Question

22. Which of the following statements are not true about diamond?
a. Diamond is made of carbon
b. Diamond is the hardest substance
c. Diamond is poor conductor of heat
d. Diamond is non ductile​

Answer 1

Answer:

a)Yes

b)No

c)No

d)Yes

Explanation:

a)because it is lustures

b)no diomand can break any strong metal but diomand can be broken by another diomand

c)it is the only non - metal which conducts heat

d)yes it cannot be broken