RAJASTHAN PMT Rajasthan - PMT Solved Paper-2006

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

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

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

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

    D)         none of these

    Correct Answer: A

    Solution :

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


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