Published by:
CGP EDU Academic Team
Published on: August 12, 2026
The species that cannot exist is
A
B
C
SF 6
D
Text Solution
Verified by ExpertsThe correct answer is:
B
As Boron does not have d orbital in its valence orbit. Hence, maximum covalency of boron cannot exceed more than 4 so 
does not exist. Rest all exist as Si, S,A1 have d- orbitals to exceed covalency more than 4.
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