 NO2 + 3 HCl
COFeO = FeCO2 =>
COFeO = FeCO2
FeS04 + K2Cr207 + H2SO4 = Fe2(SO4)3 + Cr2(S04)3 + K2SO4 + H2O =>
14900 FeS04 + 54 K2Cr207 + 29872 H2SO4 = 7450 Fe2(SO4)3 + 5589 Cr2(S04)3 + 54 K2SO4 + 29872 H2O
H7C16 + O2 = CO2 + H2O =>
4 H7C16 + 71 O2 = 64 CO2 + 14 H2O
HCOOCH2CH3 + Cu(OH)2 + NaOH = Cu2O + Na2CO3 + H2O =>
HCOOCH2CH3 + 14 Cu(OH)2 + 6 NaOH = 7 Cu2O + 3 Na2CO3 + 20 H2O
C2H4O2 + K2SO3 = C2H3KO2 + H2O + SO2 =>
2 C2H4O2 + K2SO3 = 2 C2H3KO2 + H2O + SO2
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
C02 + H2O = C6H206 + O2 =>
6 C02 + 206 H2O = 2 C6H206 + 103 O2
CO3Ca + HCl = CO2 + CaCl2 + H2O =>
CO3Ca + 2 HCl = CO2 + CaCl2 + H2O
Fe + Pb(NO3)2 = Pb2 + Fe(NO3)2 =>
2 Fe + 2 Pb(NO3)2 = Pb2 + 2 Fe(NO3)2
KMnO4 + KOH + Na2SO3 = K2MnO2 + Na2SO4 + H2O =>
2 KMnO4 + 2 KOH + 5 Na2SO3 = 2 K2MnO2 + 5 Na2SO4 + H2O
Na3PO4(aq) + KNO3(aq) = K3PO4(s) + NaNO3 =>
Na3PO4(aq) + 3 KNO3(aq) = K3PO4(s) + 3 NaNO3
C4H9NO2 + HNO3 = C4H6O2 + H2O + N2 =>
5 C4H9NO2 + 3 HNO3 = 5 C4H6O2 + 9 H2O + 4 N2
C4H8N2O2 + NH4OH + (NiOH)NO3 = (C4H7N2O2)2Ni + NH4(NO3) + H2O =>
2 C4H8N2O2 + NH4OH + (NiOH)NO3 = (C4H7N2O2)2Ni + NH4(NO3) + 2 H2O
Fe{2+} + CrO4{2-} + H{+} = Cr{3+} + H2O + Fe{3+} =>
3 Fe{2+} + CrO4{2-} + 8 H{+} = Cr{3+} + 4 H2O + 3 Fe{3+}
Cr(OH)3 + O2 = CrO3 + H2O =>
4 Cr(OH)3 + 3 O2 = 4 CrO3 + 6 H2O
Na2CO3(aq) + HCl(aq) = NaCl(aq) + CO2(g) + (H2O) =>
Na2CO3(aq) + 2 HCl(aq) = 2 NaCl(aq) + CO2(g) + (H2O)
KBr + Cl2 = KCl + Br2 = SiCl4 + H2O = SiO2 + Hcl =>
2 KBr + Cl2 = 2 KCl + Br2
MnS + KClO3 + Na2CO3 = Na2MnO4 + Na2SO4 + KCl + CO2 =>
MnS + 2 KClO3 + 2 Na2CO3 = Na2MnO4 + Na2SO4 + 2 KCl + 2 CO2
K2Cr2O7 + HCl = Cl + KCl + CrCl3 + H2O =>
K2Cr2O7 + 14 HCl = 6 Cl + 2 KCl + 2 CrCl3 + 7 H2O
Fe2O3 + Cl2 + NaOH = NaCl + Na2FeO4 + H2O =>
Fe2O3 + 3 Cl2 + 10 NaOH = 6 NaCl + 2 Na2FeO4 + 5 H2O
CuOHCl + NaOH = CuO + NaCl + H2O =>
CuOHCl + NaOH = CuO + NaCl + H2O
MnO4{-} + SO2 + H2O = Mn{-} + SO4{-2} + H{+} =>
MnO4{-} + 4 SO2 + 4 H2O = Mn{-} + 4 SO4{-2} + 8 H{+}
CH3CH2OHC2H5 + Na = CH3CONaC2H5 + H2 =>
