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QJEEM18Ch7eae: JEE Main 2018 Chemistry - Class 11 JEEM18Ch7eae Solution: The incorrect geometry is represented by :

The incorrect geometry is represented by :

Multiple Choice Options

  • A BF3 - trigonal planar
  • B H2O - bent
  • C NF3 - trigonal planar
  • D AsF5 - trigonal bipyramidal

Step-by-Step Verified Solution

JEE Main 2018 (Online) 16th April Morning Slot Chemistry - Chemical Bonding & Molecular Structure Question 190 English Explanation

NF3 has trigonal pyramidal geometry. Here central atom nitrogen has sp3 hybridization and one lone pair of electron. Because of lone pair there exist repulsion force between lone pair and bond pair of electrons, that is why bond angles are lower than tetrahedral bond angle.

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