• # question_answer In the estimation of sulphur organic compound on treating with conc. $HN{{O}_{3}}$ is converted to A) $S{{O}_{2}}$ B) ${{H}_{2}}S$ C) ${{H}_{2}}S{{O}_{4}}$ D) $S{{O}_{3}}$

Correct Answer: C

Solution :

In carius method sulphur of organic compound is converted in to ${{H}_{2}}S{{O}_{4}}$ $S+{{H}_{2}}O+3O\,\underset{HN{{O}_{3}}}{\mathop{\xrightarrow{\Delta }}}\,{{H}_{2}}S{{O}_{4}}$

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