| Équations équilibrées la veille | Équations équilibrées le lendemain |
Al(NO3)3 + 3 NaCl = AlCl3 + 3 NaNO3
Zn + NaNO2 + NaOH + H2O = Na[Zn(OH)4] + NH3 =>
2 Zn + NaNO2 + NaOH + 5 H2O = 2 Na[Zn(OH)4] + NH3
ZnCl2 + Na2CO3 + H2O = Zn2(OH)2CO3 + NaCl + CO2 =>
2 ZnCl2 + 2 Na2CO3 + H2O = Zn2(OH)2CO3 + 4 NaCl + CO2
C7H6O + NaBH4 = C7H8O + NaBH3 =>
C7H6O + 2 NaBH4 = C7H8O + 2 NaBH3
C5H8O2 + NaH = C5H12O2 + Na =>
C5H8O2 + 4 NaH = C5H12O2 + 4 Na
C3H7 + O2 = H2O + C4 =>
4 C3H7 + 7 O2 = 14 H2O + 3 C4
C2H6O + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CHO + H2O =>
3 C2H6O + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3CHO + 7 H2O
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
CH3COOH + KOH = KC2H3O2 + H2O =>
CH3COOH + KOH = KC2H3O2 + H2O
BaBr2 + Ag3PO4 = Ba3(PO4)2 + AgBr =>
3 BaBr2 + 2 Ag3PO4 = Ba3(PO4)2 + 6 AgBr
XeO3 = Xe + O =>
XeO3 = Xe + 3 O
ClO4{-} + Cl{-} = ClO{-} =>
ClO4{-} + 3 Cl{-} = 4 ClO{-}
CH3(CH2)6CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)6CH3 + 25 O2 = 16 CO2 + 18 H2O
KMnO4 + FeS4 + H2SO4 = MnSO4 + Fe2(SO4)3 + K2SO4 + H2O =>
54 KMnO4 + 10 FeS4 + 56 H2SO4 = 54 MnSO4 + 5 Fe2(SO4)3 + 27 K2SO4 + 56 H2O
Sb2S8 + O2 = Sb2O + SO =>
2 Sb2S8 + 9 O2 = 2 Sb2O + 16 SO
Ag + S + Sr + Si = Ag2Sr3Si2S8 =>
2 Ag + 8 S + 3 Sr + 2 Si = Ag2Sr3Si2S8
MnO4 + C10H12O = C8H8O3 + C2O2H4 + MnO2 =>
2 MnO4 + C10H12O = C8H8O3 + C2O2H4 + 2 MnO2
CO3(NH4)2 = NH4{+} + CO3{2-} =>
CO3(NH4)2 = 2 NH4{+} + CO3{2-}
C57H110O6 + NaOH = C3H8O3 + Na(C18H35O2) =>
C57H110O6 + 3 NaOH = C3H8O3 + 3 Na(C18H35O2)
Na2SiF6 + H2O = HF + Na2SiO3 =>
Na2SiF6 + 3 H2O = 6 HF + Na2SiO3
Au + NO3{-} + Cl{-} + H{+} = AuCl4{-} + NO + H2O =>
Au + NO3{-} + 4 Cl{-} + 4 H{+} = AuCl4{-} + NO + 2 H2O
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
Fe(s) + S(s) = Fe2S3(s) =>
2 Fe(s) + 3 S(s) = Fe2S3(s)
Sb2O3 + NaOH = H2O + NaSbO2 =>
Sb2O3 + 2 NaOH = H2O + 2 NaSbO2
Nb + HNO3 = Nb(NO3)3 + N2O + H2O =>
8 Nb + 30 HNO3 = 8 Nb(NO3)3 + 3 N2O + 15 H2O
(COOH)2 + CH3OH = (COOCH3)2 + H2O =>
(COOH)2 + 2 CH3OH = (COOCH3)2 + 2 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Ca(NO2)2(aq) + NaI(aq) = CaI2(aq) + NaNO2(aq) =>
Ca(NO2)2(aq) + 2 NaI(aq) = CaI2(aq) + 2 NaNO2(aq)
Na + Ce = NaCe =>
Na + Ce = NaCe
N2H4 + O2 = N22 + H2O =>
11 N2H4 + 11 O2 = N22 + 22 H2O
C6H5C3H7 + KMnO4 + H2SO4 = C6H5CHO2 + K2SO4 + MnSO4 + H2O =>
35 C6H5C3H7 + 66 KMnO4 + 99 H2SO4 = 45 C6H5CHO2 + 33 K2SO4 + 66 MnSO4 + 174 H2O
NaCl + BaP2 = NaP2 + BaCl =>
NaCl + BaP2 = NaP2 + BaCl
Fe + H2O + O2 = OH{-} + Fe{3+} =>
4 Fe + 6 H2O + 3 O2 = 12 OH{-} + 4 Fe{3+}
Li(s) + H2O(l) = Li3O(aq) + H2 =>
3 Li(s) + H2O(l) = Li3O(aq) + H2
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
KMnO4 + C6H5CHO + H2SO4 = C6H5COOH + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 5 C6H5CHO + 3 H2SO4 = 5 C6H5COOH + K2SO4 + 2 MnSO4 + 3 H2O
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
NaHCO3 = NaOH + CO2 =>
NaHCO3 = NaOH + CO2
Mg + HClO = Mg(ClO)2 + H =>
Mg + 2 HClO = Mg(ClO)2 + 2 H
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
CrCl3 + NH3*H2O = Cr(OH)3 + NH4Cl =>
CrCl3 + 3 NH3*H2O = Cr(OH)3 + 3 NH4Cl
Mg(s) + O2(g) = MgO2(s) =>
Mg(s) + O2(g) = MgO2(s)
Ca3(PO4)2 + SiO2 = CaSiO3 + P2O5 =>
Ca3(PO4)2 + 3 SiO2 = 3 CaSiO3 + P2O5
SO2 + HBr = SBr4 + H2O =>
SO2 + 4 HBr = SBr4 + 2 H2O
C2H4(OH)2 + K2Cr2O7 + H2SO4 = C4H4O4 + Cr2(SO4)3 + K2SO4 + H2O =>
6 C2H4(OH)2 + 4 K2Cr2O7 + 16 H2SO4 = 3 C4H4O4 + 4 Cr2(SO4)3 + 4 K2SO4 + 28 H2O
Ca(NO3)2 + Mg3N2 = Ca3N2 + Mg(NO3)2 =>
3 Ca(NO3)2 + Mg3N2 = Ca3N2 + 3 Mg(NO3)2
MgBr2 + (NH4)2CO3 = BrNH4 + MgCO3 =>
MgBr2 + (NH4)2CO3 = 2 BrNH4 + MgCO3
Cl2 + NOH = N + Cl3OH =>
3 Cl2 + 2 NOH = 2 N + 2 Cl3OH
Sr + O2 = SrO =>
2 Sr + O2 = 2 SrO
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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