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JIPMER 2005
Exam
JIPMER
Year
2005
Subject
Chemistry
Chapter
p Block Elements (Group 13 & 14)

JIPMER 2005 · Chemistry · p Block Elements (Group 13 & 14)

The hardest substance is

The hardest substance is

Options

  1. Airon
  2. Bsteel
  3. Cdiamond
  4. Dgraphite

Correct answer

C. diamond

Step-by-step solution

The hardest substance in the nature is diamond due to complex tetrahedral structure.
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