(A)Write the Hückel Hamiltonian matrix for benzene. (B) The pictures below represent a top view of the π molecular orbitals for benzene. They are labeled from A to F, in no order. Place the labels A, B, C, etc., in the boxes according to their energy. SHOW THE NODES. (B)
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- Write the valence-bond wavefunction for the resonance hybrid N2 ↔ N+N− ↔ N2−N2+ ↔ structures of similar energy.why do you not need to specify the molecular shap for an atom with 1 electron groupConstruct the (generic) molecular orbital diagram for homonuclear diatomic molecules for elements up to the second period in the periodic table [Write the generic wave functions of the molecular orbitals]
- Write the valence bond wavefunction of CH4 based onhybrid orbitals h on the carbon atom.The existence of compounds of the noble gases was once a great surprise and stimulated a great deal of theoretical work. Sketch the molecular orbital energy level diagram for XeF and deduce its ground state electron configurations. Is XeF likely to have a shorter bond length than XeF+?What is the role of Molecular Orbitals?
- Discuss the importance of group theory in the construction of molecular orbital. Give at least one example.Write the electronic hamiltonian for HeH+.Q. (i)If a homonuclear diatomic molecule is oriented along z-axis, determine the molecular orbital formed by the linear combination of atomic orbitals of the two atoms. Also draw their resulting structure. Determine the orbital having two radial nodes and two angular nodes and also give reason to support your answer. (ii)The signs of the unsquared wave functions are usually shown in plots of the squared functions. Why do you think this practice exists? Give values of angular nodes and plane of 3p, 4d, 2p, 4f, 4s.