| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2SO3(s) = K2O(s) + SO2(g)
H2 + Zn = H2Zn =>
H2 + Zn = H2Zn
NH2 = N2 + H2 =>
2 NH2 = N2 + 2 H2
FeSO4(aq) + NaOH(aq) = Na2SO4 + Fe(OH)2 =>
FeSO4(aq) + 2 NaOH(aq) = Na2SO4 + Fe(OH)2
CH3CHCHCH2CH3 + KMnO4 + H2O = CH3CHOHCHOHCH2CH3 + MnO2 + KOH =>
3 CH3CHCHCH2CH3 + 2 KMnO4 + 4 H2O = 3 CH3CHOHCHOHCH2CH3 + 2 MnO2 + 2 KOH
CH3NH3Cl + NaOH = H2O + CH3NH2NaCl =>
CH3NH3Cl + NaOH = H2O + CH3NH2NaCl
NaHCO3 + H2O2 = NaO2 + H2O + CO2 =>
2 NaHCO3 + 3 H2O2 = 2 NaO2 + 4 H2O + 2 CO2
C2H6 + HCl = C2H7Cl =>
C2H6 + HCl = C2H7Cl
S + BaCl2 = SCl2 + Ba =>
S + BaCl2 = SCl2 + Ba
Fe(OH)3(aq) + H2SO4(aq) = Fe2(SO4)3 + H2O(l) =>
2 Fe(OH)3(aq) + 3 H2SO4(aq) = Fe2(SO4)3 + 6 H2O(l)
Cr + H2O = Cr2O3 + H2 =>
2 Cr + 3 H2O = Cr2O3 + 3 H2
TeF6 + H2O = Te(OH)6 + HF =>
TeF6 + 6 H2O = Te(OH)6 + 6 HF
BaCl2(aq) + NaCl(aq) = BaCl(aq) + NaCl2(aq) =>
BaCl2(aq) + NaCl(aq) = BaCl(aq) + NaCl2(aq)
C4H6 + KMnO4 + H2SO4 = C2H4O2 + K2SO4 + MnSO4 + H2O =>
5 C4H6 + 6 KMnO4 + 9 H2SO4 = 10 C2H4O2 + 3 K2SO4 + 6 MnSO4 + 4 H2O
C6H6 + NO2 = C6H5NO2 + H =>
C6H6 + NO2 = C6H5NO2 + H
MgCO3 + H2O = Mg(OH)2 + H2CO3 =>
MgCO3 + 2 H2O = Mg(OH)2 + H2CO3
HI + Na(OH) = NaI + H2O =>
HI + Na(OH) = NaI + H2O
Cu(NO3)2(aq) + Na3PO4(aq) = Cu3(PO4)2(s) + NaNO3(aq) =>
3 Cu(NO3)2(aq) + 2 Na3PO4(aq) = Cu3(PO4)2(s) + 6 NaNO3(aq)
Ba(HCO3)2 + KOH = K2CO3 + Ba(OH)2 + H2O =>
Ba(HCO3)2 + 4 KOH = 2 K2CO3 + Ba(OH)2 + 2 H2O
Ca{2+} + (NH4)2CO3 = CaCO3 + NH4{+} =>
Ca{2+} + (NH4)2CO3 = CaCO3 + 2 NH4{+}
Mn + Cl2 = MnCl5 =>
2 Mn + 5 Cl2 = 2 MnCl5
Fe(C2H3O2)2 + (NH4)2SO4 = FeSO4 + NH4C2H3O2 =>
Fe(C2H3O2)2 + (NH4)2SO4 = FeSO4 + 2 NH4C2H3O2
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
CH3COOK + H2O = CH3COOH + KOH =>
CH3COOK + H2O = CH3COOH + KOH
AlI + Br = AlBr3 + I =>
AlI + 3 Br = AlBr3 + I
Ce(IO3)4 = Ce + (IO3)4 =>
Ce(IO3)4 = Ce + (IO3)4
KMnO4 + KOH + Al = K2MnO4 + K2[Al(OH)4] =>
2 KMnO4 + 4 KOH + Al = 2 K2MnO4 + K2[Al(OH)4]
NaH + O2 = Na2O + H2O =>
2 NaH + O2 = Na2O + H2O
Na2O + CO2 = Na2CO3 =>
Na2O + CO2 = Na2CO3
Na2Cr2O7 + HI = CrI3 + NaI + I2 + H2O =>
Na2Cr2O7 + 14 HI = 2 CrI3 + 2 NaI + 3 I2 + 7 H2O
CO2 + H2O + NO2 = C7H10N + O2 =>
14 CO2 + 10 H2O + 2 NO2 = 2 C7H10N + 21 O2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Fe3O4 + HNO3 = Fe(NO3)3 + N2O + H2O =>
8 Fe3O4 + 74 HNO3 = 24 Fe(NO3)3 + N2O + 37 H2O
HNO3 + HF = NO + F2 + H2O =>
2 HNO3 + 6 HF = 2 NO + 3 F2 + 4 H2O
C6H14 + Cl2 = CHCl + HCl =>
C6H14 + 7 Cl2 = 6 CHCl + 8 HCl
MgSO3 = MgO + SO2 =>
MgSO3 = MgO + SO2
Mg + Al(OH)4{-} = Mg{2+} + OH{-} + Al =>
3 Mg + 2 Al(OH)4{-} = 3 Mg{2+} + 8 OH{-} + 2 Al
P + C = PC =>
P + C = PC
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
Cr(OH)3 + HCl(aq) = CrCl3(aq) + H2O(l) =>
Cr(OH)3 + 3 HCl(aq) = CrCl3(aq) + 3 H2O(l)
K + CH3COOH = KCH3COO + H2 =>
2 K + 2 CH3COOH = 2 KCH3COO + H2
Li2SO4(aq) + BaCl2(aq) = BaSO4(s) + LiCl(aq) =>
Li2SO4(aq) + BaCl2(aq) = BaSO4(s) + 2 LiCl(aq)
Ca + HClO = Ca(ClO)2 + H2 =>
Ca + 2 HClO = Ca(ClO)2 + H2
S2 + O2 = SO2 =>
S2 + 2 O2 = 2 SO2
SO2 + Cl2 = SO2Cl2 =>
SO2 + Cl2 = SO2Cl2
Na3Po4(aq) + CuSO4(aq) = Na2SO4(aq) + Cu3(Po4)2(s) =>
2 Na3Po4(aq) + 3 CuSO4(aq) = 3 Na2SO4(aq) + Cu3(Po4)2(s)
Si + HNO3 = SiO2 + NO + H2O =>
3 Si + 4 HNO3 = 3 SiO2 + 4 NO + 2 H2O
CH3COOC2H5 + H2O = CH3COOH + C2H5OH =>
CH3COOC2H5 + H2O = CH3COOH + C2H5OH
N2H4 + H2O = N2H5{+} + OH{-} =>
N2H4 + H2O = N2H5{+} + OH{-}
CaCl2(aq) + (NH4)2SO4(aq) = CaSO4 + NH4Cl(aq) =>
CaCl2(aq) + (NH4)2SO4(aq) = CaSO4 + 2 NH4Cl(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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