JEE Main 2021Chemistryp Block Elements (Group 13 & 14)MediumMCQ

JEE Main 2021 — p Block Elements (Group 13 & 14) Question with Solution

JEE Main 2021 (25 Feb Shift 1)

Question

The incorrect statement about B2H6 is :

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Show full solutionCorrect option: A
Correct answer
AAll B-H-B angles are of 120°

Step-by-step explanation

θ2>θ1,    ∴B-H (terminal) having less p
character as compare to bridge bond.

Both B-H-B (bridge bond and terminal bond) do not have same bond length.

B-H-B bond angle is ≈90°

BH3 is electron deficient  species and therefore acts as Lewis acid

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About this question

This is a previous-year question from JEE Main 2021, covering the p Block Elements (Group 13 & 14) chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.