MGIMS WARDHA MGIMS WARDHA Solved Paper-2004

  • question_answer
    Brown ring in the test of\[NO_{3}^{-}\]is formed due to the formation of:

    A) \[FeS{{O}_{4}}.\text{ }NO\]

    B) \[[Fe{{(S{{O}_{4}})}_{2}}.\text{ }NO]{{H}_{2}}O\]

    C) \[F{{C}_{2}}{{(S{{O}_{4}})}_{3}}.NO\]

    D)  none of these

    Correct Answer: A

    Solution :

                     Brown ring in the ring-test of\[NO_{3}^{-}\]is formed   due   to   the   formation of\[FeS{{O}_{4}}.NO\]. NO at the junction of two liquids.


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