| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Br + CoI3 = CoBr3 + 3 I
Fe2(SO4)3 + KNO3 = Fe(NO3)3 + K2SO4 =>
Fe2(SO4)3 + 6 KNO3 = 2 Fe(NO3)3 + 3 K2SO4
CH3CH2COCH2CH2CH3 + CH3CH2MgBr = CH3CH2C(OMgBrCH2CH3)CH2CH2CH3 =>
CH3CH2COCH2CH2CH3 + CH3CH2MgBr = CH3CH2C(OMgBrCH2CH3)CH2CH2CH3
Na2SiO4 + Cu(NO3)2 = CuSiO4 + NaNO3 =>
Na2SiO4 + Cu(NO3)2 = CuSiO4 + 2 NaNO3
K2CrO4 + HI + HClO4 = Cr(ClO4)3 + I2 + KClO4 + H2O =>
2 K2CrO4 + 6 HI + 10 HClO4 = 2 Cr(ClO4)3 + 3 I2 + 4 KClO4 + 8 H2O
S4 + O = SO =>
S4 + 4 O = 4 SO
CsO = Cs + O2 =>
2 CsO = 2 Cs + O2
ClO + Cr(OH)3 = Cl + CrO4 + OH =>
4 ClO + Cr(OH)3 = 4 Cl + CrO4 + 3 OH
HI + K2Cr2O7 + HClO4 = I2 + KClO4 + Cr(ClO4)3 + H2O =>
6 HI + K2Cr2O7 + 8 HClO4 = 3 I2 + 2 KClO4 + 2 Cr(ClO4)3 + 7 H2O
Co(OH)2 + KOH = K2[Co(OH)4] =>
Co(OH)2 + 2 KOH = K2[Co(OH)4]
Bi(OH)3 + H4P2O7 = Bi4(P2O7)3 + H2O =>
4 Bi(OH)3 + 3 H4P2O7 = Bi4(P2O7)3 + 12 H2O
Cl2O3 + Li2O = LiClO2 =>
Cl2O3 + Li2O = 2 LiClO2
C3H8O + CrO3 = C3H6O + Cr + H2O =>
3 C3H8O + CrO3 = 3 C3H6O + Cr + 3 H2O
PbCl2 + I2 = PbI2 + Cl2 =>
PbCl2 + I2 = PbI2 + Cl2
Fe2(SO4)3 + MnCl2 = FeCl3 + MnSO4 =>
Fe2(SO4)3 + 3 MnCl2 = 2 FeCl3 + 3 MnSO4
H + Br = H2Br =>
2 H + Br = H2Br
Sc + HCl = ScCl3 + H2 =>
2 Sc + 6 HCl = 2 ScCl3 + 3 H2
Zn + Fe[NO3]3 = Zn(NO3)2 + Fe =>
3 Zn + 2 Fe[NO3]3 = 3 Zn(NO3)2 + 2 Fe
Na2SO4 + C + NaOH = Na2CO3 + Na2S + H2O =>
Na2SO4 + 2 C + 4 NaOH = 2 Na2CO3 + Na2S + 2 H2O
Fe + Cl + H2O = Fe(OH)3 + HCl =>
Fe + 3 Cl + 3 H2O = Fe(OH)3 + 3 HCl
Cu(NO3)2 + NaI + H2O = CuI2 + NaOH + HNO3 =>
Cu(NO3)2 + 2 NaI + 2 H2O = CuI2 + 2 NaOH + 2 HNO3
NaIO3 + Na2S2O3 + H2O = I2 + Na2SO4 + H2SO4 =>
8 NaIO3 + 5 Na2S2O3 + H2O = 4 I2 + 9 Na2SO4 + H2SO4
Cr(NO3)3 = Cr2O3 + NO2 + O2 =>
4 Cr(NO3)3 = 2 Cr2O3 + 12 NO2 + 3 O2
K + U = KU =>
K + U = KU
CH3CHO + CuO = CH3COOH + Cu2O =>
CH3CHO + 2 CuO = CH3COOH + Cu2O
