JEE Main202228 Jul 2022Evening ShiftChemistryp Block Elements (Group 15, 16, 17 & 18)Actual
Concentrated HNO 3 reacts with Iodine to give
Options
- AHI , NO 2 and H 2 O
- BHIO 2 , N 2 O and H 2 O
- CHIO 3 , NO 2 and H 2 O
- DHIO 4 , N 2 O and H 2 O
Correct answer
C. HIO 3 , NO 2 and H 2 O
Step-by-step solution
Concentrated nitric acid is a strong oxidizing agent. Concentrated nitric acid also oxidises non–metals and their compounds. Iodine is oxidised to iodic acid. I 2 + 10 HNO 3 conc ⇒ 2 HIO 3 + 10 NO 2 + 4 H 2 O