| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 KBr + MnO2 + 2 H2SO4 = Br2 + MnBr2 + 2 K2SO4 + 2 H2O
KCl(aq) + (NH4)3(PO4)(aq) = K3(PO4)(aq) + (NH4)Cl(aq) =>
3 KCl(aq) + (NH4)3(PO4)(aq) = K3(PO4)(aq) + 3(NH4)Cl(aq)
CrO3(s) + H2SO4(i) + KBr(s) = K2SO4(aq) + Cr2(SO4)3(s) + Br2(i) + H2O(i) =>
2 CrO3(s) + 6 H2SO4(i) + 6 KBr(s) = 3 K2SO4(aq) + Cr2(SO4)3(s) + 3 Br2(i) + 6 H2O(i)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Al + NiCl2 = Ni + Al(Cl2) =>
Al + NiCl2 = Ni + Al(Cl2)
BaF2 + H2O = Ba + HF + OH =>
BaF2 + 2 H2O = Ba + 2 HF + 2 OH
Fe(s) + S(s) = FeS(s) =>
Fe(s) + S(s) = FeS(s)
C2H2(g) + H2(g) + *5O2(g) = CH3COOH(l) =>
5 C2H2(g) + 5 H2(g) + *5O2(g) = 5 CH3COOH(l)
InClO4 = O2 + InCl =>
InClO4 = 2 O2 + InCl
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NaHCO3 + Mg = Na + MgHCO3 =>
NaHCO3 + Mg = Na + MgHCO3
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
Fe2 + K4Fe(CN)6 = Fe4[Fe(CN)6]3 + K =>
2 Fe2 + 3 K4Fe(CN)6 = Fe4[Fe(CN)6]3 + 12 K
Na2SiO3 + H2O = Na2Si2O5 + NaOH =>
2 Na2SiO3 + H2O = Na2Si2O5 + 2 NaOH
Cr(NO3)3 + KOH = Cr(OH)3 + KNO3 =>
Cr(NO3)3 + 3 KOH = Cr(OH)3 + 3 KNO3
Nb + Cl2 = NbCl3 =>
2 Nb + 3 Cl2 = 2 NbCl3
N2O5(g) + H2O1 = HNO3(aq) =>
N2O5(g) + H2O1 = 2 HNO3(aq)
FeCl3(aq) + NaOH(aq) = Fe(OH)3(s) + NaCl(aq) =>
FeCl3(aq) + 3 NaOH(aq) = Fe(OH)3(s) + 3 NaCl(aq)
FeCl2 + KOH = Fe(OH)2 + KCl =>
FeCl2 + 2 KOH = Fe(OH)2 + 2 KCl
HClO + Sr(OH)2 = Sr(ClO)2 + H2O =>
2 HClO + Sr(OH)2 = Sr(ClO)2 + 2 H2O
CuSO4*5H2O + K2C2O4*H2O = K2(Cu(C2O4)2)*2H2O + K2SO4 + H2O =>
CuSO4*5H2O + 2 K2C2O4*H2O = K2(Cu(C2O4)2)*2H2O + K2SO4 + 5 H2O
Pb(NO3)2 + HCl = PbCl2 + H2(NO3)2 =>
Pb(NO3)2 + 2 HCl = PbCl2 + H2(NO3)2
CuSO4*5H2O + K2C2O4*H2O = K2(Cu(C2O4)2)*2H2O + K2SO4 + H2O =>
CuSO4*5H2O + 2 K2C2O4*H2O = K2(Cu(C2O4)2)*2H2O + K2SO4 + 5 H2O
CuCO3 + NH4OH = Cu(OH)2 + (NH4)2CO3 =>
CuCO3 + 2 NH4OH = Cu(OH)2 + (NH4)2CO3
C2H4O2 + KOH = KCH3CO2 + H2O =>
C2H4O2 + KOH = KCH3CO2 + H2O
K2Cr2O7 + H2S = K2CrO4Cr(OH)3 + S =>
