| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 + 10 FeSO4*7H2O + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 Fe2(SO4)3 + 78 H2O
Sb2S5 + Na2S = Na3SbS4 =>
Sb2S5 + 3 Na2S = 2 Na3SbS4
Fe2{+} + Mn7 = Fe3{+} + Mn2{+} =>
21 Fe2{+} + 2 Mn7 = 14 Fe3{+} + 7 Mn2{+}
P4 + O2 = P17O10 =>
17 P4 + 20 O2 = 4 P17O10
Si + F = SiF2 =>
Si + 2 F = SiF2
N2H4(l) + O2(g) = NO2(g) + H2O(g) =>
N2H4(l) + 3 O2(g) = 2 NO2(g) + 2 H2O(g)
O2 + Mn2 = MnO2 =>
2 O2 + Mn2 = 2 MnO2
L2 + Fe + H2O2 = L2FeH2O2 =>
L2 + Fe + H2O2 = L2FeH2O2
C8H18 + NO = CO2 + H2O + N2 =>
2 C8H18 + 50 NO = 16 CO2 + 18 H2O + 25 N2
Mn + S = MnS7 =>
Mn + 7 S = MnS7
BaCl2 + NaH2PO4 = NaCl + H2Cl + BaPO4 =>
BaCl2 + NaH2PO4 = NaCl + H2Cl + BaPO4
CaCO3 + H3PO4 = Ca3[PO4]2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3[PO4]2 + 3 H2CO3
H2 + SO4 + GaO3 = Ga2(SO4)3 + H2O =>
6 H2 + 3 SO4 + 2 GaO3 = Ga2(SO4)3 + 6 H2O
NaOH + PbSO3 = Pb(OH)2 + Na2SO3 =>
2 NaOH + PbSO3 = Pb(OH)2 + Na2SO3
Zn + NaOH = Na + ZnO + H2 =>
2 Zn + 2 NaOH = 2 Na + 2 ZnO + H2
Pb(NO3)2 + Na2S = PbS + NaNO3 =>
Pb(NO3)2 + Na2S = PbS + 2 NaNO3
HBrO3 + HI = Br2 + HIO3 + H2O =>
6 HBrO3 + 5 HI = 3 Br2 + 5 HIO3 + 3 H2O
NaOCN + S = NaSCN + SO2 =>
2 NaOCN + 3 S = 2 NaSCN + SO2
CH3ONa + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + Na2SO4 + H2O =>
10 CH3ONa + 12 KMnO4 + 23 H2SO4 = 10 CO2 + 12 MnSO4 + 6 K2SO4 + 5 Na2SO4 + 38 H2O
K(s) + H2S(aq) = KSH(aq) + H2(g) =>
2 K(s) + 2 H2S(aq) = 2 KSH(aq) + H2(g)
BaCO3 + H2O2 = BaO2 + H2O + CO2 =>
BaCO3 + H2O2 = BaO2 + H2O + CO2
OH + NH2OH = N2O + H2O =>
4 OH + 2 NH2OH = N2O + 5 H2O
Cl2 + CoI2 = I + CoCl3 =>
3 Cl2 + 2 CoI2 = 4 I + 2 CoCl3
KOH + NH4Cl = KCl + NH4OH = KCl + H2O + NH3 =>
KOH + NH4Cl = KCl + NH4OH
C9H8O4 + OH{-} = C9H7O4{-} + H2O =>
C9H8O4 + OH{-} = C9H7O4{-} + H2O
CoSO4 + Na2S + H2O = CoS(OH) + Na2SO4 =>
8 CoSO4 + 7 Na2S + 4 H2O = 8 CoS(OH) + 7 Na2SO4
HCl + Mn(OH)2 = H2O + MnCl2 =>
2 HCl + Mn(OH)2 = 2 H2O + MnCl2
MnO2 + NaCl = MnCl2 + NaO =>
MnO2 + 2 NaCl = MnCl2 + 2 NaO
Al(NO3)3 = Al + N2 + O2 =>
2 Al(NO3)3 = 2 Al + 3 N2 + 9 O2
H2C2O4 + LiOH = Li2C2O4 + H2O =>
H2C2O4 + 2 LiOH = Li2C2O4 + 2 H2O
Fe2O3 + KClO3 + KOH = K2FeO4 + KCl + H2 =>
3 Fe2O3 + KClO3 + 12 KOH = 6 K2FeO4 + KCl + 6 H2
Co + NaOH = CoOH + Na =>
Co + NaOH = CoOH + Na
C4H10 + KMnO4 + HCl = C3H6O + KCl + MnCl2 + H2O =>
15 C4H10 + 14 KMnO4 + 42 HCl = 20 C3H6O + 14 KCl + 14 MnCl2 + 36 H2O
C2H5OH + CuO = CH3CHO + H2O + Cu =>
C2H5OH + CuO = CH3CHO + H2O + Cu
Na2S2O5 + I2 + H2O = NaHSO4 + HI =>
Na2S2O5 + 2 I2 + 3 H2O = 2 NaHSO4 + 4 HI
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
NaOH + Al + H2O = H2 + NaAlO2 =>
2 NaOH + 2 Al + 2 H2O = 3 H2 + 2 NaAlO2
Al + H2SO4 + KMnO4 = Al2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 Al + 24 H2SO4 + 6 KMnO4 = 5 Al2(SO4)3 + 6 MnSO4 + 3 K2SO4 + 24 H2O
H2PtCl6 + N2H4 = Pt + NH4Cl + N2 =>
2 H2PtCl6 + 11 N2H4 = 2 Pt + 12 NH4Cl + 5 N2
H2S + O2 = H2O + SS =>
2 H2S + O2 = 2 H2O + SS
S + Hg = HgS =>
S + Hg = HgS
CuS + NO3{-} + H{+} = Cu{2+} + S8 + NO + H2O =>
24 CuS + 16 NO3{-} + 64 H{+} = 24 Cu{2+} + 3 S8 + 16 NO + 32 H2O
NaO + SO = Na2SO3 =>
2 NaO + SO = Na2SO3
Ca(OH)2 + H3PO4 = Ca + P + H5O6 =>
Ca(OH)2 + H3PO4 = Ca + P + H5O6
Cd + NH4OH = Cd(NH3)4 + H2O =>
Cd + 4 NH4OH = Cd(NH3)4 + 4 H2O
C9H12 + KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + C9H6O6 =>
5 C9H12 + 18 KMnO4 + 27 H2SO4 = 42 H2O + 9 K2SO4 + 18 MnSO4 + 5 C9H6O6
Fe8Se11 + CrCl3 = FeCl2 + FeCl3 + Cr2Se3 =>
3 Fe8Se11 + 22 CrCl3 = 6 FeCl2 + 18 FeCl3 + 11 Cr2Se3
Cu(s) + H2SO4(s) = CuSO4(l) + SO2(g) + H2O(l) =>
Cu(s) + 2 H2SO4(s) = CuSO4(l) + SO2(g) + 2 H2O(l)
AlBr3 + NH4OH = Al(OH)3 + NH4Br =>
AlBr3 + 3 NH4OH = Al(OH)3 + 3 NH4Br
Au{3+} + NH4{+} + H2O = Au + NO2 + H{+} =>
7 Au{3+} + 3 NH4{+} + 6 H2O = 7 Au + 3 NO2 + 24 H{+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/06/24
Équations équilibrées sur09/05/23
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