11th Class Chemistry The p-Block Elements-I

  • question_answer 65)   Which of the following statements are correct? (a) Fullerenes have dangling bonds. (b) Fullerenes are cage-like molecules. (c) Graphite is thermodynamically the most stable allotrope of carbon. (d) Graphite is slippery and hard and therefore used as a dry lubricant in machines.

    Answer:

      (b, c) Alternative (b) and (c) are correct while (a) and (d) are wrong.


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