What is the structure of IF7 ?

Triagonal bipyramid
Pentagonal bipyramid
Square pyramid
tetrahedral

Correct Answer: Pentagonal bipyramid

Explanation:

In IF7 out of 7 Flourine atoms 5 of them are placed on a plane in Pentagon shape .In remaining 2 flourines one is placed above the plane and other below the plane each at 90 degrees

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