| Équations équilibrées la veille | Équations équilibrées le lendemain |
202 KMnO4 + H202 = 101 O2 + 202 MnO2 + 202 KOH
Zn2 + NaOH = Na2ZnO2 + H2 =>
Zn2 + 4 NaOH = 2 Na2ZnO2 + 2 H2
ZnS + HBr = H2S + ZnBr2 =>
ZnS + 2 HBr = H2S + ZnBr2
CH3COCH3 + H2 = CH2CH(OH)CH3 =>
2 CH3COCH3 + H2 = 2 CH2CH(OH)CH3
Sr(H)2 + H2O = Sr{2+} + OH{-} + H2 =>
Sr(H)2 + 2 H2O = Sr{2+} + 2 OH{-} + 2 H2
S{-2} + I2 + H2O = SO4{-2} + I{-} + H3O{+} =>
S{-2} + 4 I2 + 12 H2O = SO4{-2} + 8 I{-} + 8 H3O{+}
Fe(OH)2 + NaNO2 + H2O = Fe(OH)3 + NO + NaOH =>
Fe(OH)2 + NaNO2 + H2O = Fe(OH)3 + NO + NaOH
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
CuSO4 + Na2S = CuS + Na2 + SO4 =>
CuSO4 + Na2S = CuS + Na2 + SO4
Ca3(PO4)6 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)6 + 6 SiO2 + 42 C = 6 CaSiO3 + 3 P4 + 42 CO
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
Na2CO3 + CaCO3 + SiO2 = CO2 + Na2O*CaO*6SiO2 =>
Na2CO3 + CaCO3 + 6 SiO2 = 2 CO2 + Na2O*CaO*6SiO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Na2CO3 + Ca(OH)2 = CaCO3 + NaOH =>
Na2CO3 + Ca(OH)2 = CaCO3 + 2 NaOH
FeSO4 + HNO3 = Fe(NO3)2 + H2O + SO3 =>
FeSO4 + 2 HNO3 = Fe(NO3)2 + H2O + SO3
C6H6 + HNO3 = C6H5NO2 + H2O =>
C6H6 + HNO3 = C6H5NO2 + H2O
Na3SbO3 + HCl + Na2S = Sb2S3 + NaCl + H2O =>
2 Na3SbO3 + 12 HCl + 3 Na2S = Sb2S3 + 12 NaCl + 6 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
MnSO4 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + Na2SO4 + NaNO3 + H2O =>
2 MnSO4 + 5 NaBiO3 + 16 HNO3 = 2 HMnO4 + 5 Bi(NO3)3 + 2 Na2SO4 + NaNO3 + 7 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
MnCl2 + K3PO4 = Mn3(PO4)2 + KCl =>
3 MnCl2 + 2 K3PO4 = Mn3(PO4)2 + 6 KCl
Mg(NO3)2 + Zn(OH)2 = Mg(OH)2 + Zn(NO3)2 =>
Mg(NO3)2 + Zn(OH)2 = Mg(OH)2 + Zn(NO3)2
SiO2 + Si = SiO =>
SiO2 + Si = 2 SiO
K2S2O8 + FeSO4 = Fe2(SO4)3 + K2SO4 =>
K2S2O8 + 2 FeSO4 = Fe2(SO4)3 + K2SO4
Na3SbO3 + HCl + Na2S = Sb2S3 + NaCl + H2O =>
2 Na3SbO3 + 12 HCl + 3 Na2S = Sb2S3 + 12 NaCl + 6 H2O
Cr + O2 + H2O = Cr{3+} + OH{-} =>
4 Cr + 3 O2 + 6 H2O = 4 Cr{3+} + 12 OH{-}
Ca(HCO3)2 + C2H4O2 = CaC2H3O2 + CO2 + H2O =>
8 Ca(HCO3)2 + 9 C2H4O2 = 8 CaC2H3O2 + 18 CO2 + 14 H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Zn + SO4 = Zn2(SO4)2 =>
2 Zn + 2 SO4 = Zn2(SO4)2
Li2S + Cu(NO3)2 = LiNO3 + CuS =>
Li2S + Cu(NO3)2 = 2 LiNO3 + CuS
Ai + O2 = Ai2O3 =>
4 Ai + 3 O2 = 2 Ai2O3
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
H2ZnO2 = ZnO2 + H2 =>
H2ZnO2 = ZnO2 + H2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
H2SO4 + BaCl2(aq) = BaSO4(s) + HCl =>
H2SO4 + BaCl2(aq) = BaSO4(s) + 2 HCl
Fe(OH)2 + O2 + H2O = Fe(OH)3 =>
4 Fe(OH)2 + O2 + 2 H2O = 4 Fe(OH)3
Fe(OH)3 = Fe2O3*3H2O =>
2 Fe(OH)3 = Fe2O3*3H2O
BeO + CuCl2 = BeCl2 + CuO =>
BeO + CuCl2 = BeCl2 + CuO
KMnO4 + K2S + KOH = K2MnO4 + SO + H2O =>
4 KMnO4 + K2S + 2 KOH = 4 K2MnO4 + SO + H2O
CaCl2 + HBr = HCl2 + CaBr =>
CaCl2 + HBr = HCl2 + CaBr
Al(OH)3 + KOH = KAlO2 + H2O =>
Al(OH)3 + KOH = KAlO2 + 2 H2O
MnSO4 = Mn + SO4 =>
MnSO4 = Mn + SO4
BeO + CuCl2 = BeCl2 + CuO =>
BeO + CuCl2 = BeCl2 + CuO
Na2S2O3 + Br2 + H2O = Na2SO4 + S + HBr =>
Na2S2O3 + Br2 + H2O = Na2SO4 + S + 2 HBr
AgCl + NaOH = Ag2O + NaCl + H2O =>
2 AgCl + 2 NaOH = Ag2O + 2 NaCl + H2O
PbCl2 + K2S = PbS + KCl =>
PbCl2 + K2S = PbS + 2 KCl
FeCl3 + NH4Cl = FeCl2 + HCl + N2 =>
6 FeCl3 + 2 NH4Cl = 6 FeCl2 + 8 HCl + N2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/04/25
Équations équilibrées sur02/03/24
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