Semiconductor Electronics Materials Devices And Simple Circuits Ques 61

61. Diamond is very hard because

[1993]

(a) it is a covalent solid

(b) it has large cohesive energy

(c) high melting point

(d) insoluble in all solvents

Show Answer

Answer:

Correct Answer: 61.(b)

Solution:

  1. (b) Diamond is very hard due to large cohesive energy.
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