K2Cr2O7 + Na2SO3 + H2SO4 = Na2SO4 + Cr(SO4) + K2SO4 + H2O =>
K2Cr2O7 + 4 Na2SO3 + 3 H2SO4 = 4 Na2SO4 + 2 Cr(SO4) + K2SO4 + 3 H2O
H2SO4 + K2Cr2O7 + KCl = Cr2(SO4)3 + Cl2 + K2SO4 + H2O =>
7 H2SO4 + K2Cr2O7 + 6 KCl = Cr2(SO4)3 + 3 Cl2 + 4 K2SO4 + 7 H2O
C4H9OH + Na2Cr2O7 + H2SO4 = C3H7COOH + Na2SO4 + Cr2(SO4)3 + H2O =>
3 C4H9OH + 2 Na2Cr2O7 + 8 H2SO4 = 3 C3H7COOH + 2 Na2SO4 + 2 Cr2(SO4)3 + 11 H2O
K(CIO3) = KCI + O =>
K(CIO3) = KCI + 3 O
PPh3 + O2 = OPPh3 =>
2 PPh3 + O2 = 2 OPPh3
CuS + NH4OH = [Cu(NH3)4]S + H2O =>
CuS + 4 NH4OH = [Cu(NH3)4]S + 4 H2O
Ca(H2PO4)2 = Ca3(PO4)2 + P4O10 + H2O =>
3 Ca(H2PO4)2 = Ca3(PO4)2 + P4O10 + 6 H2O
HgNO3 + H2S = Hg2S + HNO3 =>
2 HgNO3 + H2S = Hg2S + 2 HNO3
NaOH + Pb(No3)2(ac) = NaNo3(ac) + Pb(OH)2(s) =>
2 NaOH + Pb(No3)2(ac) = 2 NaNo3(ac) + Pb(OH)2(s)
NH3 + HCl = NH4Cl* =>
NH3 + HCl = NH4Cl*
Al(OH)2 = Al + (OH) =>
Al(OH)2 = Al + 2(OH)
AgNO2 + FeCl = AgCl + FeNO2 =>
AgNO2 + FeCl = AgCl + FeNO2
Fe + Pd = Fe2Pd3 =>
2 Fe + 3 Pd = Fe2Pd3
AgCl + Mg(OH)2 = AgOH + MgCl2 =>
2 AgCl + Mg(OH)2 = 2 AgOH + MgCl2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Al(NO3)3 + NaNO3 + H2O = NaAlO2 + HNO3 =>
Al(NO3)3 + NaNO3 + 2 H2O = NaAlO2 + 4 HNO3
H3Po4 + NaOH = NaH2Po4 + H2O =>
H3Po4 + NaOH = NaH2Po4 + H2O
KHC8H4O4 + HCl = KCl + H2C8H4O4 =>
KHC8H4O4 + HCl = KCl + H2C8H4O4
PbCl2 + K2S = Pb + K + SCl2 =>
PbCl2 + K2S = Pb + 2 K + SCl2
sodiumsulfate = sodiumsulfide + oxygen =>
Na2SO4 = Na2S + 2 O2
CaH2O + H2O = Ca(OH)2 + H2 =>
CaH2O + H2O = Ca(OH)2 + H2
C7H7O3 + CH3OH = C8H8O3 + H2O =>
14 C7H7O3 + 6 CH3OH = 13 C8H8O3 + 9 H2O
Mg3N = Mg + N =>
Mg3N = 3 Mg + N
Zn + Pb(CO3)2 = Zn(CO3) + Pb =>
2 Zn + Pb(CO3)2 = 2 Zn(CO3) + Pb
Fe + AgOH = Fe(OH)2 + Ag =>
Fe + 2 AgOH = Fe(OH)2 + 2 Ag
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/27/24
Équations équilibrées sur11/26/23
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