An organic compound containing sulphur is estimated by Carius method in which fuming HNO…

Chemistry · NEET · NTA ExamsSome Basic Principles and Techniques

An organic compound containing sulphur is estimated by Carius method in which fuming HNO3 is used to convert S into:
  1. SO32-
  2. SO42-
  3. SO3
  4. SO2

Answer

(B) SO 4 2 -

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