JEE Main 2024 Chemistry question
Match List-I with the List-II List-I (Reaction): (A) N₂(g) + O₂(g) → 2NO(g) (B) 2Pb(NO₃)₂(s) → 2PbO(s) + 4NO₂(g) + O₂(g) (C) 2Na(s) + 2H₂O(l) → 2NaOH(aq) + H₂(g) (D) 2NO₂(g) + 2⁻OH(aq) → NO₂⁻(aq) + NO₃⁻(aq) + H₂O(l) List-II (Type of redox reaction): (I) Decomposition (II) Displacement (III) Disproportionation (IV) Combination
Answer: (D)
Solution
(A) combination, (B) decomposition, (C) displacement of hydrogen, (D) NO₂ disproportionates to NO₂⁻ and NO₃⁻.