| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + 2 NaCl = Na2Cr2O7 + 2 KCl
I2 + Cl2 = I2Cl5 =>
2 I2 + 5 Cl2 = 2 I2Cl5
Al(s) + HSO4 = Al2(SO4)3 + H2 =>
4 Al(s) + 6 HSO4 = 2 Al2(SO4)3 + 3 H2
H2(g) + C2(g) + O2(g) = HCH3CO2 =>
2 H2(g) + C2(g) + O2(g) = HCH3CO2
SO3 + Zn + HCl = H2S + ZnCl2 + H2O =>
SO3 + 4 Zn + 8 HCl = H2S + 4 ZnCl2 + 3 H2O
CH3OH + K2Cr2O7 + H2SO4 = HCOOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3OH + 2 K2Cr2O7 + 8 H2SO4 = 3 HCOOH + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
H2O + UF6 = UOF4 + HF =>
H2O + UF6 = UOF4 + 2 HF
ZnCl2 + NaOH(k) = Zn(OH)2 + NaCl =>
ZnCl2 + 2 NaOH(k) = Zn(OH)2 + 2 NaCl
MnO2 + Ag{+} + H2O = MnO4{-} + Ag + H{+} =>
MnO2 + 3 Ag{+} + 2 H2O = MnO4{-} + 3 Ag + 4 H{+}
Nh4Cl + HgCH3COO = CH3COONh4 + HgCl =>
Nh4Cl + HgCH3COO = CH3COONh4 + HgCl
KMnO4 + NaOH + FeSO4 = K2MnO4 + Na2MnO4 + Na2SO4 + Fe(OH)3 =>
2 KMnO4 + 6 NaOH + 2 FeSO4 = K2MnO4 + Na2MnO4 + 2 Na2SO4 + 2 Fe(OH)3
BaCrO4 + H2SO4 = BaSO4 + CrO4 + H =>
BaCrO4 + H2SO4 = BaSO4 + CrO4 + 2 H
Na2[Sn(OH)4] = Na2[Sn(OH)6] + Sn + NaOH =>
2 Na2[Sn(OH)4] = Na2[Sn(OH)6] + Sn + 2 NaOH
NO2 + KI + H2SO4 = I2 + NO + K2SO4 + H2O =>
NO2 + 2 KI + H2SO4 = I2 + NO + K2SO4 + H2O
PbSO4 + NH4OH = SO4(NH4)2 + Pb(OH)2 =>
PbSO4 + 2 NH4OH = SO4(NH4)2 + Pb(OH)2
NaIO3 + Na2SO3 + H2O = Na2SO4 + I + NaOH =>
2 NaIO3 + 5 Na2SO3 + H2O = 5 Na2SO4 + 2 I + 2 NaOH
Al + Ca2 = AlCa3 =>
2 Al + 3 Ca2 = 2 AlCa3
H + Cl2 = HCl2 =>
H + Cl2 = HCl2
C3H8 + Br = C + HBr =>
C3H8 + 8 Br = 3 C + 8 HBr
K3PO4 + Na2CO3 = K2CO3 + Na3PO4 =>
2 K3PO4 + 3 Na2CO3 = 3 K2CO3 + 2 Na3PO4
S8 + KNO3 + C3H8O = C3H6O + H2O + K2S + N2 =>
S8 + 16 KNO3 + 48 C3H8O = 48 C3H6O + 48 H2O + 8 K2S + 8 N2
Ca8 + H2O = Ca(OH)2 + H2 =>
Ca8 + 16 H2O = 8 Ca(OH)2 + 8 H2
NHe3 + Na = NaNHe2 + He2 =>
2 NHe3 + 2 Na = 2 NaNHe2 + He2
Hg + O3 = HgO3 =>
Hg + O3 = HgO3
Cr{3+} + H20O = CrO4{2-} + e + H{+} =>
Cr{3+} + 4 H20O = CrO4{2-} + 75e + 80 H{+}
NaNO2 + HClO = HNO2 + NaClO =>
NaNO2 + HClO = HNO2 + NaClO
KCl + H2SO4 + KMnO4 = Cl2 + MnSO4 + K2SO4 + H2O =>
