Fluorine is highly reactive due to
A. its high electronegativity
B. smallest size of its atoms
C. low bond dissociation energy
D. non-availability of d-orbitals

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1 Answers

Correct Answer - C
F electronic configuration is `1s^2 2s^2 2p^5` does not have d-orbital. (as second principal shell does not contain d-orbital)

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