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Why \mathrm{TiCl}_4 is colourless and diamagnetic, but\mathrm{TiCl}_3 is paramagnetic and coloured?

Option: 1

\mathrm{TiCl}_4 is symmetrical and \mathrm{TiCl}_3 is not.
 


Option: 2

\mathrm{TiCl}_3 has an unpaired electron and \mathrm{TiCl}_4 has none.
 


Option: 3

Due to difference in number of chlorides.
 


Option: 4

\mathrm{TiCl}_4 has an unpaired electron and \mathrm{TiCl}_3 has none.


Answers (1)

best_answer

The unpaired electron in \text{TiCl}_{3} is attracted towards a magnetic field and is partially free to jump from one orbital to another imparting colours.

Posted by

jitender.kumar

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