The hardest form of carbon is
A. coke
B. graphite
C. diamond
D. charcoal
Answer: Option C
Solution(By Examveda Team)
The allotropes of carbon include graphite, one of the softest known substances, and diamond, the hardest naturally occurring substance.Related Questions on Chemistry
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B. Fire in coal mines
C. Dry farming
D. Monsoon
E. Trade winds
The nucleus of an atom consists of
A. electrons and neutrons
B. electrons and protons
C. protons and neutrons
D. All of the above
The number of moles of solute present in 1 kg of a solvent is called its
A. molality
B. molarity
C. normality
D. formality
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