JEE PYQ: Redox Reactions Question 19
Question 19 - 2019 (12 Jan Shift 2)
Iodine reacts with concentrated HNO₃ to yield Y. Oxidation state of iodine in Y is:
(1). (5)
(2). (7)
(3). (3)
(4). (1)
Show Answer
Answer: (1)
Solution
I₂ + 10HNO₃ → 2HIO₃ + 10NO₂ + 4H₂O. In HIO₃, oxidation state of I = +5.