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A white precipitate was formed when BaCl 2 was added to water extract of an inorganic salt. Further, a gas ' X ' with characteristic odour was released when the formed white precipitate was dissolved in dilute HCI. The anion present in the inorganic salt is:

Options

  1. AI -
  2. BSO 3 2 -
  3. CS 2 -
  4. DNO 2 -

Correct answer

B. SO 3 2 -

Step-by-step solution

A white precipitate was formed when BaCl 2 when added to water extract of SO 3 - 2 salt. which is an inorganic salt. white   pracipitate   of   BaSO 3 is formed. Further, a gas SO 2 with burning sulphur like odour will be released when the BaSO 3 is dissolved in dilute HCI.

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