| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 3 H2So4 = Al2(So4)3 + 3 H2
Na2CrO4 + H2SO4 = Na2SO4 + H2CrO4 =>
Na2CrO4 + H2SO4 = Na2SO4 + H2CrO4
Na + Cl = NaCl =>
Na + Cl = NaCl
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
OH{-} + MnO4{-} = MnO4{2-} + O2 + H2O =>
4 OH{-} + 4 MnO4{-} = 4 MnO4{2-} + O2 + 2 H2O
Zn + HCl = ZnCl + H =>
Zn + HCl = ZnCl + H
K4[Fe(CN)6] + KMnO4 + H2SO4 = KSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
4 K4[Fe(CN)6] + 65 KMnO4 + 152 H2SO4 = 81 KSO4 + 2 Fe2(SO4)3 + 65 MnSO4 + 24 HNO3 + 24 CO2 + 140 H2O
NH3 + Cl2 = NCl3 + HCl =>
NH3 + 3 Cl2 = NCl3 + 3 HCl
Zn2{+} + OH{-} = Zn + (OH)2 =>
2 Zn2{+} + 2 OH{-} = 4 Zn + (OH)2
N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2
Ag2CO3 + KNO3 = Ag2NO3 + KCO3 =>
Ag2CO3 + KNO3 = Ag2NO3 + KCO3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
TbCl = Tb + Cl =>
TbCl = Tb + Cl
C3H8 = C + H2 =>
C3H8 = 3 C + 4 H2
Li + CO2 + H2O = LiHCO3 + H2 =>
2 Li + 2 CO2 + 2 H2O = 2 LiHCO3 + H2
TbCl2 = Tb + Cl =>
TbCl2 = Tb + 2 Cl
Na2S + Mn(NO3)2 = NaNO3 + MnS =>
Na2S + Mn(NO3)2 = 2 NaNO3 + MnS
CHO + Ag(NH3)2{+} + OH{-} = COO{-} + Ag + NH3 + H2O =>
CHO + 2 Ag(NH3)2{+} + 3 OH{-} = COO{-} + 2 Ag + 4 NH3 + 2 H2O
K4[Fe(CN)6] + KMnO4 + H2SO4 = K2SO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4[Fe(CN)6] + 122 KMnO4 + 218 H2SO4 = 81 K2SO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Al{3+} + Cl{-} = Al + Cl3 =>
Al{3+} + 3 Cl{-} = Al + Cl3
SrO + H2O = Sr(OH)2 =>
SrO + H2O = Sr(OH)2
TbCl3 = Tb + Cl2 =>
2 TbCl3 = 2 Tb + 3 Cl2
NaAlO2 + Na2SiO3*5H2O = Na2Al2Si2O8 + H2O + NaOH =>
2 NaAlO2 + 2 Na2SiO3*5H2O = Na2Al2Si2O8 + 8 H2O + 4 NaOH
Ba(NO3)2 + KOH = Ba(OH)2 + KNO3 =>
Ba(NO3)2 + 2 KOH = Ba(OH)2 + 2 KNO3
H2(g) + MnO2(s) = MnO(s) + H2O(g) =>
H2(g) + MnO2(s) = MnO(s) + H2O(g)
C6H12O2 + O2 = CO2 + H2O =>
C6H12O2 + 8 O2 = 6 CO2 + 6 H2O
Cr2O3 + Ca2Co3 + O2 = Ca2CrO4 + Co2 =>
2 Cr2O3 + 4 Ca2Co3 + 5 O2 = 4 Ca2CrO4 + 6 Co2
NH4Cl + KOH = NH3 + KCl + H2O =>
NH4Cl + KOH = NH3 + KCl + H2O
Al + HCl = H2 + AlCl3 =>
2 Al + 6 HCl = 3 H2 + 2 AlCl3
Co(NO3)2 + Na2SO4 = CoSO4 + NaNO3 =>
Co(NO3)2 + Na2SO4 = CoSO4 + 2 NaNO3
NaH + H2O = NaOH + H2 =>
NaH + H2O = NaOH + H2
Ba(NO3)2 + NaHCO3 = BaCO3 + NaH(NO3)2 =>
Ba(NO3)2 + NaHCO3 = BaCO3 + NaH(NO3)2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
NH4{+} + OH{-} = NH4 + OH =>
NH4{+} + OH{-} = NH4 + OH
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
ZnO + CO = Zn + CO2 =>
ZnO + CO = Zn + CO2
CUSO4 + ZN = ZNSO4 + CU =>
CUSO4 + ZN = ZNSO4 + CU
Al + Cu(ClO4)2 = Cu + Al(ClO4)3 =>
2 Al + 3 Cu(ClO4)2 = 3 Cu + 2 Al(ClO4)3
Na2CO3 + HCl = H2CO3 + NaCl =>
Na2CO3 + 2 HCl = H2CO3 + 2 NaCl
NH4Cl + KOH = NH3 + KCl + H2O =>
NH4Cl + KOH = NH3 + KCl + H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
Fe2O3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
Ca(OH)2 = CaO + H2O =>
Ca(OH)2 = CaO + H2O
Cr2O7 + Fe{2+} + H{+} = Cr{3+} + Fe{3+} + H2O =>
Cr2O7 + 8 Fe{2+} + 14 H{+} = 2 Cr{3+} + 8 Fe{3+} + 7 H2O
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
Al{3+} + O{2-} = Al3 + O2 =>
12 Al{3+} + 18 O{2-} = 4 Al3 + 9 O2
C2H3COOH + HBr = C2H4BrCOOH =>
C2H3COOH + HBr = C2H4BrCOOH
CuCl2 + CaCO3 = CaCl2 + CuCO3 =>
CuCl2 + CaCO3 = CaCl2 + CuCO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/15/13
Équations équilibrées sur11/14/12
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