| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn4 + 2 S2 = 4 ZnS
C2H5O4 + O2 = CO + H2O =>
4 C2H5O4 + O2 = 8 CO + 10 H2O
H2SO4 + KMnO4 + FeSO4 = H2O + K2SO4 + MnSO4 + Fe2(SO4)3 =>
8 H2SO4 + 2 KMnO4 + 10 FeSO4 = 8 H2O + K2SO4 + 2 MnSO4 + 5 Fe2(SO4)3
Ca3(PO4)2 + FeCl3 = Fe3(PO4)3 + CaCl2 =>
3 Ca3(PO4)2 + 6 FeCl3 = 2 Fe3(PO4)3 + 9 CaCl2
I2 + K2SO3 + H2O = K2SO4 + HI =>
I2 + K2SO3 + H2O = K2SO4 + 2 HI
C4H8O4 + KMnO4 + H2SO4 = CO2 + K2SO4 + H2O + MnSO4 =>
5 C4H8O4 + 16 KMnO4 + 24 H2SO4 = 20 CO2 + 8 K2SO4 + 44 H2O + 16 MnSO4
XeF2 = Xe + F =>
XeF2 = Xe + 2 F
C2H5O4 + O2 = CO + H2O =>
4 C2H5O4 + O2 = 8 CO + 10 H2O
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
Pb(NO3)2(aw) + NaCl(aw) = PbCl2(s) + NaNO3(aq) =>
Pb(NO3)2(aw) + 2 NaCl(aw) = PbCl2(s) + 2 NaNO3(aq)
O2(g) + C6H6(l) = CO2 + H2O =>
15 O2(g) + 2 C6H6(l) = 12 CO2 + 6 H2O
Zn(Br1)2 = ZnBr2 =>
Zn(Br1)2 = ZnBr2
Pb(NO3)2(aq) + KBr(aq) = PbBr2(s) + K(NO3)(aq) =>
Pb(NO3)2(aq) + 2 KBr(aq) = PbBr2(s) + 2 K(NO3)(aq)
C4H6 + CrO3 + HCl = C2H4O2 + CrCl3 + H2O =>
C4H6 + 2 CrO3 + 6 HCl = 2 C2H4O2 + 2 CrCl3 + 2 H2O
Co(OH)2 + Br2 + OH{-} = CoO(OH) + Br{-} + H2O =>
2 Co(OH)2 + Br2 + 2 OH{-} = 2 CoO(OH) + 2 Br{-} + 2 H2O
PI3 + H2O = H3PO3 + HI =>
PI3 + 3 H2O = H3PO3 + 3 HI
Pb(NO3)2(aq) + KBr(aq) = PbBr2(s) + K(NO3)(aq) =>
Pb(NO3)2(aq) + 2 KBr(aq) = PbBr2(s) + 2 K(NO3)(aq)
NH4Ce + Ba(HO)2 = BaCe2 + NH3 + H2O =>
2 NH4Ce + Ba(HO)2 = BaCe2 + 2 NH3 + 2 H2O
Cu(SO4)(l) + Na(OH)(l) = Cu(OH) + Na(SO4) =>
Cu(SO4)(l) + Na(OH)(l) = Cu(OH) + Na(SO4)
NaF + SnF4 = SnF5Na =>
NaF + SnF4 = SnF5Na
Zn + AgCl = ZnCl12 + Ag =>
Zn + 12 AgCl = ZnCl12 + 12 Ag
K4[Fe(CN)6] + KMnO4 + H2SO4 = CO2 + Fe2(SO4)3 + H2O + K2SO4 + KNO3 + MnSO4 =>
10 K4[Fe(CN)6] + 122 KMnO4 + 188 H2SO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 51 K2SO4 + 60 KNO3 + 122 MnSO4
Zn4 + S2 = ZnS =>
Zn4 + 2 S2 = 4 ZnS
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
NaI + AgNO3 + NH3 = Ag(NH3)I + NaNO3 =>
NaI + AgNO3 + NH3 = Ag(NH3)I + NaNO3
Hg + N2 = Hg2N =>
4 Hg + N2 = 2 Hg2N
