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Question: Answered & Verified by Expert
How are good yields of alkyl iodides (R—I) obtained?
ChemistryHaloalkanes and HaloarenesNEET
Options:
  • A By heating alcohols with sodium or potassium iodide in orthophosphoric acid.
  • B By shaking alcohols with concentrated HCl at room temperature.
  • C By using phosphorus tribromide and triiodide as reagents.
  • D By reacting alcohols with bromine and iodine at low temperatures.
Solution:
2225 Upvotes Verified Answer
The correct answer is: By heating alcohols with sodium or potassium iodide in orthophosphoric acid.
Good yields of R—I may be obtained by heating alcohols with sodium or potassium iodide in 95% orthophosphoric acid.

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