| Équations équilibrées la veille |
Ti(s) + 2 N2(g) = TiN4(s)
CaCO3(s) + HC2H3O2(aq) = CO2(g) + H2O(l) + Ca(C2H3O2)2 =>
CaCO3(s) + 2 HC2H3O2(aq) = CO2(g) + H2O(l) + Ca(C2H3O2)2
Na(s) + Cu(NO3)2(aq) = Na(NO3)(aq) + Cu(s) =>
2 Na(s) + Cu(NO3)2(aq) = 2 Na(NO3)(aq) + Cu(s)
Li2HPO4 + H2O = H3PO4 + LiHO =>
Li2HPO4 + 2 H2O = H3PO4 + 2 LiHO
C2H2 + H2O = CO + H2 =>
C2H2 + 2 H2O = 2 CO + 3 H2
Na2S2O8 + C2Cl4 + H2O = CO2 + H{+} + Cl{-} + Na{+} + SO4{2-} =>
2 Na2S2O8 + C2Cl4 + 4 H2O = 2 CO2 + 8 H{+} + 4 Cl{-} + 4 Na{+} + 4 SO4{2-}
Hg + H2 = HgH2 =>
Hg + H2 = HgH2
I2 + MgCl2 = I2Cl2 + Mg =>
I2 + MgCl2 = I2Cl2 + Mg
C2H2 + H2O = CH3CHO =>
C2H2 + H2O = CH3CHO
Ta + H2SO4 = Ta2(SO4)5 + H2 =>
2 Ta + 5 H2SO4 = Ta2(SO4)5 + 5 H2
MnO2 + KClO3 + KOH = KMnO4 + KCl + H2O =>
2 MnO2 + KClO3 + 2 KOH = 2 KMnO4 + KCl + H2O
Na + H3Po4 = Na3Po4 + H2 =>
6 Na + 2 H3Po4 = 2 Na3Po4 + 3 H2
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
Fe(NO3)3 + NaC2H3O2 + H2O = NaNO3 + Fe3O(C2H3O2)6{+} + H3O{+} + NO3{-} =>
3 Fe(NO3)3 + 6 NaC2H3O2 + 3 H2O = 6 NaNO3 + Fe3O(C2H3O2)6{+} + 2 H3O{+} + 3 NO3{-}
H2SO4 + ZrOCl2 = Zr(SO4)2 + HCl + H2O =>
2 H2SO4 + ZrOCl2 = Zr(SO4)2 + 2 HCl + H2O
Zn + Co2(SO4)3 = Co + ZnSO4 =>
3 Zn + Co2(SO4)3 = 2 Co + 3 ZnSO4
C2H2 + H2O = CH3CHO =>
C2H2 + H2O = CH3CHO
H2 + Hg = HHg =>
H2 + 2 Hg = 2 HHg
Ni(s) + NaNO3(aq) = Ni(NO2)2 + NaO =>
Ni(s) + 2 NaNO3(aq) = Ni(NO2)2 + 2 NaO
Na(s) + Cu(NO3)2(aq) = Cu + NaNO3 =>
2 Na(s) + Cu(NO3)2(aq) = Cu + 2 NaNO3
I2 + MgCl2 = ICl + Mg =>
I2 + MgCl2 = 2 ICl + Mg
S8 + F = SF4 =>
S8 + 32 F = 8 SF4
Fe(iii) + S = Fe2S3 =>
2 Fe(iii) + 3 S = Fe2S3
SO4H2 + NaHCO3 = CO2 + Na2SO4 + H2O =>
SO4H2 + 2 NaHCO3 = 2 CO2 + Na2SO4 + 2 H2O
As2O3 + KBrO3 + HCl = As2O5 + Br2 + KCl + H2O =>
5 As2O3 + 4 KBrO3 + 4 HCl = 5 As2O5 + 2 Br2 + 4 KCl + 2 H2O
Zn + Co2(SO4)3 = Co2 + Zn(SO4)3 =>
Zn + Co2(SO4)3 = Co2 + Zn(SO4)3
Zn + Ag(NO3)3 = Ag + Zn(NO3)3 =>
Zn + Ag(NO3)3 = Ag + Zn(NO3)3
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
S8 + F = SF4 =>
S8 + 32 F = 8 SF4
C2H2 + H2O = CH3CHO =>
C2H2 + H2O = CH3CHO
H2PBO = PBH2O =>
H2PBO = PBH2O
Al2S3 + Cl2 = AlCl3 + S2 =>
2 Al2S3 + 6 Cl2 = 4 AlCl3 + 3 S2
Pr6O11 + HNO3 = Pr(NO3)3 + H2 + O2 =>
2 Pr6O11 + 36 HNO3 = 12 Pr(NO3)3 + 18 H2 + 11 O2
CH3CH(COONa) + H2O = CH3CH(COO)H + Na{+} + HO{-} =>
CH3CH(COONa) + H2O = CH3CH(COO)H + Na{+} + HO{-}
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Zn + Co2(SO4)3 = Zn(SO4) + Co =>
3 Zn + Co2(SO4)3 = 3 Zn(SO4) + 2 Co
V2(SO4)3 + KMnO4 + H2O = V2O5 + MnSO4 + K2SO4 + H2SO4 =>
5 V2(SO4)3 + 4 KMnO4 + 9 H2O = 5 V2O5 + 4 MnSO4 + 2 K2SO4 + 9 H2SO4
Fe(NO3)3 + NaC2H3O2 + H2O = NaNO3 + Fe3O(C2H3O2)6 + H3O + NO3 =>
3 Fe(NO3)3 + 6 NaC2H3O2 + 3 H2O = 6 NaNO3 + Fe3O(C2H3O2)6 + 2 H3O + 3 NO3
H2SO4 + Na = SO2 + Na2SO4 + H2O =>
2 H2SO4 + 2 Na = SO2 + Na2SO4 + 2 H2O
NiSO4 + (NH4)2SO4 = (NH4)2Ni(SO4)2 =>
NiSO4 + (NH4)2SO4 = (NH4)2Ni(SO4)2
CH3COOH + NH4HCO3 = CH3COONH4 + H2 + CO2 =>
3 CH3COOH + 2 NH4HCO3 = 2 CH3COONH4 + 4 H2 + 4 CO2
Na(s) + Cu(NO3)2(aq) = Cu + NaNO3 =>
2 Na(s) + Cu(NO3)2(aq) = Cu + 2 NaNO3
H2SO4(l) + CaCO3(s) = CaSO4(s) + H2O(l) + CO2(g) =>
H2SO4(l) + CaCO3(s) = CaSO4(s) + H2O(l) + CO2(g)
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Al2S3 + Cl2 = AlCl3 + S8 =>
8 Al2S3 + 24 Cl2 = 16 AlCl3 + 3 S8
K2CO3 + Pb(C2H3O2)2 = CH3CO2K + PbCO3 =>
K2CO3 + Pb(C2H3O2)2 = 2 CH3CO2K + PbCO3
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
H2SO4(l) + CaCO3(s) = CaSO4(s) + H2O(l) + CO2(g) =>
H2SO4(l) + CaCO3(s) = CaSO4(s) + H2O(l) + CO2(g)
Se4 + O2 = Se2O4 =>
Se4 + 4 O2 = 2 Se2O4
Na3PO4(aq) + HCl(aq) = NaCl(aq) + H3PO4(aq) =>
Na3PO4(aq) + 3 HCl(aq) = 3 NaCl(aq) + H3PO4(aq)
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Équations équilibrées sur11/18/24
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