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Significance  of crystal field theory   This theory is  useful  to explain the following properties of complexes.   a) High spin states and ...

  Crystal field theory- Developed by Hans Bethe (1929) and John Van Vleck (1932).The main postulates of this theory are as follows - ·      ...

MOT - Valence Bond Theory fails to answer certain questions like Why He 2 molecule does not exist and why O 2 is paramagnetic? Therefore i...