4) The plot below shows the trend in orbital energies for 1s, 2s, 2p, 3s, and 3p orbitals. A more negative potential energy corresponds to a more stable electron in that orbital. Explain the general reasoning behind each of the following trends or observations briefly. Na a Mgo Si Al В 3p -10 2P Şi 1s -20 He 25 Не 3s CI -30 -40 -50 + 10 15 20 Atomic number Miessler, Fischer & Tarr. Inorganic Chemistry 5th Edition. a) For the same value of n and I quantum numbers, an orbital is stabilized by moving to the right of the periodic table (e.g. B →C→N→O...) b) The trend you just described in question part a) has a larger effect on the 2s series than on the 2p series. Potential energy (eV)

4) The plot below shows the trend in orbital energies for 1s, 2s, 2p, 3s, and 3p orbitals. A more negative potential energy corresponds to a more stable electron in that orbital. Explain the general reasoning behind each of the following trends or observations briefly. Na a Mgo Si Al В 3p -10 2P Şi 1s -20 He 25 Не 3s CI -30 -40 -50 + 10 15 20 Atomic number Miessler, Fischer & Tarr. Inorganic Chemistry 5th Edition. a) For the same value of n and I quantum numbers, an orbital is stabilized by moving to the right of the periodic table (e.g. B →C→N→O...) b) The trend you just described in question part a) has a larger effect on the 2s series than on the 2p series. Potential energy (eV)

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter6: Quantum Mechanics And Molecular Structure

Section: Chapter Questions

Problem 26P: Following the pattern of Figure 6.21, work out the correlation diagram for the BeN molecule, showing...

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