NCERT Exercise 4.25 - Chemical Bonding and Molecular Structure

Question: Describe the change in hybridisation of Al in AlCl3 + Cl- -> AlCl4-.

Answer: Al changes from sp2 hybridisation in trigonal-planar AlCl3 to sp3 hybridisation in tetrahedral AlCl4-.

Full step-by-step NCERT solution with diagrams on Something by Zero.

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