P-Block Elements Ques 8

Question: The hardest substance amongst the following is

[Kerala PMT 2004]

Options:

A) $ Be_2C $

B) Graphite

C) Titanium

D) SiC

E) $ B_4C $

Show Answer

Answer:

Correct Answer: E

Solution:

$ B_4C $ is the hardest substance along with diamond.



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