WB JEE Medical WB JEE Medical Solved Paper-2011

  • question_answer
    Platinum, palladium and iridium are called noble metals because

    A)  Alfred Nobel discovered them

    B)  they are shining lustrous and pleasing to look at

    C)  they are found in native state

    D)  they are inert towards many common reagents

    Correct Answer: D

    Solution :

                     These elements are called noble metals because they are not acted upon by even strong acids and bases.


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