General Knowledge - General Science - Discussion
Discussion Forum : General Science - Elements and Metals (Q.No. 12)
12.
The hardest substance available on earth is
Discussion:
79 comments Page 7 of 8.
Omaish Azmi said:
1 decade ago
Diamond is very lightly diamond is not stroke by hammer.
Silviya.s said:
1 decade ago
Because of strong covalent bond between the carbon atom.
Navya chowdary said:
1 decade ago
Because of the presence of closely packed carbon bonds.
Jayanti said:
9 years ago
Platinum is the hardest substance available on Earth.
Falgun said:
1 decade ago
Because it's molecules force of attraction is high.
Sarika M. More said:
1 decade ago
Because of formation of "cage-structure".
Varun said:
1 decade ago
Due strong bonding 8 e held tightly so thats why.
Kartheek said:
9 years ago
It is very hard substance than any other metal.
Dave L said:
9 years ago
Graphene is the hardest material known to man.
Adams said:
8 years ago
Because it is the hardest subtance on earth.
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