Multiple choice

Diamond is one of the allotropes of carbon. Which of the following statements regarding daimond is wrong ?

  1. Diamond crystallizes in the hexagonal system

  2. Diamond is transparent

  3. Diamond is the hardest known natural mineral

  4. The dominant industrial use of diamond is in cutting, drilling (drill bits), grinding (diamond edged cutters), and polishing
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A Correct answer
Explanation

Diamond crystallizes in the cubic system.Graphite crystallizes in the hexagonal system.

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