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Most Important Selected Qs for JEE AdvancedChemistryp Block Elements (Group 15, 16, 17 & 18)

Which of the following reaction produces N₂ ?

Options

  1. ANH ₄ ClO ₄ [ ]
  2. BKIO ₃+ N ₂ H ₄ H ⁺
  3. CHN ₃+ HNO ₂
  4. DNH ₂ OH + CuO

Correct answer

C. HN ₃+ HNO ₂

Step-by-step solution

aligned & 2 NH ₄ ClO ₄ N ₂+ Cl ₂+2 O ₂+4 H ₂ O & 1 O ₃⁻+ N ₂ H ₄+2 H ⁺ I ⁺+ N ₂+3 H ₂ O & HN ₃+ HNO ₂ N ₂+ N ₂ O + H ₂ O & 2 NH ₂ OH +4 CuO N ₂ O +2 Cu ₂ O +3 H ₂ O aligned

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