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As per your syllabus, which halogen does NOT undergo disproportionation with alkali (unlike Cl₂, Br₂, I₂)?
AF₂
BCl₂
CI₂
DBr₂
Answer & Solution
Correct answer: A. F₂
Your syllabus: F is the most electronegative element and cannot reach +ve ox.
state, so it cannot disproportionate.
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