JEE Main & Advanced Chemistry Analytical Chemistry Question Bank Critical Thinking Analytical

  • question_answer
    A chemistry student trying to detect the metallic ion in a salt, makes a paste on a clean platinum wire loop of the salt with concentrated \[HCl\]. When he takes a small amount of this paste and keeps it in a non-luminous Bunsen flame, the colour of the flame changes to grassy green. He should, therefore, conclude that the metal is [Manipal MEE 1995]

    A) Barium

    B) Calcium

    C) Potassium

    D) Strontium

    Correct Answer: A

    Solution :

    'Ba' gives characteristic green flame in Bunsen burner.


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