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Class 10 Science Medium Mcq English Medium

Diamond, an allotrope of carbon, is notable for being

Question
Diamond, an allotrope of carbon, is notable for being
The hardest natural substance known, with a very high melting and boiling point
A good conductor of electricity
Malleable
A liquid at room temperature
Answer
The hardest natural substance known, with a very high melting and boiling point
Detailed Explanation
Diamond is the hardest natural substance known and has a very high melting and boiling point.
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