C We have to solve the time independent problem H o  o = E o  o

1. C We have to solve the time independent problem Hoo= Eoo Harry Kroto 2004

2. Atoms Basically only electronic transitions >10000 cm-1

3. Atoms Molecules Basically only electronic transitions >10000 cm-1

4. Atoms Molecules electronic transitions E > 10000 cm-1 Basically only electronic transitions >10000 cm-1

5. Atoms Molecules electronic transitions E > 10000 cm-1 Vibrational transitions E = 100-10000 cm-1 Basically only electronic transitions >10000 cm-1

6. Atoms Molecules electronic transitions E > 10000 cm-1 Vibrational transitions E = 100-10000 cm-1 Rotational transitions E = 0.1 – 100 cm-1 Basically only electronic transitions >10000 cm-1

7. Molecules electronic transitions E > 10000 cm-1 Harry Kroto 2004

9. Molecules electronic transitions E > 10000 cm-1 Vibrational transitions E = 100-10000 cm-1 Harry Kroto 2004

10. Vibrations

11. Molecules electronic transitions E > 10000 cm-1 Vibrational transitions E = 100-10000 cm-1 Rotational transitions E = 0.1 – 100 cm-1 Harry Kroto 2004

12. HCCCCCN Rotational motion of a linear molecule

13. Harry Kroto 2004