What is there in the 5th position of deoxyhemoglobin? Explain with a suitable diagram. Give the relevant equations for the equilibrium constant regarding the oxygen binding by myoglobin.

What are the ways by which the outer sphere electron transfer reaction is utilized to synthesize coordination compounds?

Give the elementary steps and rate expression for the inner sphere mechanism which involves formation of a precursor complex.

Give the elementary steps and rate expression for the inner sphere mechanism which involves formation of a precursor complex.

What are the salient features of an outer-sphere electron transfer mechanism?

With the help of suitable diagrams explain the rearrangement of the cis A enantiomer by the bond rupture mechanism involving a trigonal bipyramidal intermediate.

 Give suitable examples for trans-effect in octahedral complexes where CO and substituted phosphines are used as ligands.

 Explain the dissociation mechanism and stereochemical changes for trans -[M(LL)2BX] with the help of suitable diagrams.

 Explain with suitable figures the Bailar twist mechanism followed in intramolecular racemization reactions.

With a suitable example suggest the order of the reactions of base-catalyzed hydrolyses and predict the mechanism that is followed in them.

 Explain the mechanism of substitution reactions in trigonal bipyramidal complexes.

 Explain the mechanism of substitution reactions in trigonal bipyramidal complexes.

Give the classification of substitution mechanisms for octahedral complexes.

Give the classification of substitution mechanisms for octahedral complexes.

One of the three HMO molecular orbitals (MOs) for allyl radical is given below:

ψ = ½ χ₁ – (1/√2) χ₂ + ½ χ₃

Find out all three MOs of allyl radical and arrange them in order of increasing energy. Justify your answer. 

One of the three HMO molecular orbitals (MOs) for allyl radical is given below:

ψ = ½ χ₁ – (1/√2) χ₂ + ½ χ₃

Find out all three MOs of allyl radical and arrange them in order of increasing energy. Justify your answer. 

Write down the wave function for the nonbonding molecular orbital for a heteronuclear diatomic molecule AB assuming that the electron on an average spend 90% of its time on nucleus A and 10% of its time on nucleus B. 

Write down the molecular orbital configuration of B₂⁺ ion. 

Formulate the spatial wavefunction for hydrogen molecule using the ground state wavefunction of hydrogen molecule ion. 

Draw a schematic diagram of the variation of E⁺ and E⁻ for hydrogen molecule as a function of internuclear distance.