| Équations équilibrées la veille | Équations équilibrées le lendemain |
7 HOCH2CH2OH + HOOC(CH2)4COOH = 2 HOOC(CH2)4COO(CH2)4OH + 8 H2O
HNO3 + (CH3COO)2Zn = CH3COOH + Zn(NO3)2 =>
2 HNO3 + (CH3COO)2Zn = 2 CH3COOH + Zn(NO3)2
Cr(NO3)2 + K2CO3 = Cr(CO3) + KNO3 =>
Cr(NO3)2 + K2CO3 = Cr(CO3) + 2 KNO3
NiCl3 + NH3 + H2O = Ni(OH)3 + NH4Cl = ni(OH)3 + NH4Cl =>
NiCl3 + 3 NH3 + 3 H2O = Ni(OH)3 + 3 NH4Cl
K2Cr2O7 + Na2C2O4 + H2(SO4) = K2SO4 + Cr2(SO4)3 + Na2(SO4) + CO2 + H2O =>
K2Cr2O7 + 3 Na2C2O4 + 7 H2(SO4) = K2SO4 + Cr2(SO4)3 + 3 Na2(SO4) + 6 CO2 + 7 H2O
Cl2(g) + NH4Br(aq) = NH4Cl(aq) + Br2(g) =>
Cl2(g) + 2 NH4Br(aq) = 2 NH4Cl(aq) + Br2(g)
Pb(SO4) + Ca(OH)2 = Pb(OH)2 + Ca(SO4) =>
Pb(SO4) + Ca(OH)2 = Pb(OH)2 + Ca(SO4)
K2Cr2O7 + H2SO3 + H2SO4 = KCr(SO4)3 + H2O =>
K2Cr2O7 + H2SO3 + 5 H2SO4 = 2 KCr(SO4)3 + 6 H2O
C8H6O3 + CH3CO2H = C9H8O4 =>
2 C8H6O3 + CH3CO2H = 2 C9H8O4
C12H22O11 + H2SO4 = H2O + CO2 + SO2 =>
C12H22O11 + 24 H2SO4 = 35 H2O + 12 CO2 + 24 SO2
SBr6 = Br + S =>
SBr6 = 6 Br + S
Co(OH)2 + H2O + O2 = Co(OH)3 =>
4 Co(OH)2 + 2 H2O + O2 = 4 Co(OH)3
C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
C2H2N4O3(s) = CO2 + CO(g) + H2(g) + N2(g) =>
C2H2N4O3(s) = CO2 + CO(g) + H2(g) + 2 N2(g)
CH3CH2OHCH3 + K2CrO7 + H2SO4 = CH3COCH3 + Cr2(SO4)3 + K2SO4 + H2O =>
6 CH3CH2OHCH3 + 2 K2CrO7 + 5 H2SO4 = 6 CH3COCH3 + Cr2(SO4)3 + 2 K2SO4 + 14 H2O
H2(g) + O2(g) = H2O(l) =>
2 H2(g) + O2(g) = 2 H2O(l)
PF2I + Hg = P2F4 + Hg2I2 =>
2 PF2I + 2 Hg = P2F4 + Hg2I2
Na3PO4 + H12O6 = Na3H12PO10 =>
Na3PO4 + H12O6 = Na3H12PO10
FeCl2 + K3(Fe(CN)6) = Fe(Fe(CN)6) + K3Cl2 =>
FeCl2 + K3(Fe(CN)6) = Fe(Fe(CN)6) + K3Cl2
CO2(g) + H2(g) = HCOOH(g) =>
CO2(g) + H2(g) = HCOOH(g)
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO(g) + H2O(l) =>
3 Cu(s) + 8 HNO3(aq) = 3 Cu(NO3)2(aq) + 2 NO(g) + 4 H2O(l)
BaO + N2O5 = Ba(NO3)2 =>
BaO + N2O5 = Ba(NO3)2
KOH + Cl2 = H2O + KCl + KClO3 =>
6 KOH + 3 Cl2 = 3 H2O + 5 KCl + KClO3
CrO2 + C2H5OH = Cr2O3 + CO2 + H2O =>
12 CrO2 + C2H5OH = 6 Cr2O3 + 2 CO2 + 3 H2O
