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ADNR's are a special manmade form of pure carbon that are harder (and denser) than natural diamonds and manmade ultrahard fullerine. I believe the answer is lonsdaleite. It is naturally made and is 58% harder than diamonds.
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∙ 14y ago
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Which group contains the hardest metals known to man?
The hardest element is chromium, which is in group 6.
What group contains the hardest metals known to man?
The hardest element is chromium, which is in group 6.
How does diamond react to other elements?
It doesnt react easily other elements. However it will burn when heated in fluorine.
Which mineral is the hardest known-to-man?
Diamond is still the hardest substance known to man. Various carbides such as tungsten carbide, boron carbide, and silicon carbide are also extremely hard, but you will notice that they all contain carbon (diamond is pure carbon - the rest are carbon compounds.)
What is the softest material known to man?
A chinchilla fur coat
Which element is the hardest?
Diamond is the hardest material known to man. Diamond is a form of carbon which has been compacted and gained a crystalline form due to intense pressure in the earth's crust. Therefore, carbon can be the hardest element.
What is the hardest element known to man?
Diamonds.
Hardest substance known to man?
Diamond
What is the hardest eggshell known to man?
Pigpen
Which is the hardest material in the world made by man?
a synthesized diamond...maybe (:
Which jewel is the hardest known-to-man?
That would be diamond.
Which group contains the hardest metals known to man?
The hardest element is chromium, which is in group 6.
What group contains the hardest metals known to man?
The hardest element is chromium, which is in group 6.
What is the hardest material know to man?
It is Beta Carbon nitride ( β-C3N4)
Which riddle is the hardest known-to-man?
I am the hardest riddle alive! wich comes first the Lego or my ego?
What is the answer to the hardest equation known to man?
1+1=2
What is are some of the hardest natural materials known to man?
Diamonds
