JEE · NEET Previous Year Question
When a salt is treated with sodium hydroxide solution it gives gas . On passing gas through reagent a brown coloured precipitate is formed. X and Y respectively, are
Topic: JEE PYQ
Answer: C. Full step-by-step solution below.
- A and
- B and
- C and
- D and
Correct answer: C
Solution
(c)is identify by
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