Chemistry · p-Block Elements

Which of the following sets of reasons best explains why fluorine shows anomalous behaviour compared to other halogens?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1High bond dissociation enthalpy, large ionic radius, and low hydration enthalpy
2Low ionization enthalpy, low electronegativity, and presence of vacant d-orbitals
3Small size, highest electronegativity, low F-F bond dissociation enthalpy, and non-availability of d-orbitals✓
4Large atomic size, high electron gain enthalpy, and availability of d-orbitals

Correct answer

Small size, highest electronegativity, low F-F bond dissociation enthalpy, and non-availability of d-orbitals

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