| Équations équilibrées la veille | Équations équilibrées le lendemain |
II = I2
CoCl2(aq) + NH4Cl(s) + NH3(aq) + H2O2(aq) = [Co(NH3)6]Cl3 + H2O =>
2 CoCl2(aq) + 2 NH4Cl(s) + 10 NH3(aq) + H2O2(aq) = 2[Co(NH3)6]Cl3 + 2 H2O
Ni(ClO3)2 = NiCl2 + O2 =>
Ni(ClO3)2 = NiCl2 + 3 O2
KOH(aq) + NiSO4(aq) = K2SO4 + Ni(OH)2 =>
2 KOH(aq) + NiSO4(aq) = K2SO4 + Ni(OH)2
NiBr2(aq) + AgNO3(aq) = AgBr2(s) + NiNO3(aq) =>
NiBr2(aq) + AgNO3(aq) = AgBr2(s) + NiNO3(aq)
Cl2 + H3PO4 = HClO4 + P2O4 + H2O =>
Cl2 + 14 H3PO4 = 2 HClO4 + 7 P2O4 + 20 H2O
AlCl3 + K = Al + KCl =>
AlCl3 + 3 K = Al + 3 KCl
C10H9N + O2 = CO2 + H2O + NO2 =>
4 C10H9N + 53 O2 = 40 CO2 + 18 H2O + 4 NO2
CaO2 + C3H8O = Ca(HO)2 + C + OH =>
7 CaO2 + 2 C3H8O = 7 Ca(HO)2 + 6 C + 2 OH
Pb3O4 + HNO = PbO + Pb(NO3)2 + H2O =>
4 Pb3O4 + 2 HNO = 11 PbO + Pb(NO3)2 + H2O
H2C2O4 + KOH + KAl(OH)4 = K3Al(C2O4)3 + H2O =>
3 H2C2O4 + 2 KOH + KAl(OH)4 = K3Al(C2O4)3 + 6 H2O
NiBr2(aq) + AgNO3(aq) = AgBr2(s) + NiNO3(aq) =>
NiBr2(aq) + AgNO3(aq) = AgBr2(s) + NiNO3(aq)
MgCO3 + Al(NO3)3 = Al2(CO3)3 + Mg(NO3)2 =>
3 MgCO3 + 2 Al(NO3)3 = Al2(CO3)3 + 3 Mg(NO3)2
FeTiO3 + C2 = TiO2 + Fe + CO2 =>
4 FeTiO3 + C2 = 4 TiO2 + 4 Fe + 2 CO2
ZnS + HNO3 = Zn(NO3)2 + NO + S + H2O =>
3 ZnS + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 3 S + 4 H2O
NaOH + Cr2(NO3)3 = Cr2(OH)3 + NaNO3 =>
3 NaOH + Cr2(NO3)3 = Cr2(OH)3 + 3 NaNO3
Cu + Cr2O7 = CuO + Cr =>
7 Cu + Cr2O7 = 7 CuO + 2 Cr
FeS + H2O = Fe + H2S + O2 =>
2 FeS + 2 H2O = 2 Fe + 2 H2S + O2
Cu + ZnCl2 = Zn + CuCl =>
2 Cu + ZnCl2 = Zn + 2 CuCl
Cu(CH3COO)2 + K4[Fe(CN)6] = Cu2[Fe(CN)6] + K(CH3COO) =>
2 Cu(CH3COO)2 + K4[Fe(CN)6] = Cu2[Fe(CN)6] + 4 K(CH3COO)
FeCl3 + Cl2 + KOH = K2FeO4 + KCl + H2O =>
2 FeCl3 + 3 Cl2 + 16 KOH = 2 K2FeO4 + 12 KCl + 8 H2O
FeCl3(aq) + K2CrO4(aq) = FeCrO4(s) + K2Cl3(aq) =>
FeCl3(aq) + K2CrO4(aq) = FeCrO4(s) + K2Cl3(aq)
LiAlH4(s) + AlCl3(aq) = AlH3(s) + LiCl(s) =>
3 LiAlH4(s) + AlCl3(aq) = 4 AlH3(s) + 3 LiCl(s)
CH3COOH + H2O2 + Cu = Cu(CH3COO)2 + H2O =>
2 CH3COOH + H2O2 + Cu = Cu(CH3COO)2 + 2 H2O
NH2 + H2O = NH3 + OH =>
