| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H2 + O2 = 2 H2O
I2 + NaOH = NaI + NaIO2 + H2O =>
2 I2 + 4 NaOH = 3 NaI + NaIO2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
(NH4)2CrO4 + HCl = (NH4)2Cr2O7 + NH4Cl + H2O =>
2(NH4)2CrO4 + 2 HCl = (NH4)2Cr2O7 + 2 NH4Cl + H2O
(NH4)2CO3 + Co(C2H3O2)2 = NH4C2H3O2 + CO3Co =>
(NH4)2CO3 + Co(C2H3O2)2 = 2 NH4C2H3O2 + CO3Co
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
MoS + O2 = MoO3 + SO2 =>
2 MoS + 5 O2 = 2 MoO3 + 2 SO2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
KMnO4 + NaNO2 + KOH = K2MnO4 + NaNO3 + H2O =>
2 KMnO4 + NaNO2 + 2 KOH = 2 K2MnO4 + NaNO3 + H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
NaClO + KI + CH3COOH = CH3COONa + Cl2 + I2 + H2O + KCH3COO =>
2 NaClO + 2 KI + 4 CH3COOH = 2 CH3COONa + Cl2 + I2 + 2 H2O + 2 KCH3COO
Ni(OH)2 + H3PO4 = NiHPO4 + H2O =>
Ni(OH)2 + H3PO4 = NiHPO4 + 2 H2O
H{+} + CH3CH2OH + Cr2O7{-2} = CH3CH2O + Cr7{+3} + H2O =>
20 H{+} + 78 CH3CH2OH + 7 Cr2O7{-2} = 78 CH3CH2O + 2 Cr7{+3} + 49 H2O
Ca(OH)2Cu(NO3)2 = Ca(NO3)2Cu(OH)2 =>
Ca(OH)2Cu(NO3)2 = Ca(NO3)2Cu(OH)2
K2SO4 + Ba(NO3)2 = Ba2(SO4)2 + KNO3 =>
2 K2SO4 + 2 Ba(NO3)2 = Ba2(SO4)2 + 4 KNO3
C3H8O + CH2O2 = H2O + C4H8O2 =>
C3H8O + CH2O2 = H2O + C4H8O2
CH3CH2OH + KMnO4 = CH3CHO + MnO2 + KOH + H2O =>
3 CH3CH2OH + 2 KMnO4 = 3 CH3CHO + 2 MnO2 + 2 KOH + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
C8H9NO + KBrO3 + HBr = C8H8NOBr + KBr + H2O =>
3 C8H9NO + KBrO3 + 3 HBr = 3 C8H8NOBr + KBr + 3 H2O
CH3OH + HCl = CH3Cl + H2O =>
CH3OH + HCl = CH3Cl + H2O
K2Cr2O7 + Na2S + H2O = Cr(OH)3 + KOH + S + NaOH =>
K2Cr2O7 + 3 Na2S + 7 H2O = 2 Cr(OH)3 + 2 KOH + 3 S + 6 NaOH
CH3COOH + Na2CO3 = C6H5ONa + CO2 + H2O =>
7 CH3COOH + Na2CO3 = 2 C6H5ONa + 3 CO2 + 9 H2O
MgCl2 + HNO3 = Mg(NO3)2 + HCl =>
MgCl2 + 2 HNO3 = Mg(NO3)2 + 2 HCl
C22H22O11 + H2O = C2H5OH + CO2 =>
3 C22H22O11 + 33 H2O = 22 C2H5OH + 22 CO2
C8H19 + O2 = CO + H2O =>
4 C8H19 + 35 O2 = 32 CO + 38 H2O
Fe2O3 + HCl = Fe + Cl2 + H2O =>
Fe2O3 + 6 HCl = 2 Fe + 3 Cl2 + 3 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Zn + HNO3 = Zn(NO3)2 + HN3 + H2O =>
8 Zn + 19 HNO3 = 8 Zn(NO3)2 + HN3 + 9 H2O
CrOH3 + Cl2 + KOH = K2Cr2O7 + KCl + H2O =>
2 CrOH3 + 7 Cl2 + 16 KOH = K2Cr2O7 + 14 KCl + 11 H2O
FeBr3 + Na2CO3 = Fe2O3 + CO2 + NaBr =>
2 FeBr3 + 3 Na2CO3 = Fe2O3 + 3 CO2 + 6 NaBr
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Co(NO3)3 + HOH = Co(OH)3 + HNO3 =>
Co(NO3)3 + 3 HOH = Co(OH)3 + 3 HNO3
CH3CH2COOCl + NaOH = CH3CH3 + NaCl + CO2 + O2 =>
2 CH3CH2COOCl + 2 NaOH = 2 CH3CH3 + 2 NaCl + 2 CO2 + O2
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
(NH4)3PO4(aq) + FeCl2(aq) = Fe3(PO4)2(s) + NH4Cl(aq) =>
2(NH4)3PO4(aq) + 3 FeCl2(aq) = Fe3(PO4)2(s) + 6 NH4Cl(aq)
C6H6 + H2SO4 = C6H4(SO3H)2 + H2O =>
C6H6 + 2 H2SO4 = C6H4(SO3H)2 + 2 H2O
H2SO4 + LiOH = HLi + SO4 + H2O =>
H2SO4 + LiOH = HLi + SO4 + H2O
C2H5OCl + O2 = CO2 + H2O + Cl2 =>
4 C2H5OCl + 11 O2 = 8 CO2 + 10 H2O + 2 Cl2
Cr2W2C3 = WC + Cr3C2 + Cr =>
2 Cr2W2C3 = 4 WC + Cr3C2 + Cr
KCrO2 = Cr2O3 + K2O =>
2 KCrO2 = Cr2O3 + K2O
Ca(OH)2NaOH = Ca(OH)Na(OH)2 =>
Ca(OH)2NaOH = Ca(OH)Na(OH)2
AgCl2 = Ag + Cl =>
AgCl2 = Ag + 2 Cl
HNO3 + HCI = NOCI + CI + H2O =>
HNO3 + 3 HCI = NOCI + 2 CI + 2 H2O
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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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