| Équations équilibrées la veille |
K2C2O4 + HClO4 = HKC2O4 + KClO4
KClO3 + C2O4H2 = ClO2 + CO2 + K2C2O4 + H2O =>
2 KClO3 + 2 C2O4H2 = 2 ClO2 + 2 CO2 + K2C2O4 + 2 H2O
Pb(NO3)2 + H2S = PbS + HNO3 =>
Pb(NO3)2 + H2S = PbS + 2 HNO3
CH3CH2CH2OH + HI = ICH2CH2CH3*H2O =>
CH3CH2CH2OH + HI = ICH2CH2CH3*H2O
Mg + HClO2 = Mg(ClO2)2 + Cl2 + H2O =>
3 Mg + 8 HClO2 = 3 Mg(ClO2)2 + Cl2 + 4 H2O
K(s) + S(s) = K2S(s) =>
2 K(s) + S(s) = K2S(s)
CaSO3 + C2H4O2 = SO2 + H2O + Ca(C2H3O2)2 =>
CaSO3 + 2 C2H4O2 = SO2 + H2O + Ca(C2H3O2)2
Mg2(CO3)2 + HCl = MgCl2 + H2CO3 =>
Mg2(CO3)2 + 4 HCl = 2 MgCl2 + 2 H2CO3
S{2-} + MnO4{-} + H2O = MnO2 + S + OH{-} =>
3 S{2-} + 2 MnO4{-} + 4 H2O = 2 MnO2 + 3 S + 8 OH{-}
C9H11O3N + O2 = CO2 + H2O + N2 =>
4 C9H11O3N + 41 O2 = 36 CO2 + 22 H2O + 2 N2
Cu(s) + H3AsO4(aq) = Cu3(AsO4)2(aq) + H2(g) =>
3 Cu(s) + 2 H3AsO4(aq) = Cu3(AsO4)2(aq) + 3 H2(g)
Ca(s) + Fe(NO3)2(aq) = Ca(NO3)2 + Fe =>
Ca(s) + Fe(NO3)2(aq) = Ca(NO3)2 + Fe
Fe2SO4 + HNO3 = Fe(NO3)3 + Fe2(SO4)3 + H2O + NO =>
3 Fe2SO4 + 16 HNO3 = 4 Fe(NO3)3 + Fe2(SO4)3 + 8 H2O + 4 NO
C6H19 + O2 = CO2 + H2O =>
4 C6H19 + 43 O2 = 24 CO2 + 38 H2O
H3PO4 + Mn(OH)5 = Mn3(PO4)5 + H2O =>
5 H3PO4 + 3 Mn(OH)5 = Mn3(PO4)5 + 15 H2O
Cr2O72{-} + SO2 + H = Cr3{+} + HSO4{-} + H2O =>
3 Cr2O72{-} + 5 SO2 + 417 H = 2 Cr3{+} + 5 HSO4{-} + 206 H2O
Fe2(CO3)3 + NaOH = Fe(OH)3 + Na2O + CO2 =>
Fe2(CO3)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2O + 3 CO2
Fe(SCN)2 + AgNO3 = Fe(NO3)2 + AgSCN =>
Fe(SCN)2 + 2 AgNO3 = Fe(NO3)2 + 2 AgSCN
C8H18 + KMnO4 + H2SO4 = C7H6O2 + MnSO4 + K2SO4 + H2O =>
7 C8H18 + 22 KMnO4 + 33 H2SO4 = 8 C7H6O2 + 22 MnSO4 + 11 K2SO4 + 72 H2O
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
NaOH + As2O5 = Na3AsO4 + H2O =>
6 NaOH + As2O5 = 2 Na3AsO4 + 3 H2O
NH3 + Cr(NO3)3 + H2O = Cr(OH)3 + NH4NO3 =>
3 NH3 + Cr(NO3)3 + 3 H2O = Cr(OH)3 + 3 NH4NO3
MnO + OH = MnO2 + H2O =>
MnO + 2 OH = MnO2 + H2O
Li3O4P + NaOH = HLiO + Na3O4P =>
