Question
Diamond is harder than graphite because of which of the
following reason?Solution
Diamond and Graphite both are allotropes of carbon. In Diamond, the molecules have strong force between its molecules while graphite has loose force of attraction between its molecules. Diamond has less intermolecular space between molecules while graphite has more intermolecular space between its molecules. Due to this, graphite is soft and slippery in nature whereas diamond is the hardest substance known to man.
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