Why are Diamonds So Hard?

Answer

A diamond is so hard because of it's chemical makeup.The way the atoms in the diamond form a link is what makes it so stable and rigid.
Q&A Related to "Why are Diamonds So Hard?"
A diamond is so hard because of it's chemical makeup.The way the atoms in the diamond form a link is what makes it so stable and rigid.
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Diamond is very hard because each carbon atom is covalently bonded the 4 carbon atoms next to it in a 3D structure. The bonds formed by carbon are also quite strong. In order to scratch
http://wiki.answers.com/Q/Why_is_diamond_so_hard
the diamond is very hard because it has crystallized at depth of 140-150 km( sometime it has crystallized at 300-400 km) into the earth to high pressure ranging approcimately betwen
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Diamonds are extremely valuable due to the lackin quantity. Diamond crystalization can take up to many thousands of years. Due to the length in the process, Diamonds are rare, making
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