| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H6TeO6 + Se = 2 H2TeO3 + H2SeO3 + 3 H2O
Cr2O7{2-} + H{+} + Sn = Cr + Sn{2+} + H2O =>
Cr2O7{2-} + 14 H{+} + 6 Sn = 2 Cr + 6 Sn{2+} + 7 H2O
Mg(OH)2 + (NH4)3PO4 = Mg(H2PO4)2 + NH3 + H2O =>
Mg(OH)2 + 2(NH4)3PO4 = Mg(H2PO4)2 + 6 NH3 + 2 H2O
As9898 + NaOH = Na3As5O3 + H3 =>
5 As9898 + 29694 NaOH = 9898 Na3As5O3 + 9898 H3
HI + H2O = H3 + IO2 =>
3 HI + 6 H2O = 5 H3 + 3 IO2
H4P2O7 + NaOH = NaPO3 + H2O =>
H4P2O7 + 2 NaOH = 2 NaPO3 + 3 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
As + Cl2 = AsCl5 =>
2 As + 5 Cl2 = 2 AsCl5
Rb2S8 = Rb + S8 =>
Rb2S8 = 2 Rb + S8
AgClO4 + CaS = Ag2S + Ca(ClO4)2 =>
2 AgClO4 + CaS = Ag2S + Ca(ClO4)2
NaAsO2 + KMnO4 + H2SO4 = HAsO3 + MnSO4 + K2SO4 + Na2SO4 + H2O =>
10 NaAsO2 + 4 KMnO4 + 11 H2SO4 = 10 HAsO3 + 4 MnSO4 + 2 K2SO4 + 5 Na2SO4 + 6 H2O
H2SO4 + Pb(C2H3O2)2 = HC2H3O2 + PbSO4 =>
H2SO4 + Pb(C2H3O2)2 = 2 HC2H3O2 + PbSO4
BaCl2 + KHSO4 = BaSO4 + K2SO4 + HCl =>
BaCl2 + 2 KHSO4 = BaSO4 + K2SO4 + 2 HCl
Fe2(SO3)3 + HF = FeF3 + H2O + SO2 =>
Fe2(SO3)3 + 6 HF = 2 FeF3 + 3 H2O + 3 SO2
CO2 + H2O = C6O12H6 + O2 =>
12 CO2 + 6 H2O = 2 C6O12H6 + 3 O2
Pb + AgNO3 = PbO + N2O + Ag =>
5 Pb + 2 AgNO3 = 5 PbO + N2O + 2 Ag
CuSO4(aq) + KI(aq) = CuI(s) + KI3(aq) + K2SO4(aq) =>
2 CuSO4(aq) + 5 KI(aq) = 2 CuI(s) + KI3(aq) + 2 K2SO4(aq)
K2MnO4 + CO2 + H2O = MnO4 + MnO2 + KHCO3 =>
2 K2MnO4 + 4 CO2 + 2 H2O = MnO4 + MnO2 + 4 KHCO3
Cu(OH)2 + NH4 = Cu + NH3 + H2O =>
Cu(OH)2 + 2 NH4 = Cu + 2 NH3 + 2 H2O
K(HSO3) = K + HSO3 =>
K(HSO3) = K + HSO3
Cr2(SO4)3 + KBr = K(SO4) + Cr + Br =>
Cr2(SO4)3 + 3 KBr = 3 K(SO4) + 2 Cr + 3 Br
K2CO3 + HNO3 = HCO3K2NO3 =>
K2CO3 + HNO3 = HCO3K2NO3
Mg2OH + NH4(PO4)3 = Mg2(PO4)3 + NH3 + H2O =>
Mg2OH + NH4(PO4)3 = Mg2(PO4)3 + NH3 + H2O
C15H32 + O2 = CO2 + H2O =>
C15H32 + 23 O2 = 15 CO2 + 16 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C6H10 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 + C8H10O4 =>
12 C6H10 + 17 K2Cr2O7 + 68 H2SO4 = 17 Cr2(SO4)3 + 83 H2O + 17 K2SO4 + 9 C8H10O4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NH2OH = N2 + H2 + H2O =>
