Iodobenzene is obtained by treating the diazonium salt with:
APotassium bromide
BPotassium bromate
CPotassium iodide
DPotassium iodate
Answer & Solution
Correct answer: C. Potassium iodide
1. Iodine will not go into the ring by direct halogenation.
2. The diazonium route gets round that.
3. Potassium iodide supplies the iodide ion.
_Source: NCERT Class 12 Chemistry Part 2, Unit 9 'Amines'_
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