JEE Main & Advanced Chemistry The d-and f-Block Elements / d तथा f ब्लॉक के तत्व Question Bank General Characteristics

  • question_answer
    Platinum, palladium, iridium etc., are called noble metals because [NCERT 1975; CPMT 1976]

    A) Alfred Noble discovered them

    B) They are inert towards many common reagents

    C) They are shining lustrous and pleasing to look at

    D) They are found in active state

    Correct Answer: B

    Solution :

    They are inert towards many common reagents.


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