| Équations équilibrées la veille |
Br2 + 12 NaOH = 10 Na + 2 NaBrO3 + 6 H2O
H2 + HI = H3I =>
H2 + HI = H3I
Na2CO3 + C + N2 = NaCN + CO =>
Na2CO3 + 4 C + N2 = 2 NaCN + 3 CO
CaCO3 + H = Ca + CO2 + OH =>
CaCO3 + H = Ca + CO2 + OH
H2SO4(aq) + CaCO3(s) = CaSO4*H2O + CO2(g) =>
H2SO4(aq) + CaCO3(s) = CaSO4*H2O + CO2(g)
BaCl2 + NH4 = BaH4 + NCl2 =>
BaCl2 + NH4 = BaH4 + NCl2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
P{+4} + O{+2} = P{+2)+O{+5} =>
3 P{+4} + 2 O{+2} = 3 P{+2)+2O{+5}
CdCl2 + NaOH = Cd(OH)2 + NaCl = =>
CdCl2 + 2 NaOH = Cd(OH)2 + 2 NaCl
CH3CHOHCH2CH3 + O2 = CO2 + H2O =>
CH3CHOHCH2CH3 + 6 O2 = 4 CO2 + 5 H2O
Sb2S5 + HCl = S + H2S + SbCl3 =>
Sb2S5 + 6 HCl = 2 S + 3 H2S + 2 SbCl3
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KMnO4 + Na2C2O4 + H{+} = Mn{2+} + CO2 + H2O + Na{+} + K{+} =>
2 KMnO4 + 5 Na2C2O4 + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O + 10 Na{+} + 2 K{+}
NH4Cl + NH4OH + CoCl2*6H2O + H2O2 = [Co(NH3)5Cl]Cl2 + H2O =>
2 NH4Cl + 8 NH4OH + 2 CoCl2*6H2O + H2O2 = 2[Co(NH3)5Cl]Cl2 + 22 H2O
Na2S(aq) + HgCl2(aq) = HgS(aq) + NaCl(aq) =>
Na2S(aq) + HgCl2(aq) = HgS(aq) + 2 NaCl(aq)
Mg(CO3) + HNO3 = Mg(NO3)2 + H2CO3 =>
Mg(CO3) + 2 HNO3 = Mg(NO3)2 + H2CO3
NO + H2SO4 = NSO4 + H2O =>
NO + H2SO4 = NSO4 + H2O
As2S5 + HNO3 = HAsO4 + NO2 + S + H2O =>
As2S5 + 14 HNO3 = 2 HAsO4 + 14 NO2 + 5 S + 6 H2O
Mn(NO3)2 + K2S = K2(NO3)2 + MnS =>
Mn(NO3)2 + K2S = K2(NO3)2 + MnS
C27H6O2N3 + H2O = C20H3O2N3 + CO2 + H{+} + e =>
C27H6O2N3 + 14 H2O = C20H3O2N3 + 7 CO2 + 31 H{+} + 31e
C2H5OH + CrO3 + H2SO4 = CH3COOH + Cr2(SO4)3 + H2O =>
3 C2H5OH + 4 CrO3 + 6 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 9 H2O
Cu{+2} + C2H5NS = CuS + C2H5N{+2} =>
Cu{+2} + C2H5NS = CuS + C2H5N{+2}
CrI5 = Cr + I5 =>
CrI5 = Cr + I5
C8H18 = C5H12 + C3H6 =>
C8H18 = C5H12 + C3H6
NaSCN + KMnO4 + H2SO4 = K2SO4 + MnSO4 + Na2SO4 + HCN + H2O =>
10 NaSCN + 12 KMnO4 + 13 H2SO4 = 6 K2SO4 + 12 MnSO4 + 5 Na2SO4 + 10 HCN + 8 H2O
H2O + He = OHe + H =>
H2O + He = OHe + 2 H
Fe(NO3)2(aq) + K2SO4(aq) = FeSO4 + K(NO3) =>
Fe(NO3)2(aq) + K2SO4(aq) = FeSO4 + 2 K(NO3)
BaCrO4 + H2SO4 = H2CrO4 + BaSO4 =>
BaCrO4 + H2SO4 = H2CrO4 + BaSO4
HCl + C6H8O7 = Cl + C6H9O7 =>
HCl + C6H8O7 = Cl + C6H9O7
C4H17OH + O2 = CO + H2O =>
C4H17OH + 6 O2 = 4 CO + 9 H2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
NCl3(s) = N2(g) + Cl2(g) =>
2 NCl3(s) = N2(g) + 3 Cl2(g)
H2SO4 + ZnS = ZnSO4 + H2S =>
H2SO4 + ZnS = ZnSO4 + H2S
FeSO4 + CaOCl2 + H2SO4 = Fe2(SO4)3 + CaSO4 + HCl + H2O =>
2 FeSO4 + CaOCl2 + 2 H2SO4 = Fe2(SO4)3 + CaSO4 + 2 HCl + H2O
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu =>
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu
FeO2 + H = O2 + FeH4 =>
FeO2 + 4 H = O2 + FeH4
KClO2 + C = CO2 + KClO =>
2 KClO2 + C = CO2 + 2 KClO
Pd + Ag{+} = Pd{2+} + Ag =>
Pd + 2 Ag{+} = Pd{2+} + 2 Ag
H2SO4 + KHCO3 = K2SO4 + CO2 + H2O =>
H2SO4 + 2 KHCO3 = K2SO4 + 2 CO2 + 2 H2O
NaOF + H2O = NaOH + OF2 =>
2 NaOF + H2O = 2 NaOH + OF2
Ag + H2CO3 = Ag2(CO3) + H2 =>
2 Ag + H2CO3 = Ag2(CO3) + H2
Ca(NO3)2(aq) = Ca(NO2)2 + O2 =>
Ca(NO3)2(aq) = Ca(NO2)2 + O2
CsH + H2O = CsOH + H =>
CsH + H2O = CsOH + 2 H
CrCl3 + KOH + KClO3 = KCl + K2CrO4 + H2O =>
2 CrCl3 + 10 KOH + KClO3 = 7 KCl + 2 K2CrO4 + 5 H2O
Cu2O + NaOH = Cu2OH + NaO =>
Cu2O + NaOH = Cu2OH + NaO
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
SodiumFluoride + CalciumNitrate = CalciumFluoride + SodiumNitrate =>
SodiumFluoride + CalciumNitrate = CalciumFluoride + SodiumNitrate
Cu(C2H3O2)2 + (NH4)2CO3 = CuCO3 + C2H3O2NH4 =>
Cu(C2H3O2)2 + (NH4)2CO3 = CuCO3 + 2 C2H3O2NH4
OCl{+} + S2O3{2-} + OH{-} = SO4{2-} + Cl{+} + H2O =>
4 OCl{+} + S2O3{2-} + 2 OH{-} = 2 SO4{2-} + 4 Cl{+} + H2O
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