Ba(OH)2 + H3(PO4) = H2O + Ba3(PO4)2 =>
3 Ba(OH)2 + 2 H3(PO4) = 6 H2O + Ba3(PO4)2
AgOH(s) + NH3(aq)(excess) = Ag(NH3)2 + OH =>
AgOH(s) + 2 NH3(aq)(excess) = Ag(NH3)2 + OH
NaCH3COO + Cu(NO3)2 = NaNO3 + Cu(CH3COO)2 =>
2 NaCH3COO + Cu(NO3)2 = 2 NaNO3 + Cu(CH3COO)2
O2 + NO + H2O = NO2{-} + H{+} =>
O2 + 4 NO + 2 H2O = 4 NO2{-} + 4 H{+}
CsHCO3 + HNO3 = CsNO3 + CO2 + H2O =>
CsHCO3 + HNO3 = CsNO3 + CO2 + H2O
O2 + NO + H2O = NO2{-} + H{+} =>
O2 + 4 NO + 2 H2O = 4 NO2{-} + 4 H{+}
CH3COOAg + KOH = CH3COOK + Ag2O + H2O =>
2 CH3COOAg + 2 KOH = 2 CH3COOK + Ag2O + H2O
Na2CO3(aq)CoCl2(aq) = NaCl(aq) + CoCO3 =>
Na2CO3(aq)CoCl2(aq) = 2 NaCl(aq) + CoCO3
H3B + Be(OH)2 = Be3B2 + H2O =>
2 H3B + 3 Be(OH)2 = Be3B2 + 6 H2O
POCl3 + NaNO2 = NOCl + NaCl + P2O5 =>
2 POCl3 + 3 NaNO2 = 3 NOCl + 3 NaCl + P2O5
CH3NH2 + CH3COOH = CH3NH3OOCCH3 =>
CH3NH2 + CH3COOH = CH3NH3OOCCH3
HOH = H2O =>
HOH = H2O
Co(OH)2 + Br2 + OH{-} = CoO(OH) + Br{-} + H2O =>
2 Co(OH)2 + Br2 + 2 OH{-} = 2 CoO(OH) + 2 Br{-} + 2 H2O
Fe + H2CO3 = FeOCO2 + H2 =>
Fe + H2CO3 = FeOCO2 + H2
C12H20O6 + H2O = C12H20O7 + H2 =>
C12H20O6 + H2O = C12H20O7 + H2
I{-} + IO3{-} + H{+} + Cl{-} = ICl2 + H2O =>
I{-} + IO3{-} + 6 H{+} + 4 Cl{-} = 2 ICl2 + 3 H2O
KMnO4 + KI + KOH = K2MnO4 + KIO3 + H2O =>
6 KMnO4 + KI + 6 KOH = 6 K2MnO4 + KIO3 + 3 H2O
Al + KClO4 + H2SO4 = Al2(SO4)3 + KCl + H2O =>
8 Al + 3 KClO4 + 12 H2SO4 = 4 Al2(SO4)3 + 3 KCl + 12 H2O
V2O5(s) + CO(g) = V(s) + CO2(g) =>
V2O5(s) + 5 CO(g) = 2 V(s) + 5 CO2(g)
Br2 + SnCl2 + NaOH = Na2[Sn(OH)6] + NaBr + NaCl =>
Br2 + SnCl2 + 6 NaOH = Na2[Sn(OH)6] + 2 NaBr + 2 NaCl
Pb(NO3)2(aq) + KBr(aq) = PbBr2(s) + K(NO3)(aq) =>
Pb(NO3)2(aq) + 2 KBr(aq) = PbBr2(s) + 2 K(NO3)(aq)
Cu(SO4)(l) + Na(OH)(l) = Cu(OH) + Na(SO4) =>
Cu(SO4)(l) + Na(OH)(l) = Cu(OH) + Na(SO4)
Ni + HCl2 = Ni2Cl2 + H2 =>
4 Ni + 2 HCl2 = 2 Ni2Cl2 + H2
Cl2O7 + NaOH = Na2(ClO4)2 + H2O =>
Cl2O7 + 2 NaOH = Na2(ClO4)2 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/23
Équations équilibrées sur12/23/22
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