| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 O2 + 8 NaOH + 2 CrCl3 = 3 H2O + H2O2Na2Cr2O7 + 6 NaCl
Zn(OH)2 + H2SO3 = ZnSO3 + H2O =>
Zn(OH)2 + H2SO3 = ZnSO3 + 2 H2O
Zn(s) + Cu(II)Cl(aq) = Cu(II)Zn(s) + Cl2(aq) =>
2 Zn(s) + 2 Cu(II)Cl(aq) = 2 Cu(II)Zn(s) + Cl2(aq)
(NH4)3PO4 + HBr = NH4Br + H3PO4 =>
(NH4)3PO4 + 3 HBr = 3 NH4Br + H3PO4
H{+} + CrO7{2-} + Cl{-} = Cl2 + Cr{3+} + H2O =>
28 H{+} + 2 CrO7{2-} + 18 Cl{-} = 9 Cl2 + 2 Cr{3+} + 14 H2O
H2O2(l) = H2O(g) + O2 =>
2 H2O2(l) = 2 H2O(g) + O2
FeOOH + Na2CO3 = NaFeO2 + CO2 + H2O =>
2 FeOOH + Na2CO3 = 2 NaFeO2 + CO2 + H2O
CH4H10 + O3 = CO2 + H2O =>
CH4H10 + 3 O3 = CO2 + 7 H2O
MgCl2 + K3P = KCl + Mg3P2 =>
3 MgCl2 + 2 K3P = 6 KCl + Mg3P2
H2SO4 + Fe2O3 = Fe2(SO4)3 + H2O =>
3 H2SO4 + Fe2O3 = Fe2(SO4)3 + 3 H2O
(NH4)3PO4 + HBr = NH4Br + H3PO4 =>
(NH4)3PO4 + 3 HBr = 3 NH4Br + H3PO4
Mg(OH)2 + Li3PO4 = LiOH + Mg3(PO4)2 =>
3 Mg(OH)2 + 2 Li3PO4 = 6 LiOH + Mg3(PO4)2
MgO + P2O5 = MgP2O4 + O2 =>
MgO + P2O5 = MgP2O4 + O2
(NH4)3PO4 + HBr = NH4Br + H3PO4 =>
(NH4)3PO4 + 3 HBr = 3 NH4Br + H3PO4
Al + KMnO4 + H2SO4 = Al2O3 + MnO2 + K2SO4 + H2O =>
2 Al + 2 KMnO4 + H2SO4 = Al2O3 + 2 MnO2 + K2SO4 + H2O
ClH + MnO2 = MnCl2 + Cl2 + H2O =>
4 ClH + MnO2 = MnCl2 + Cl2 + 2 H2O
OH + H2SO3 = HSO4 + H2O =>
3 OH + H2SO3 = HSO4 + 2 H2O
HNO3 + In(OH)3 = In(NO3)3 + H2O =>
3 HNO3 + In(OH)3 = In(NO3)3 + 3 H2O
KHC8H5O4 + KOH = K2HC8H4O4 + H2O =>
KHC8H5O4 + KOH = K2HC8H4O4 + H2O
CaCl2 + H2 = CaH2 + HCl =>
CaCl2 + 2 H2 = CaH2 + 2 HCl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Zn + H2SO4 = ZnS + H2O + O100 =>
100 Zn + 100 H2SO4 = 100 ZnS + 100 H2O + 3 O100
C6H6 + C3H6 = C6H5C3H7 =>
C6H6 + C3H6 = C6H5C3H7
CH3 + CH2OH + PCl3 = CH3CH2Cl + H3PO3 =>
3 CH3 + 3 CH2OH + PCl3 = 3 CH3CH2Cl + H3PO3
C6 + H + NO2 = C6H5NO2 =>
C6 + 5 H + NO2 = C6H5NO2
SiH4 + SiO2 = Si + H2O =>
SiH4 + SiO2 = 2 Si + 2 H2O
NaHg + NH4Cl = Hg + H2 + NaCl + NH3 =>
2 NaHg + 2 NH4Cl = 2 Hg + H2 + 2 NaCl + 2 NH3
Fe(HCO3)2 + NH4OH = Fe(OH)2 + NH4HCO3 =>
Fe(HCO3)2 + 2 NH4OH = Fe(OH)2 + 2 NH4HCO3