10 KCl + 8 H2SO4 + 2 KMnO4 = 5 Cl2 + 2 MnSO4 + 6 K2SO4 + 8 H2O
S2O3{2-} + Cr2O7{2-} + H3O{+} = Cr{3} + SO4{2-} + H2O =>
3 S2O3{2-} + 4 Cr2O7{2-} + 26 H3O{+} = 8 Cr{3} + 6 SO4{2-} + 39 H2O
S + Co2 = Co2S3 =>
3 S + Co2 = Co2S3
HCl + LiCl = Cl2 + LiH =>
HCl + LiCl = Cl2 + LiH
(NH4)2Cr2O7 + C2H5OH + H2SO4 = Cr2(SO4)3 + CH3COOH + (NH4)2SO4 + H2O =>
2(NH4)2Cr2O7 + 3 C2H5OH + 8 H2SO4 = 2 Cr2(SO4)3 + 3 CH3COOH + 2(NH4)2SO4 + 11 H2O
KMnO4 + KCl + H2SO4 = MnSO4 + K2SO4 + Cl2 + H4O2 =>
2 KMnO4 + 10 KCl + 8 H2SO4 = 2 MnSO4 + 6 K2SO4 + 5 Cl2 + 4 H4O2
Zn + NiO2 + H2O = ZnOH + Ni =>
4 Zn + NiO2 + 2 H2O = 4 ZnOH + Ni
SnCl4 = SnCl2 + Cl =>
SnCl4 = SnCl2 + 2 Cl
H4SiO4 + NaOH = NaH3SiO4 + H2O =>
H4SiO4 + NaOH = NaH3SiO4 + H2O
Fe + O = FeO4 =>
Fe + 4 O = FeO4
HCl(aq) + KOH(aq) = KCl + H2O(l) =>
HCl(aq) + KOH(aq) = KCl + H2O(l)
SnCl4 + Ba = BaCl4 + Sn =>
SnCl4 + Ba = BaCl4 + Sn
Sr(NO3)2 + Ce(NO3)3 + C2H5NO2 = Sr2CeO4 + CO2 + N2 + H2O =>
36 Sr(NO3)2 + 18 Ce(NO3)3 + 68 C2H5NO2 = 18 Sr2CeO4 + 136 CO2 + 97 N2 + 170 H2O
As + H2S = As2S5 + H =>
2 As + 5 H2S = As2S5 + 10 H
BaCO3 + H{+} = Ba{2+} + CO2 + H2O =>
BaCO3 + 2 H{+} = Ba{2+} + CO2 + H2O
MgO + HNO3 = Mg(NO3)2 + H2O =>
MgO + 2 HNO3 = Mg(NO3)2 + H2O
MnO4{-} + SO32{-} + H{+} = Mn2{+} + SO42{-} + H2O =>
40 MnO4{-} + 13 SO32{-} + 60 H{+} = 20 Mn2{+} + 13 SO42{-} + 30 H2O
H2P3O10 = P2O5 + H2O + O2 =>
4 H2P3O10 = 6 P2O5 + 4 H2O + 3 O2
Cl2(g) + HF(aq) = Cl2F + H =>
Cl2(g) + HF(aq) = Cl2F + H
HC3H5O3 + NaOH = H2O + NaCHO =>
HC3H5O3 + 3 NaOH = 3 H2O + 3 NaCHO
Cu(NO3)2 + Mg(OH)2 = Mg(NO3)2 + Cu(OH)2 =>
Cu(NO3)2 + Mg(OH)2 = Mg(NO3)2 + Cu(OH)2
C8H18 + O2 = C2O + H2 =>
C8H18 + 2 O2 = 4 C2O + 9 H2
Ni(ClO3)2 = NiCl2 + O2 =>
Ni(ClO3)2 = NiCl2 + 3 O2
COONa + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CO2 + H2O + Na2SO4 =>
10 COONa + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 10 CO2 + 8 H2O + 5 Na2SO4
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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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