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12th Class Chemistry The d-and f-Block Elements / d तथा f ब्लॉक के तत्व Question Bank 12th CBSE Chemistry The d-and f-Block Elements

  • question_answer
      Enthalpies of atomisation of 2nd and 3rd transition series are higher than the corresponding metals of first transition series.

    Answer:

      This fact can be explained on the basis that heavy transition metals have much more strong metal-metal bonding.


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