| Équations équilibrées la veille | Équations équilibrées le lendemain |
Y + 4 HNO3 = Y(NO3)3 + NO + 2 H2O
K2Cr2O7 + H2SO4 + CH3CH2OH = Cr2(SO4)3 + CH3CHO + H2O + K2SO4 =>
K2Cr2O7 + 4 H2SO4 + 3 CH3CH2OH = Cr2(SO4)3 + 3 CH3CHO + 7 H2O + K2SO4
Li2 + O3 = Li2O =>
3 Li2 + O3 = 3 Li2O
Si2O + C = SiC + CO =>
Si2O + 3 C = 2 SiC + CO
Fe(OH)3 + Ba(OH)2 = Ba3[Fe(OH)6]2 =>
2 Fe(OH)3 + 3 Ba(OH)2 = Ba3[Fe(OH)6]2
Sb + Cl = SbCl3 =>
Sb + 3 Cl = SbCl3
Ca(NO3)2 + Sc(OH)3 = Ca(OH)2 + Sc(NO3)3 =>
3 Ca(NO3)2 + 2 Sc(OH)3 = 3 Ca(OH)2 + 2 Sc(NO3)3
CuSO4 + BaCl = CuClBaSO4 =>
CuSO4 + BaCl = CuClBaSO4
P + K2Cr2O7 = K3PO4 + Cr2O3 + P2O5 =>
18 P + 15 K2Cr2O7 = 10 K3PO4 + 15 Cr2O3 + 4 P2O5
MnSO4*H2O = Mn + H2O + SO4 =>
MnSO4*H2O = Mn + H2O + SO4
Cr2O3 + KClO3 + KOH = K1CrO4 + KCl + H2O =>
3 Cr2O3 + 4 KClO3 + 6 KOH = 6 K1CrO4 + 4 KCl + 3 H2O
Pb(NO3)2 + BaCl2 = BaNO3 + PbCl4 =>
Pb(NO3)2 + 2 BaCl2 = 2 BaNO3 + PbCl4
PbS + H2SO4 = PbSO4 + H2O + SO2 =>
PbS + 4 H2SO4 = PbSO4 + 4 H2O + 4 SO2
HNO3 + S = NO2 + H2SO3 + H2O =>
4 HNO3 + S = 4 NO2 + H2SO3 + H2O
Cr2O3 + Ca(OH)2 = Ca(CrO2)2 + H2O =>
Cr2O3 + Ca(OH)2 = Ca(CrO2)2 + H2O
Na2Cr2O7 + Na2SO3 + H2O = Na2CrO4 + Na2SO4 + Cr(OH)3 =>
2 Na2Cr2O7 + 3 Na2SO3 + 3 H2O = 2 Na2CrO4 + 3 Na2SO4 + 2 Cr(OH)3
NaNO3 + Al + HCl = NH4Cl + AlCl3 + H2O + NaCl =>
3 NaNO3 + 8 Al + 30 HCl = 3 NH4Cl + 8 AlCl3 + 9 H2O + 3 NaCl
V + HNO3 = H2O + NO + VO(NO3)2 =>
3 V + 10 HNO3 = 5 H2O + 4 NO + 3 VO(NO3)2
AgNO2 + BaSO4 = Ba(NO2)2 + Ag2SO4 =>
2 AgNO2 + BaSO4 = Ba(NO2)2 + Ag2SO4
SrSO4 + Hg = HgSO4 + Sr =>
SrSO4 + Hg = HgSO4 + Sr
NaS2 + CuCl2 = CuS2 + NaCl2 =>
NaS2 + CuCl2 = CuS2 + NaCl2
FeCl3*6H2O + K2C2O4*H2O = K3Fe(C2O4)3H2O + KCl + H2O =>
FeCl3*6H2O + 3 K2C2O4*H2O = K3Fe(C2O4)3H2O + 3 KCl + 8 H2O
Pb + CuSO3 = Cu + PbSO3 =>
Pb + CuSO3 = Cu + PbSO3
Ag(NO2)2 + Cu2 = Cu(NO2)2 + Ag2 =>
2 Ag(NO2)2 + Cu2 = 2 Cu(NO2)2 + Ag2
C2H5OH + Na2Cr2O7 + HCl = CH3COOH + CrCl3 + NaCl + H2O =>