2 CH3CH2OHC2H5 + 2 Na = 2 CH3CONaC2H5 + 3 H2
Zn + N2O4 = Zn3N2 + O2 =>
3 Zn + N2O4 = Zn3N2 + 2 O2
H3PO4(aq) + Mg(OH)2(aq) = H2O(aq) + Mg3(PO4)2 =>
2 H3PO4(aq) + 3 Mg(OH)2(aq) = 6 H2O(aq) + Mg3(PO4)2
NaOH + H2S2O4 = Na2S2O4 + H2O =>
2 NaOH + H2S2O4 = Na2S2O4 + 2 H2O
Mg(NO3)2 + NH3 = Mg(NH3) + NO3 =>
Mg(NO3)2 + NH3 = Mg(NH3) + 2 NO3
Sr(C2H3O2)2 + K3PO4 = Sr3(PO4)2 + KC2H3O2 =>
3 Sr(C2H3O2)2 + 2 K3PO4 = Sr3(PO4)2 + 6 KC2H3O2
Ba + HNO3 = Ba(NO3)2 + N2O + H2O =>
4 Ba + 10 HNO3 = 4 Ba(NO3)2 + N2O + 5 H2O
SO2 + Al2O3 = Al2(SO2)3 + O2 =>
6 SO2 + 2 Al2O3 = 2 Al2(SO2)3 + 3 O2
NaHCO3 + CaO = Na2O + Ca(HCO3)2 =>
2 NaHCO3 + CaO = Na2O + Ca(HCO3)2
H8 = H3 =>
3 H8 = 8 H3
KClO3 + Mg = K2O + MgO + Cl2 =>
2 KClO3 + 5 Mg = K2O + 5 MgO + Cl2
CH3COHC2H5OH = CH3COC2H5HOH =>
CH3COHC2H5OH = CH3COC2H5HOH
HNO2 + CuS = NO + Cu(NO3)2 + H2O + S =>
8 HNO2 + CuS = 6 NO + Cu(NO3)2 + 4 H2O + S
Mg(OH)2 + SO4H2 = MgSO4 + H2O =>
Mg(OH)2 + SO4H2 = MgSO4 + 2 H2O
Co(NO3) + KOH = CoOH + KNO3 =>
Co(NO3) + KOH = CoOH + KNO3
Al(NO3)3 + H2O = Al2O3 + HNO3 =>
2 Al(NO3)3 + 3 H2O = Al2O3 + 6 HNO3
[Cr(H2O)5Cl]Cl2 + AgNO3 = [Cr(H2O)5Cl]NO3 + AgCl2 =>
[Cr(H2O)5Cl]Cl2 + AgNO3 = [Cr(H2O)5Cl]NO3 + AgCl2
Ni + HNO3 = Ni(NO3)3 + NO2 + H2O =>
Ni + 6 HNO3 = Ni(NO3)3 + 3 NO2 + 3 H2O
Mn(NH3)2 + HNO3 = NH4NO3 + Mn =>
Mn(NH3)2 + 2 HNO3 = 2 NH4NO3 + Mn
carbondioxide + sodiumhydroxide = sodiumcarbonate + water =>
CO2 + 2 NaOH = Na2CO3 + H2O
C2H2 + Br2 = C2H2Br4 =>
C2H2 + 2 Br2 = C2H2Br4
K[BiI4] + H2O = BiOI + KI + HI =>
K[BiI4] + H2O = BiOI + KI + 2 HI
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O(HNO3) =>
Cu + 6 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O(HNO3)
Na3AsO4 + H2S = Na2S + As2S5 + H2O =>
2 Na3AsO4 + 8 H2S = 3 Na2S + As2S5 + 8 H2O
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Pb{2+} + Na2SO4 = PbSO4 + Na{+} =>
Pb{2+} + Na2SO4 = PbSO4 + 2 Na{+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/17/24
Équations équilibrées sur06/16/23
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