KClO + Zn + NaOH = Na2ZnO2 + KCl + H2O =>
KClO + Zn + 2 NaOH = Na2ZnO2 + KCl + H2O
HO2 + KI + H2SO4 = I2 + H2O + K2SO4 =>
2 HO2 + 6 KI + 3 H2SO4 = 3 I2 + 4 H2O + 3 K2SO4
C2H4O + HCl = C2H5OCl =>
C2H4O + HCl = C2H5OCl
AlCl3 + CH3COONa + H2O = Al(OH)3 + NaCl + CH3COOH =>
AlCl3 + 3 CH3COONa + 3 H2O = Al(OH)3 + 3 NaCl + 3 CH3COOH
HCl + KClO3 = Cl2 + KCl + H2O =>
6 HCl + KClO3 = 3 Cl2 + KCl + 3 H2O
H{+} + Cr2O7{-2} + Hg + H2SO4 = Hg2SO4 + Cr{3+} + H2O =>
8 H{+} + Cr2O7{-2} + 6 Hg + 3 H2SO4 = 3 Hg2SO4 + 2 Cr{3+} + 7 H2O
HF + Ba(OH)2 = BaF2 + H2O =>
2 HF + Ba(OH)2 = BaF2 + 2 H2O
Al + Cu2Cl22H2O = AlCl3 + Cu + H2O =>
22 Al + 3 Cu2Cl22H2O = 22 AlCl3 + 6 Cu + 3 H2O
Fe3O + Al = AlFe3 + O2 =>
2 Fe3O + 2 Al = 2 AlFe3 + O2
(NH4)3PO4 + HBr = NH4Br + H3PO4 =>
(NH4)3PO4 + 3 HBr = 3 NH4Br + H3PO4
NaCl + H2SO4 + K2Cr2O7 = Na2SO4 + K2SO4 + Cr2(SO4)3 + Cl2 + H2O =>
6 NaCl + 7 H2SO4 + K2Cr2O7 = 3 Na2SO4 + K2SO4 + Cr2(SO4)3 + 3 Cl2 + 7 H2O
BaSO4 + NaHCO3 = NaSO4 + BaHCO3 =>
BaSO4 + NaHCO3 = NaSO4 + BaHCO3
H2MnO4 = H + Mn + O =>
H2MnO4 = 2 H + Mn + 4 O
Cr2(SO4)3 + Cl2 + KOH = K2CrO4 + KHSO4 + KCl + H2O =>
Cr2(SO4)3 + 3 Cl2 + 13 KOH = 2 K2CrO4 + 3 KHSO4 + 6 KCl + 5 H2O
C3H7OH + Cr2O7{2-} + H{+} = Cr3{+} + CH3COCH3 + H2O =>
17 C3H7OH + 3 Cr2O7{2-} + 8 H{+} = 2 Cr3{+} + 17 CH3COCH3 + 21 H2O
As2S3 + HClO4 + H2O = H3AsO4 + H2SO4 + ClO2 =>
3 As2S3 + 28 HClO4 + 4 H2O = 6 H3AsO4 + 9 H2SO4 + 28 ClO2
Na3PO4 + KBr = Na3Br + PO4K =>
Na3PO4 + KBr = Na3Br + PO4K
CaH2 + H2O = Ca(OH2) + H2 =>
CaH2 + H2O = Ca(OH2) + H2
H2O(l) + CN{-}(aq) + MnO4{-}(aq) = CNO{-}(aq) + MnO2(s) + OH{-}(aq) =>
H2O(l) + 3 CN{-}(aq) + 2 MnO4{-}(aq) = 3 CNO{-}(aq) + 2 MnO2(s) + 2 OH{-}(aq)
OHCH2CH2CH2CH2OH + KMnO4 + H2SO4 = HOOCCH2CH2COOH + MnSO4 + K2SO4 + H2O =>
5 OHCH2CH2CH2CH2OH + 8 KMnO4 + 12 H2SO4 = 5 HOOCCH2CH2COOH + 8 MnSO4 + 4 K2SO4 + 22 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
PbCO3 = Pb + CO3 =>
PbCO3 = Pb + CO3
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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