Why is sulphuric acid not used during the reaction of alcohols with Kl?
What will be the correct order for the wavelengths of absorption in the visible region for the
Amongst the following, the most stable complex is
The oxidation number of cobalt in K[Co(Co)4] is
What is crystal field splitting energy? How does the magnitude of Δo decide the actual configuration of d orbitals in a coordination entity?
What is spectrochemical series? Explain the difference between a weak field ligand and a strong field ligand.
Draw figure to show the splitting of d orbitals in an octahedral crystal field.
Discuss the nature of bonding in the following coordination entities on the basis of valence bond theory:
What is the coordination entity formed when excess of aqueous KCN is added to an aqueous solution of copper sulphate? Why is it that no precipitate of copper sulphide is obtained when H2 S(g) is passed through this solution?
Aqueous copper sulphate solution (blue in colour) gives: (i) a green precipitate with aqueous potassium fluoride, and (ii) a bright green solution with aqueous potassium chloride Explain these experimental results.
Write all the geometrical isomers of [Pt (NH3)( Br)( Cl)( py)] and how many of these will exhibit optical isomers?