2 K2Cr2O7 + 3 H2S = 2 K2CrO4Cr(OH)3 + 3 S
NaO + P2O5 = Na(PO3)2 =>
NaO + P2O5 = Na(PO3)2
P + KMnO4 + H2O = H3PO4 + MnO2 + KOH =>
3 P + 5 KMnO4 + 7 H2O = 3 H3PO4 + 5 MnO2 + 5 KOH
Mn(NO3)2 + Ba(OH)2 = Mn(OH)2 + Ba(NO3)2 =>
Mn(NO3)2 + Ba(OH)2 = Mn(OH)2 + Ba(NO3)2
(NH4)2SO4 + Pb(NO3)2 = NH4NO3 + PbSO4 =>
(NH4)2SO4 + Pb(NO3)2 = 2 NH4NO3 + PbSO4
Na + *H3O{+} = Na{+} + *H2 + *H2O =>
2 Na + 2*H3O{+} = 2 Na{+} + *H2 + 2*H2O
C6H8NCl + K2Cr2O7 + H2SO4 = C6H4O2 + K2SO4 + Cr2S3O12 + N2H8SO4 + H2O + HCl =>
6 C6H8NCl + 4 K2Cr2O7 + 19 H2SO4 = 6 C6H4O2 + 4 K2SO4 + 4 Cr2S3O12 + 3 N2H8SO4 + 16 H2O + 6 HCl
NHO3 + CH3COONa = NO + NaO2 + CH3COOH =>
NHO3 + CH3COONa = NO + NaO2 + CH3COOH
Ni + H2O = NiOH + H2 =>
2 Ni + 2 H2O = 2 NiOH + H2
CoPO4 + KOH = K3PO4 + Co(OH)3 =>
CoPO4 + 3 KOH = K3PO4 + Co(OH)3
C2H4(g) + O2 = CO2 + H2 =>
C2H4(g) + 2 O2 = 2 CO2 + 2 H2
Cr2O7{-2} + HNO2 + H{+} = Cr{+3} + NO3{-} + H2O =>
Cr2O7{-2} + 3 HNO2 + 5 H{+} = 2 Cr{+3} + 3 NO3{-} + 4 H2O
As2 + O3 + HCl = AsCl3 + H2O =>
As2 + O3 + 6 HCl = 2 AsCl3 + 3 H2O
K2Cr2O7 + C5H12 + H2SO4 = K2SO4 + Cr2(SO4)3 + CO2 + H2O =>
16 K2Cr2O7 + 3 C5H12 + 64 H2SO4 = 16 K2SO4 + 16 Cr2(SO4)3 + 15 CO2 + 82 H2O
CHCl3 + NaOH = NaClO + CH4 =>
CHCl3 + 3 NaOH = 3 NaClO + CH4
Na2Pb[Cu(NO2)6] + K2SO4 = K2Pb[Cu(NO2)6] + Na2SO4 =>
Na2Pb[Cu(NO2)6] + K2SO4 = K2Pb[Cu(NO2)6] + Na2SO4
Cr(OH)3 + Cl2 + NaOH = Na2CrO4 + NaCl + H2O =>
2 Cr(OH)3 + 3 Cl2 + 10 NaOH = 2 Na2CrO4 + 6 NaCl + 8 H2O
Ca(OH)2 + Na2Co3 = CaCo3 + NaOH =>
Ca(OH)2 + Na2Co3 = CaCo3 + 2 NaOH
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
KMnO4FeSO4KOH = K2MnO4FeOHSO4 =>
KMnO4FeSO4KOH = K2MnO4FeOHSO4
Sn + HCl = SnCl4 + H2 =>
Sn + 4 HCl = SnCl4 + 2 H2
AlBr3 + H2MgO2 = Br2Mg + AlH3O3 =>
2 AlBr3 + 3 H2MgO2 = 3 Br2Mg + 2 AlH3O3
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
BrO + H = Br2 + H2O =>
2 BrO + 4 H = Br2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/19/24
Équations équilibrées sur11/18/23
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