| Équations équilibrées la veille |
2 KMnO4(aq) + 10 KBr(aq) + 8 H2SO4(aq) = 2 MnSO4(aq) + 5 Br2(l) + 6 K2SO4(aq) + 8 H2O(l)
Ba + C = Ba2C =>
2 Ba + C = Ba2C
CuSO4 + Na = Cu + SO4Na =>
CuSO4 + Na = Cu + SO4Na
U{4+} + Ce{4+} = U{10+} + Ce{3+} =>
U{4+} + 6 Ce{4+} = U{10+} + 6 Ce{3+}
Na2FeO4 + Na2SO3 + H2SO4 = Fe2(SO4)3 + Na2SO4 + H2O =>
2 Na2FeO4 + 3 Na2SO3 + 5 H2SO4 = Fe2(SO4)3 + 5 Na2SO4 + 5 H2O
Na3[Al(OH)6] + HNO3 = NaOH + Al(NO3)3 + H2O =>
Na3[Al(OH)6] + 3 HNO3 = 3 NaOH + Al(NO3)3 + 3 H2O
Ca(SO4) + H3(PO3) = Ca3(PO3)2 + H2(SO4) =>
3 Ca(SO4) + 2 H3(PO3) = Ca3(PO3)2 + 3 H2(SO4)
Zn(NO3)2 + LiCl = ZnCl2 + LiNO3 =>
Zn(NO3)2 + 2 LiCl = ZnCl2 + 2 LiNO3
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
H2TeO3 + SO2 + H2O = Te + H2SO4 =>
H2TeO3 + 2 SO2 + H2O = Te + 2 H2SO4
C2H5OH = C8H10 + C4H10 + H2O =>
10 C2H5OH = C8H10 + 3 C4H10 + 10 H2O
Fe + AuCl3 = FeCl2 + Au =>
3 Fe + 2 AuCl3 = 3 FeCl2 + 2 Au
Al(C2H3O2)3 + Na2S = Al2S3 + NaC2H3O2 =>
2 Al(C2H3O2)3 + 3 Na2S = Al2S3 + 6 NaC2H3O2
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
C + HNO3 = H2CO3 + NO2 + H2O =>
C + 4 HNO3 = H2CO3 + 4 NO2 + H2O
Cu2O + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu2O + 14 HNO3 = 6 Cu(NO3)2 + 7 H2O + 2 NO
Na3N + H2O = NH3 + NaOH =>
Na3N + 3 H2O = NH3 + 3 NaOH
NH3 + F2 = NH4F + NF3 =>
4 NH3 + 3 F2 = 3 NH4F + NF3
Cr2O3 = O2 + Cr3O4 =>
6 Cr2O3 = O2 + 4 Cr3O4
NaI(aq) + Hg(C2H3O2)2(aq) = HgI2 + NaC2H3O2 =>
2 NaI(aq) + Hg(C2H3O2)2(aq) = HgI2 + 2 NaC2H3O2
CsO2 + HCl = CsCl + H2O + O2 =>
4 CsO2 + 4 HCl = 4 CsCl + 2 H2O + 3 O2
Cr2O3 = O2 + Cr3O4 =>
6 Cr2O3 = O2 + 4 Cr3O4
H2SO4 + CO3{-2} = H2CO3 + SO4{-2} =>
H2SO4 + CO3{-2} = H2CO3 + SO4{-2}
As4 = As =>
As4 = 4 As
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
SO2KClOH2O = KClH2SO4 =>
SO2KClOH2O = KClH2SO4
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Na3PO4 + HCl = NaCl + H3PO4 =>
Na3PO4 + 3 HCl = 3 NaCl + H3PO4
Na2SO4MgCl2 = Na2MgSO4Cl2 =>
Na2SO4MgCl2 = Na2MgSO4Cl2
C2H2 + O2 = CO + H2O =>
2 C2H2 + 3 O2 = 4 CO + 2 H2O
(NH4)2SO4 + NaOH = NH3 + H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2SO4
KOH + C4H6O5 = C4H4K2O5 + H2O =>
2 KOH + C4H6O5 = C4H4K2O5 + 2 H2O
NaOCl + NH2OH = NaCl + N2 + H2O =>
NaOCl + 2 NH2OH = NaCl + N2 + 3 H2O
ZnS + CH3COOH = ZnC4H6O4 + H2S =>
ZnS + 2 CH3COOH = ZnC4H6O4 + H2S
AgNO3 + BaCl2 = AgCl + Ba(NO3)2 =>
2 AgNO3 + BaCl2 = 2 AgCl + Ba(NO3)2
Fe + K2S = K + Fe2S3 =>
2 Fe + 3 K2S = 6 K + Fe2S3
CoCl2*6H2O + HCl + C2H8N2 + H2O2 = [Co(C2H8N2)2]Cl3 + H2O =>
2 CoCl2*6H2O + 2 HCl + 4 C2H8N2 + H2O2 = 2[Co(C2H8N2)2]Cl3 + 14 H2O
PbCrO4 + H = Pb + Cr2O7 + H2O =>
2 PbCrO4 + 2 H = 2 Pb + Cr2O7 + H2O
HgI2 + H2O = Hg(OH)2 + HI =>
HgI2 + 2 H2O = Hg(OH)2 + 2 HI
Ce(OH)3NaOH = Na[Ce(OH)4] =>
Ce(OH)3NaOH = Na[Ce(OH)4]
AgNO3 + NaOH = AgOH + (NaNO3) =>
AgNO3 + NaOH = AgOH + (NaNO3)
Cu + CI + O2 = CuCO3 + I2 =>
2 Cu + 2 CI + 3 O2 = 2 CuCO3 + I2
K2S + S = K2S2 =>
K2S + S = K2S2
Ni(NO3)2(aq) + Na3PO4(aq) = Ni3(PO4)2 + NaNO3 =>
3 Ni(NO3)2(aq) + 2 Na3PO4(aq) = Ni3(PO4)2 + 6 NaNO3
Sn + Zn(No3)4 = Sn(No3)2 + Zn =>
2 Sn + Zn(No3)4 = 2 Sn(No3)2 + Zn
Bi + KOH + H2O + O2 = K3(Bi(OH)6) =>
4 Bi + 12 KOH + 6 H2O + 3 O2 = 4 K3(Bi(OH)6)
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Équations équilibrées sur11/19/24
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