JEE Main 2011 — p Block Elements (Group 13 & 14) Question with Solution
JEE Main 2011
Question
Boron cannot form which one of the following anions?
Choose an option
Show full solutionCorrect option: D
Correct answer
D
Step-by-step explanation
As Boron has only four orbitals in the valence shell ( i.e. ) it can show a maximum valency of four only.
Therefore is not possible
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This is a previous-year question from JEE Main 2011, 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.