JEE PYQ: Redox Reactions Question 14
Question 14 - 2020 (07 Jan Shift 2)
The redox reaction among the following is:
(1). (formation of ozone from atmospheric oxygen in sunlight)
(2). (reaction of [Co(H₂O)₆]Cl₃ with AgNO₃)
(3). (reaction of H₂SO₄ with NaOH)
(4). (combination of dinitrogen with dioxygen at 2000 K)
Show Answer
Answer: (4)
Solution
N₂ + O₂ → 2NO is a redox reaction. Others are photochemical or neutralisation reactions.