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Diamond is very hard because

(a) It is a covalent solid

(b) It has large cohesive energy

(c) High melting point

(d) Insoluble in all solvents

Simran Bhatia , 11 Years ago
Grade 11
anser 2 Answers
Hrishant Goswami

Last Activity: 11 Years ago

(b)

Diamond is very hard due to large cohesive energy.

fakrunnisa

Last Activity: 11 Years ago

775_97074_index.jpegI think this ans is all but most ans is High melting point Cool

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