MCQ
The hardest substance amongst the following is
- A$B{e_2}C$
- BGraphite
- CTitanium
- ✓${B_4}C$
✓
Answer
Correct option: D.
${B_4}C$
d
(d)${B_4}C$ is the hardest substance along with diamond.
(d)${B_4}C$ is the hardest substance along with diamond.
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