NH2 + H2O = NH3 + OH
Ca10(PO4)6(OH)2 + H3PO4 = Ca + PO4 + H2O =>
3 Ca10(PO4)6(OH)2 + 2 H3PO4 = 30 Ca + 20 PO4 + 6 H2O
Na2WO4 + H2SO4 + FeSO4 = W2O5 + Fe2(SO4)3 + H2O + Na2SO4 =>
2 Na2WO4 + 3 H2SO4 + 2 FeSO4 = W2O5 + Fe2(SO4)3 + 3 H2O + 2 Na2SO4
HCl + Br2 = HClBr2 =>
HCl + Br2 = HClBr2
CO3{2-} + Cr(OH)3 + H2O = [Cr(OH)6]{3-} + HCO3{-} =>
3 CO3{2-} + Cr(OH)3 + 3 H2O = [Cr(OH)6]{3-} + 3 HCO3{-}
HNO3 + P = N2O3 + P2O3 + H2O =>
6 HNO3 + 4 P = 3 N2O3 + 2 P2O3 + 3 H2O
HNO3 + BiS3 = Bi(NO3)3 + NO + S + H2O =>
4 HNO3 + BiS3 = Bi(NO3)3 + NO + 3 S + 2 H2O
HZ + H2O = H3O + Z =>
HZ + H2O = H3O + Z
V(s) + Cl2(g) = VCl3(s) =>
2 V(s) + 3 Cl2(g) = 2 VCl3(s)
Zn + NaOH = [Zn(OH)] + Na =>
Zn + NaOH = [Zn(OH)] + Na
Ca(NO3)2 + Na2SO4 + FeCl3 = CaSO4 + NaCl + Fe(NO3)3 =>
3 Ca(NO3)2 + 3 Na2SO4 + 2 FeCl3 = 3 CaSO4 + 6 NaCl + 2 Fe(NO3)3
Cu(OH)2 + H2SeO4 = Cu(HSeO4)2 + H2O =>
Cu(OH)2 + 2 H2SeO4 = Cu(HSeO4)2 + 2 H2O
SnCl2(aq) + KIO3(aq) + HCl(aq) = SnCl4(aq) + KI(aq) + H2O(l) =>
3 SnCl2(aq) + KIO3(aq) + 6 HCl(aq) = 3 SnCl4(aq) + KI(aq) + 3 H2O(l)
KI = K2 + I2 =>
2 KI = K2 + I2
K2Cr2O7 + C3H8O3 = K2O2 + Cr2(OH)6 + C3 + H2O =>
K2Cr2O7 + 2 C3H8O3 = K2O2 + Cr2(OH)6 + 2 C3 + 5 H2O
H2Cr2O7 + Li(OH) = Li2(Cr2O7) + H2O =>
H2Cr2O7 + 2 Li(OH) = Li2(Cr2O7) + 2 H2O
AgNO3(aq) + NiBr2(aq) = AgBr(s) + Ni(NO3)2(aq) =>
2 AgNO3(aq) + NiBr2(aq) = 2 AgBr(s) + Ni(NO3)2(aq)
SnCl2 + Na2S = SnS + NaCl =>
SnCl2 + Na2S = SnS + 2 NaCl
Fe + Zn(NO3)2 = Zn + Fe(NO3) =>
2 Fe + Zn(NO3)2 = Zn + 2 Fe(NO3)
C6H6O2 + CH4 = C8H12 + H2O =>
10 C6H6O2 + 28 CH4 = 11 C8H12 + 20 H2O
Pb2O4 + H2O = Pb2H2O5 =>
Pb2O4 + H2O = Pb2H2O5
Fe + (NH4)2CO3 = FeCO3 + NH4 =>
Fe + (NH4)2CO3 = FeCO3 + 2 NH4
I2 + Na2SO3 = I(SO3)2 + Na2 =>
I2 + 4 Na2SO3 = 2 I(SO3)2 + 4 Na2
C2H5COOH + HBr = C2H5COBr + H2O =>
C2H5COOH + HBr = C2H5COBr + H2O
K2CrO4 + H2CrO4 = K2Cr2O7 + H2O =>
K2CrO4 + H2CrO4 = K2Cr2O7 + H2O
NH4{+} + HCO3{-} = NH4HCO3 =>
NH4{+} + HCO3{-} = NH4HCO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/23/24
Équations équilibrées sur08/22/23
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