2 NH2OH = N2 + H2 + 2 H2O
Hg3N + HNO3 = Hg(NO3)2 + NO + H2O =>
3 Hg3N + 26 HNO3 = 9 Hg(NO3)2 + 11 NO + 13 H2O
NaH2CO3(aq) + HCl(aq) = NaCl(aq) + H3CO3(s) =>
NaH2CO3(aq) + HCl(aq) = NaCl(aq) + H3CO3(s)
Mg(NO3)2 + Na2CO3 = Na2(NO3)2 + MgCO3 =>
Mg(NO3)2 + Na2CO3 = Na2(NO3)2 + MgCO3
NO3{-} + OH{-} + Zn + H2O = [Zn(OH)4]{-2} + NH3 =>
NO3{-} + 7 OH{-} + 4 Zn + 6 H2O = 4[Zn(OH)4]{-2} + NH3
C4H10 + O2 = C8 + H2O =>
2 C4H10 + 5 O2 = C8 + 10 H2O
NaHCO3(aq) + HC2H3O2(aq) = H2CO3(aq) + NaC2H3O2(aq) =>
NaHCO3(aq) + HC2H3O2(aq) = H2CO3(aq) + NaC2H3O2(aq)
Cu(NO3)23H2O = H2O + CuO + NO2 + O2 =>
Cu(NO3)23H2O = H2O + CuO + 23 NO2 + 11 O2
CrO7{-2} + H{+} + e = Cr{+3} + H2O =>
CrO7{-2} + 14 H{+} + 9e = Cr{+3} + 7 H2O
KBr + Li2SO4 = KSO4 + Li2Br =>
KBr + Li2SO4 = KSO4 + Li2Br
Mg(NO3)2 + Al = Al(NO3)3 + Mg =>
3 Mg(NO3)2 + 2 Al = 2 Al(NO3)3 + 3 Mg
KOH + Ca(H2PO4)2 = K3PO4 + Ca3(PO4)2 + H2O =>
12 KOH + 3 Ca(H2PO4)2 = 4 K3PO4 + Ca3(PO4)2 + 12 H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
NaO2 + HCl = NaCl2 + Cl2 + H2O =>
NaO2 + 4 HCl = NaCl2 + Cl2 + 2 H2O
NH4Cr2O7 = NH3 + H2O + Cr2O3 + O2 =>
4 NH4Cr2O7 = 4 NH3 + 2 H2O + 4 Cr2O3 + 7 O2
Mg3N2 = Mg + N2 =>
Mg3N2 = 3 Mg + N2
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Na3[Cr(OH)6] + Br2 + NaOH = Na2CrO4 + NaBr + H2O =>
2 Na3[Cr(OH)6] + 3 Br2 + 4 NaOH = 2 Na2CrO4 + 6 NaBr + 8 H2O
Sr(HCO3)2 + NaOH = Sr(OH)2 + Na(HCO3) =>
Sr(HCO3)2 + 2 NaOH = Sr(OH)2 + 2 Na(HCO3)
Na2Cr2O7 + Fe2 + HCl = CrCl3 + FeCl3 + NaCl + H2O =>
Na2Cr2O7 + Fe2 + 14 HCl = 2 CrCl3 + 2 FeCl3 + 2 NaCl + 7 H2O
Ni(NO3)2 + (NH4)2S = NH4NO3 + Ni2S2 =>
2 Ni(NO3)2 + 2(NH4)2S = 4 NH4NO3 + Ni2S2
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Na3[Cr(OH)6] + Br2 + NaOH = Na2CrO4 + NaBr + H2O =>
2 Na3[Cr(OH)6] + 3 Br2 + 4 NaOH = 2 Na2CrO4 + 6 NaBr + 8 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/29/23
Équations équilibrées sur01/28/23
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