| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2SO4 + Al2O3 = Na2Al2O3 + SO4
CH3CH2OH + CrO7{2-} + H{+} = CH3COOH + Cr{3+} + H2O =>
9 CH3CH2OH + 4 CrO7{2-} + 20 H{+} = 9 CH3COOH + 4 Cr{3+} + 19 H2O
Hg2 + Na2S = Hg4S2 + Na =>
2 Hg2 + 2 Na2S = Hg4S2 + 4 Na
C7H5N + NaOH + HCl = C6H5COOH + NH3 + NaCl =>
C7H5N + 2 NaOH + 2 HCl = C6H5COOH + NH3 + 2 NaCl
H2CO + H2O = H2CO2 + H2C(OH2) =>
2 H2CO + H2O = H2CO2 + H2C(OH2)
KMnO4 + NaNO2 + H2SO4 = MnSO4 + K2SO4 + NaSO4 + H2O + NO2 =>
2 KMnO4 + 5 NaNO2 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5 NaSO4 + 8 H2O + 5 NO2
CuOCl2 = CuCl2O =>
CuOCl2 = CuCl2O
Fe + Al2O5 = FeO + Al =>
5 Fe + Al2O5 = 5 FeO + 2 Al
K + PO4 = K3PO4 =>
3 K + PO4 = K3PO4
K2Cr2O7 + Na2S + H2O = Na2SO4 + KOH + Cr(OH)3 =>
4 K2Cr2O7 + 3 Na2S + 16 H2O = 3 Na2SO4 + 8 KOH + 8 Cr(OH)3
CO(NH2)2 = HCNO + NH3 =>
CO(NH2)2 = HCNO + NH3
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
CH2O2 + Fe2O3 = FeO + CO2 + H2O =>
CH2O2 + Fe2O3 = 2 FeO + CO2 + H2O
Tl2CO3 + HF = TlF + H2CO3 =>
Tl2CO3 + 2 HF = 2 TlF + H2CO3
S2Cl2(g) + H2O(g) = SO2(g) + HCl(g) + S(s) =>
2 S2Cl2(g) + 2 H2O(g) = SO2(g) + 4 HCl(g) + 3 S(s)
SO2 + HNO3 + H2O = H2SO4 + NO =>
3 SO2 + 2 HNO3 + 2 H2O = 3 H2SO4 + 2 NO
MgCl2 + KI = MgI + KCl2 =>
MgCl2 + KI = MgI + KCl2
CH3OH + C6H4(OH)COOH = C8H8O3 + CO2 =>
5 CH3OH + 22 C6H4(OH)COOH = 19 C8H8O3 + 7 CO2
I2O5 + (CO) = (CO2) + I2 =>
I2O5 + 5(CO) = 5(CO2) + I2
CrI3 + NaClO + NaOH = Na2CrO4 + Na3H2IO6 + NaCl + H2O =>
2 CrI3 + 27 NaClO + 22 NaOH = 2 Na2CrO4 + 6 Na3H2IO6 + 27 NaCl + 5 H2O
MnCO3 + KMnO4 + H2O = MnO2 + KHCO3 + CO2 =>
3 MnCO3 + 2 KMnO4 + H2O = 5 MnO2 + 2 KHCO3 + CO2
FeI3 + AlCl3 = AlI3 + FeCl3 =>
FeI3 + AlCl3 = AlI3 + FeCl3
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
C + H2 = CH4 =>
C + 2 H2 = CH4
FeCl2 + Cu(NO3)2 = Fe(NO3)2 + CuCl2 =>
FeCl2 + Cu(NO3)2 = Fe(NO3)2 + CuCl2
Pb[NO3]2 + Na3PO4 = PbPO4 + Na3[NO3]2 =>
Pb[NO3]2 + Na3PO4 = PbPO4 + Na3[NO3]2
HNO3 + Cr2S3 = Cr(NO3)3 + H2S =>
6 HNO3 + Cr2S3 = 2 Cr(NO3)3 + 3 H2S
NO2(g) + H2(s) = NH3(g) + H2O(l) =>
2 NO2(g) + 7 H2(s) = 2 NH3(g) + 4 H2O(l)
Fe(CN)6{4-} + Cr2O7{2-} + H{+} = Fe(CN)6{3-} + Cr{3+} + H2O =>
6 Fe(CN)6{4-} + Cr2O7{2-} + 14 H{+} = 6 Fe(CN)6{3-} + 2 Cr{3+} + 7 H2O
(NH2OH)*H2SO4 + HI = I + H2SO4 + NH4OH =>
(NH2OH)*H2SO4 + 2 HI = 2 I + H2SO4 + NH4OH
CdSO4 = CdS + O2 =>
CdSO4 = CdS + 2 O2
Ag2SO4 + K + PO4 = Ag3PO4 + K2SO4 =>
3 Ag2SO4 + 6 K + 2 PO4 = 2 Ag3PO4 + 3 K2SO4
P + N2O5 = NO + P2O5 =>
6 P + 5 N2O5 = 10 NO + 3 P2O5
Zn + OH{-} + H2O = Zn(OH)42{-} + H2 =>
2 Zn + 2 OH{-} + 82 H2O = 2 Zn(OH)42{-} + 41 H2
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
Zn + CaSO4 = ZnCaSO4 =>
Zn + CaSO4 = ZnCaSO4
I2O5 + H2SS = I2 + SO2 + H2O =>
I2O5 + H2SS = I2 + 2 SO2 + H2O
Zn + H(NO3) = Zn(NO3)2 + NO2 + H2O =>
Zn + 4 H(NO3) = Zn(NO3)2 + 2 NO2 + 2 H2O
PbF2 = Pb + F =>
PbF2 = Pb + 2 F
CH4 + F2 = CH3F + HF =>
CH4 + F2 = CH3F + HF
Co + Sb = CoSb2 =>
Co + 2 Sb = CoSb2
K3(Po4) + NaOH = K3OH + Na(Po4) =>
K3(Po4) + NaOH = K3OH + Na(Po4)
HI(g) = H2(g) + I2(s) =>
2 HI(g) = H2(g) + I2(s)
NiSO4(aq) + Sr(OH)2(aq) = SrSO4(s) + Ni(OH)2(s) =>
NiSO4(aq) + Sr(OH)2(aq) = SrSO4(s) + Ni(OH)2(s)
Fe + Pb(NO3)2 = Fe(NO3)2 + Pb =>
Fe + Pb(NO3)2 = Fe(NO3)2 + Pb
NaOH(aq) + H2S(aq) = Na2S(s) + H2O(l) =>
2 NaOH(aq) + H2S(aq) = Na2S(s) + 2 H2O(l)
HCOOH + Cr2O7{-}2 + H{+} = Cr{+3} + H2O + CO2 =>
7 HCOOH + 2 Cr2O7{-}2 + 14 H{+} = 4 Cr{+3} + 14 H2O + 7 CO2
PbOH + NaOH = Pb + NaO + H2O =>
PbOH + NaOH = Pb + NaO + H2O
Cr(OH)3(s) + HCl(aq) = CrCl3(s) + H2O(l) =>
Cr(OH)3(s) + 3 HCl(aq) = CrCl3(s) + 3 H2O(l)
HCl + CaCO3 = CO2 + CaCl2 + H2O =>
2 HCl + CaCO3 = CO2 + CaCl2 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/06/25
Équations équilibrées sur02/05/24
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