3 C2H5OH + 2 Na2Cr2O7 + 16 HCl = 3 CH3COOH + 4 CrCl3 + 4 NaCl + 11 H2O
FeO(OH) + NaOH = Fe2O3 + Na3[Fe(OH)6] =>
3 FeO(OH) + 3 NaOH = Fe2O3 + Na3[Fe(OH)6]
CuCl2 + Fe = Cu + FeCl2 =>
CuCl2 + Fe = Cu + FeCl2
Cu2 + AgNO3 = Cu2NO3 + Ag =>
Cu2 + AgNO3 = Cu2NO3 + Ag
Ca(CH3COO)2 + H2O2 = CaO + H2O + CO2 =>
Ca(CH3COO)2 + 8 H2O2 = CaO + 11 H2O + 4 CO2
Pb3O4 + NaOH + H2O = PbO2 + Na2[Pb(OH)4] =>
Pb3O4 + 4 NaOH + 2 H2O = PbO2 + 2 Na2[Pb(OH)4]
FeCl3 + Ca(OH)2 = Fe(OH)2 + Ca(Cl)3 =>
FeCl3 + Ca(OH)2 = Fe(OH)2 + Ca(Cl)3
LiOH + KMnO4 + C2H5OH = Li2MnO3 + CH3COOH + KOH + H2O =>
8 LiOH + 4 KMnO4 + 3 C2H5OH = 4 Li2MnO3 + 3 CH3COOH + 4 KOH + 5 H2O
Zn + Pb3N2 = Pb + Zn3N3 =>
6 Zn + 3 Pb3N2 = 9 Pb + 2 Zn3N3
Al(OH)3 + C = Al + C(OH)4 =>
4 Al(OH)3 + 3 C = 4 Al + 3 C(OH)4
Al + NiO = Al2O3 + Ni =>
2 Al + 3 NiO = Al2O3 + 3 Ni
CU + HNO3 = CU(NO3)2 + H2O + NO2 =>
CU + 4 HNO3 = CU(NO3)2 + 2 H2O + 2 NO2
ZnAs + HCl = HAs + ZnCl =>
ZnAs + HCl = HAs + ZnCl
NaOH + SrCl2 = SrOH + NaCl2 =>
NaOH + SrCl2 = SrOH + NaCl2
C{4+} + Fe{2+} = Fe{3+} + C =>
C{4+} + 4 Fe{2+} = 4 Fe{3+} + C
C4H9NO3 + O2 = CO2 + H2O + N2 =>
4 C4H9NO3 + 19 O2 = 16 CO2 + 18 H2O + 2 N2
MgO + Na2CO3 = MgCO3 + Na2O =>
MgO + Na2CO3 = MgCO3 + Na2O
NaHSO4 + Sr(NO3)2 = Na2SO4 + SrSO4 + HNO3 =>
2 NaHSO4 + Sr(NO3)2 = Na2SO4 + SrSO4 + 2 HNO3
SO3 + Ba + HCl = BaCl + SO2 + H2O =>
SO3 + 2 Ba + 2 HCl = 2 BaCl + SO2 + H2O
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
Ag2O + O = AgO =>
Ag2O + O = 2 AgO
Fe + AgNO3 = Fe(NO3)4 + Ag =>
Fe + 4 AgNO3 = Fe(NO3)4 + 4 Ag
H2SO4 + Zn = ZnSO4 + H2S + H2O =>
5 H2SO4 + 4 Zn = 4 ZnSO4 + H2S + 4 H2O
KHO + CO2 = K2CO3 + H2O =>
2 KHO + CO2 = K2CO3 + H2O
AlBr3 + Z = ZBr2 + Al =>
2 AlBr3 + 3 Z = 3 ZBr2 + 2 Al
PbO2(s) = Pb(l) + O2(g) =>
PbO2(s) = Pb(l) + O2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/16/24
Équations équilibrées sur08/15/23
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