Li3O4P + 3 NaOH = 3 HLiO + Na3O4P
MgCO3 + Zn = ZnO + MgO + CO =>
MgCO3 + Zn = ZnO + MgO + CO
Cl2 + NaOH = NaCl + NaClO + H2O =>
Cl2 + 2 NaOH = NaCl + NaClO + H2O
Ag + S = Ag2S7 =>
2 Ag + 7 S = Ag2S7
(NH4)3PO4 + BaS = (NH4)2S + Ba3(PO4)2 =>
2(NH4)3PO4 + 3 BaS = 3(NH4)2S + Ba3(PO4)2
Ba + Pb(NO3)2 = Ba(NO3)2 + Pb =>
Ba + Pb(NO3)2 = Ba(NO3)2 + Pb
HAsO4 + H2O = H2AsO4 + OH =>
HAsO4 + H2O = H2AsO4 + OH
Si + O2 = SiO2 =>
Si + O2 = SiO2
HCCH + Cu2Cl2 + NH4OH = CuCCCu + NH4Cl + H2O =>
HCCH + Cu2Cl2 + 2 NH4OH = CuCCCu + 2 NH4Cl + 2 H2O
AgCu + HCl = AgCl + CuH =>
AgCu + HCl = AgCl + CuH
As2O3 + Ca(OH)2 + O2 = Ca3(AsO4)2 + H2O =>
As2O3 + 3 Ca(OH)2 + O2 = Ca3(AsO4)2 + 3 H2O
Li2CO3 + HC2H3O2 = H2O + CO2 + LiC2H3O2 =>
Li2CO3 + 2 HC2H3O2 = H2O + CO2 + 2 LiC2H3O2
NH3BH3 + H2O = H2 + N2 + BO3H3 =>
2 NH3BH3 + 6 H2O = 9 H2 + N2 + 2 BO3H3
Cd(NO3)2 + Hg2S = CdS + HgNO3 =>
Cd(NO3)2 + Hg2S = CdS + 2 HgNO3
Mg + Fe(Cl2)3 = Fe + MgCl2 =>
3 Mg + Fe(Cl2)3 = Fe + 3 MgCl2
C9H20O2 + O2 = CO2 + H2O =>
C9H20O2 + 13 O2 = 9 CO2 + 10 H2O
H2O + P2O5 = H3PO4 =>
3 H2O + P2O5 = 2 H3PO4
[Ni(H2O)6] + Cl = Ni(H2O)6Cl2 =>
[Ni(H2O)6] + 2 Cl = Ni(H2O)6Cl2
NH4F + AlC3 = NH4C + AlF3 =>
3 NH4F + AlC3 = 3 NH4C + AlF3
Co + HNO3 + H2SO4 = CoSO4 + N2 + H2O =>
5 Co + 2 HNO3 + 5 H2SO4 = 5 CoSO4 + N2 + 6 H2O
CuF2 + Br2 = CuBr2 + F2 =>
CuF2 + Br2 = CuBr2 + F2
CoF3 + Li2S = LiF + Co2S3 =>
2 CoF3 + 3 Li2S = 6 LiF + Co2S3
Zn + Cd = ZnCd =>
Zn + Cd = ZnCd
Mn + H2O = H + MnO2 =>
Mn + 2 H2O = 4 H + MnO2
Zn(OH)2 + NaHCO3 = ZnCO3 + NaOH + H2O =>
Zn(OH)2 + NaHCO3 = ZnCO3 + NaOH + H2O
Na3AsO3 + CuSO4 + NaOH = Na3AsO4 + Cu2 + H2O + Na2SO4 =>
2 Na3AsO3 + 2 CuSO4 + 4 NaOH = 2 Na3AsO4 + Cu2 + 2 H2O + 2 Na2SO4
Mg(ClO4)2 + HCl = Cl2 + MgCl2 + H2O =>
Mg(ClO4)2 + 16 HCl = 8 Cl2 + MgCl2 + 8 H2O
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Équations équilibrées sur10/30/24
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