JEE Main & Advanced JEE Main Solved Paper-2015

  • question_answer
    Which of the following compounds is not colored yellow ? [JEE Main Solved Paper-2015 ]

    A) \[{{(N{{H}_{4}})}_{3}}[As{{(M{{o}_{3}}{{O}_{10}})}_{4}}]\]                

    B) \[BaCr{{O}_{4}}\]                

    C) \[Z{{n}_{2}}[Fe{{(CN)}_{6}}]\]                

    D) \[{{K}_{3}}[Co{{(N{{O}_{2}})}_{6}}\]

    Correct Answer: C

    Solution :

    \[Z{{n}_{2}}[Fe{{(CN)}_{6}}]-\] Bluish White ppt \[{{(N{{H}_{4}})}_{3}}[As{{(M{{o}_{3}}{{O}_{10}})}_{4}}]-\]? Yellow ppt Ammonium Arseno Molybdate \[BaCr{{O}_{4}}-\] Yellow ppt                


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