| Équations équilibrées la veille | Équations équilibrées le lendemain |
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
C6H5CH2Cl + KOH = C6H5CH2OH + KCl =>
C6H5CH2Cl + KOH = C6H5CH2OH + KCl
Al + Cl = AlCl3 =>
Al + 3 Cl = AlCl3
NaNO3HCl = NaClHNO3 =>
NaNO3HCl = NaClHNO3
Cr2O7{2-} + H{+} + {-} = Cr{3+} + H2O =>
Cr2O7{2-} + 14 H{+} + 6e = 2 Cr{3+} + 7 H2O
K3AsO4 + Zn + HNO3 = AsH3 + ZnO + KNO3 =>
K3AsO4 + 4 Zn + 3 HNO3 = AsH3 + 4 ZnO + 3 KNO3
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
Na2S + ZnCl2 = Na2Zn + SCl2 =>
Na2S + ZnCl2 = Na2Zn + SCl2
C5H8NO4Na + O2 = CO2 + H2O + NH4 + NaOH =>
4 C5H8NO4Na + 17 O2 = 20 CO2 + 6 H2O + 4 NH4 + 4 NaOH
Pb(NO3)2(s) + NiBr2 = PbBr2 + Ni(NO3)2 =>
Pb(NO3)2(s) + NiBr2 = PbBr2 + Ni(NO3)2
LiSO4 + HNO3 = LiNO3 + H2 + SO4 =>
2 LiSO4 + 2 HNO3 = 2 LiNO3 + H2 + 2 SO4
H2SO4 + Pb(C2H3O2)2 = PbSO4 + HC2H3O2 =>
H2SO4 + Pb(C2H3O2)2 = PbSO4 + 2 HC2H3O2
Cu2S + O2 = CuO3 + S =>
Cu2S + 3 O2 = 2 CuO3 + S
CuSO4H2O = CuSO4 + H2O = H2SO4 + Cu(OH)2 =>
CuSO4H2O = CuSO4 + H2O
NaOH + Cr(OH)3 + Cl2 = NaCl + Na2CrO4 + H2O =>
10 NaOH + 2 Cr(OH)3 + 3 Cl2 = 6 NaCl + 2 Na2CrO4 + 8 H2O
C6H6 + HNO3 + H2SO4 = C6H5NO2 + HSO4{-} + H3O{+} =>
C6H6 + HNO3 + H2SO4 = C6H5NO2 + HSO4{-} + H3O{+}
I904 = I =>
I904 = 904 I
Ba3P2 + Cl2 = BaCl2 + P =>
Ba3P2 + 3 Cl2 = 3 BaCl2 + 2 P
Cd{2+} + e = Cd =>
Cd{2+} + 2e = Cd
SrC2H3O2 + HSO4 = SrSO4 + HC2H3O2 =>
SrC2H3O2 + HSO4 = SrSO4 + HC2H3O2
P2O3 + HNO3 = H2PO4 + H2O + NO2 =>
P2O3 + 6 HNO3 = 2 H2PO4 + H2O + 6 NO2
Zn + CaI2 = Ca + ZnI2 =>
Zn + CaI2 = Ca + ZnI2
NH4HSO4 = NH3 + H2SO4 =>
NH4HSO4 = NH3 + H2SO4
NaO + Cl2 = NaClO =>
2 NaO + Cl2 = 2 NaClO
LiH + H2O = LiOH + H2 =>
LiH + H2O = LiOH + H2
Pb2O3 + CO = Pb + CO2 =>
Pb2O3 + 3 CO = 2 Pb + 3 CO2
OF = O2 + F =>
2 OF = O2 + 2 F
Pb(OH)2 + HN3 = H2O + Pb(N3)2 =>
Pb(OH)2 + 2 HN3 = 2 H2O + Pb(N3)2
NHClO2 = N2 + O2 + Cl2 + H2O =>
4 NHClO2 = 2 N2 + 3 O2 + 2 Cl2 + 2 H2O
NaOH + NaOAc = HOAc + Na2O =>
NaOH + NaOAc = HOAc + Na2O
Ca(OH)2 + H2S = (CaOH)2S + H2O =>
2 Ca(OH)2 + H2S = (CaOH)2S + 2 H2O
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
CUSO4 + HCl = CUCl2 + H2SO4 =>
CUSO4 + 2 HCl = CUCl2 + H2SO4
C6H14 + O2 = CO2 + H2 =>
C6H14 + 6 O2 = 6 CO2 + 7 H2
C6H6 + C3H6 = C6H5C3H7 =>
C6H6 + C3H6 = C6H5C3H7
C6H5NO2 + HNO3 = C6H4N2O4 + H2O =>
C6H5NO2 + HNO3 = C6H4N2O4 + H2O
C10H20O + H2O2 = C10H18O + H2O =>
C10H20O + H2O2 = C10H18O + 2 H2O
K2Cr2O7 + BaCl2 + H2SO4 = Cl2 + Cr2(SO4)3 + BaSO4 + H2O + K2SO4 =>
K2Cr2O7 + 3 BaCl2 + 7 H2SO4 = 3 Cl2 + Cr2(SO4)3 + 3 BaSO4 + 7 H2O + K2SO4
(NH4)3PO4 + Ni(NO3)2 = NH4NO3 + Ni3(PO4)2 =>
2(NH4)3PO4 + 3 Ni(NO3)2 = 6 NH4NO3 + Ni3(PO4)2
SCl2O2 + HI = H2S + H2O + HCl + I2 =>
SCl2O2 + 8 HI = H2S + 2 H2O + 2 HCl + 4 I2
C + H2 = C3H2 =>
3 C + H2 = C3H2
CuSO4 + Ba(OH)2 = Cu(OH)2 + BaSO4 =>
CuSO4 + Ba(OH)2 = Cu(OH)2 + BaSO4
K2CO3 + Ba(OH)2 = BaCO3 + KOH =>
K2CO3 + Ba(OH)2 = BaCO3 + 2 KOH
N2O3 + NaOH = Na + NO3 + H2O =>
N2O3 + 6 NaOH = 6 Na + 2 NO3 + 3 H2O
S2{-} + Cr2O72{-} + H{+} = Cr3{+} + S + H2O =>
427 S2{-} + 3 Cr2O72{-} + 432 H{+} = 2 Cr3{+} + 854 S + 216 H2O
CrO + Br2 + KOH = K2CrO4 + KBr + H2O =>
CrO + 2 Br2 + 6 KOH = K2CrO4 + 4 KBr + 3 H2O
FeAsS + O2 + NaOH = FeSO4 + Na3AsO4 + H2O =>
4 FeAsS + 13 O2 + 12 NaOH = 4 FeSO4 + 4 Na3AsO4 + 6 H2O
FeO + KMnO4 + H2O = Fe2O3 + MnO2 + KOH =>
6 FeO + 2 KMnO4 + H2O = 3 Fe2O3 + 2 MnO2 + 2 KOH
KMnO4 + C2O4Ca + H2SO4 = CO2 + K2SO4 + MnSO4 + CaSO4 + H2O =>
2 KMnO4 + 5 C2O4Ca + 8 H2SO4 = 10 CO2 + K2SO4 + 2 MnSO4 + 5 CaSO4 + 8 H2O
CaS + H2O = Ca(SH)2 + Ca(OH)2 =>
2 CaS + 2 H2O = Ca(SH)2 + Ca(OH)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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