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NEET Chemistry Analytical Chemistry Question Bank Self Evaluation Test - Analytical Chemistry

  • question_answer
    Potassium chromate solution is added to an aqueous solution of a metal chloride. The precipitate thus obtained is insoluble in acetic acid. When precipitate is subjected to flame test the colour of the flame is

    A) lilac                              

    B) apple green

    C) crimson red                   

    D) golden yellow

    Correct Answer: B

    Solution :

    [b] \[BaC{{l}_{2}}+{{K}_{2}}Cr{{O}_{4}}\to BaCr{{O}_{4}}+2KCl.BaCr{{O}_{4}}\]is insoluble in acetic acid and Ba gives apple green colour in flame test.


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