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JEE Advanced2011Chemistryd and f Block ElementsActual

Paragraph: When a metal rod M is dipped into an aqueous colourless concentrated solution of compound N , the solution turns light blue. Addition of aqueous NaCl to the blue solution gives a white precipitate O . Addition of aqueous NH ₃ dissolves O and gives an intense blue solution. Question: The compound N is

Options

  1. AAgNO ₃
  2. BZn ( NO ₃ )₂
  3. CAl ( NO ₃ )₃
  4. DPb ( NO ₃ )₂

Correct answer

A. AgNO ₃

Step-by-step solution

The compound N is AgNO ₃ , explained above.

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