alleryStart learning →Which halogens show +1, +3, +5 and +7 oxidation states?
AF, Br and I
BCl, Br and I
CF, Cl and Br
DF and I only
Answer & Solution
Correct answer: B. Cl, Br and I
Cl, Br and I have empty d orbitals and are less electronegative than F, so they expand the octet.
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