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Q1.12 only A please with thier Digrams ???
Cyclic amines such as piperidine and its...
Cyclic amines such as piperidine and its derivatives show substantial differences in the properties of the axial C(2) and C(6) bonds. The axial C-H bonds are weaker than the equatorial C-H bonds, as indicated by a shifted C-H stretching frequency in the IR spectrum. The axial hydrogens also appear at higher field in 'H-NMR spectra. Axial C(2) and C(6) methyl groups lower the ionization potential of the unshared pair of electrons on nitrogen more than equatorial C(2) and C(6) methyl groups. Discuss the structural basis of these effects in MO terminology. Construct a qualitative MO diagram for the following systems and discuss how the pi MOs are modified by addition of the substituent. vinyl fluoride, compared to ethane