The halogen having five vacant orbitals in the outermost shell belongs – InterviewSolution

1.	The halogen having five vacant orbitals in the outermost shell belongs to
Answer» 3RD PERIOD 4th period 2ND period 5th period Solution :FIVE vacant orbitals (3d-level) are present in CL `(1s^2 2s^2 2p^6 3s^2 3p^5)` which belongs to 3rd period.

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