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NTA Abhyas JEE Main2020ChemistryChemical Bonding and Molecular StructurePractice

Which one of the following does not have a pyramidal shape ?

Options

  1. AP(CH 3 ) 3
  2. B(CH 3 ) 3 N
  3. CP(SiH 3 ) 3
  4. D(SiH 3 ) 3 N

Correct answer

D. (SiH 3 ) 3 N

Step-by-step solution

The Lone pair of electron available on N atom involved in p π - d π Bonding due to empty d-orbitals available on silicon atoms of salyl groups. the central N-atom is sp 2 hybridisied with Trigonal planar arrangement.

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