Join the Most Relevant JEE Main 2025 Test Series & get 99+ percentile! Join Now
Open MARKS Web Download App
Search any question & find its solution
Question: Answered & Verified by Expert
The geometrical arrangement of electron pairs and shape of  I 3 -  are respectively
ChemistryChemical Bonding and Molecular StructureNEET
Options:
  • A Trigonal bipyramidal geometry, linear shape 
  • B Hexagonal geometry, T-shape
  • C Triangular planar geometry, triangular shape
  • D Tetrahedral geometry, pyramidal shape
Solution:
1497 Upvotes Verified Answer
The correct answer is: Trigonal bipyramidal geometry, linear shape 
Steric number for I 3 −  =  1 2 7 + 2−0 + 1  = 5
Hybridization of I in I 3 -  is sp3d.
Thus I 3 -  has trigonal bipyramidal geometry with linear shape.

Looking for more such questions to practice?

Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.

Use on iOS or Desktop Download from Google Play