KOH + Fe3(NO3)3 = KNO3 + FeOH =>
3 KOH + Fe3(NO3)3 = 3 KNO3 + 3 FeOH
H2SO4 + Ag = Ag2SO4 + SO2 + H2O =>
2 H2SO4 + 2 Ag = Ag2SO4 + SO2 + 2 H2O
Fe + N2 + O2 = Fe(NO3)3 =>
2 Fe + 3 N2 + 9 O2 = 2 Fe(NO3)3
Br{-} + BrO3{-} + H{+] = Br2+H2O =>
5 Br{-} + BrO3{-} + 6 H{+] = 3 Br2+3H2O
PbS + FeO = Pb + Fe + SO2 =>
PbS + 2 FeO = Pb + 2 Fe + SO2
SiO2(s) + HF(g) = H2O(g) + SiF4 =>
SiO2(s) + 4 HF(g) = 2 H2O(g) + SiF4
Ca(s) + H3PO4(g) = Ca3(PO4)2(g) + H2(g) =>
3 Ca(s) + 2 H3PO4(g) = Ca3(PO4)2(g) + 3 H2(g)
C8H16 + O2 = CO2 + H2O =>
C8H16 + 12 O2 = 8 CO2 + 8 H2O
PbNO3(s) = Pb2O(s) + NO2(g) + O2(g) =>
4 PbNO3(s) = 2 Pb2O(s) + 4 NO2(g) + O2(g)
Cr2O7{2-} + H2O2 + H{+} = H2CrO5 + H2O =>
Cr2O7{2-} + 2 H2O2 + 2 H{+} = 2 H2CrO5 + H2O
HCN + Mg(OH)2 = H2O + Mg + CN =>
2 HCN + Mg(OH)2 = 2 H2O + Mg + 2 CN
Mg(OH)2 + HNO3 = H2O + MgN2O6 =>
Mg(OH)2 + 2 HNO3 = 2 H2O + MgN2O6
Cr(NO3)3 + KBrO3 = K2Cr2O7 + Br2 + O2 + KNO3 =>
4 Cr(NO3)3 + 16 KBrO3 = 2 K2Cr2O7 + 8 Br2 + 17 O2 + 12 KNO3
HPO3 + AgNO3 = HNO3 + AgPO3 =>
HPO3 + AgNO3 = HNO3 + AgPO3
Br2(ag) + CaCl2(s) = BrCl(ag) + Ca(s) =>
Br2(ag) + CaCl2(s) = 2 BrCl(ag) + Ca(s)
H2SO4 + NaOH = Na(SO4) + H3O =>
H2SO4 + NaOH = Na(SO4) + H3O
BaCl2 + Hg2(C2H3O2)2 = Ba(C2H3O2)2 + Hg2Cl2 =>
BaCl2 + Hg2(C2H3O2)2 = Ba(C2H3O2)2 + Hg2Cl2
H4N = H2 + N2 =>
2 H4N = 4 H2 + N2
C2H305 + O2 = CO2 + H2O =>
4 C2H305 + 313 O2 = 8 CO2 + 610 H2O
YCl3 + Mg = MgCl2 + Y =>
2 YCl3 + 3 Mg = 3 MgCl2 + 2 Y
C4H8Cl2S + Cl2 = S2 + C4H8Cl4 =>
2 C4H8Cl2S + 2 Cl2 = S2 + 2 C4H8Cl4
Cu + HNO3 = Cu(NO3)NO2 + H2O =>
Cu + 2 HNO3 = Cu(NO3)NO2 + H2O
CuS + Zn = CuSZn =>
CuS + Zn = CuSZn
K + Ti(SO4)2 = Ti + K2SO4 =>
4 K + Ti(SO4)2 = Ti + 2 K2SO4
Mg11Al2Si7O20(OH)16 + Al4Mg2Si5O18 = MgAl2O4 + MgSiO3 + H2O =>
5 Mg11Al2Si7O20(OH)16 + 3 Al4Mg2Si5O18 = 11 MgAl2O4 + 50 MgSiO3 + 40 H2O
MnO2 + KCl + H2SO4 = K2SO4 + MnCl2 + H2O + Cl2 =>
MnO2 + 4 KCl + 2 H2SO4 = 2 K2SO4 + MnCl2 + 2 H2O + Cl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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