JEE · NEET Previous Year Question

Formation of , a purple coloured complex formed by addition of sodium nitroprusside in sodium carbonate extract of salt indicates the presence of:

Topic: JEE PYQ

Answer: A. Full step-by-step solution below.

  1. ASulphide ion
  2. BSulphite ion
  3. CSulphate ion
  4. DSodium ion

Correct answer: A

Solution

(a)

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