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Questions
What are allotropes?
What do you understand by allotropy?
Solution
Allotropy is the existence of an element in more than one form, having the same chemical properties but different physical properties. The various forms of an element are called allotropes. For example, carbon exists in three allotropic forms: diamond, graphite, and fullerenes.
RELATED QUESTIONS
Give reasons: Diamond is used as an abrasive.
Sketch the structure of two allotropes of carbon namely diamond and graphite. What is the impact of structure on physical properties of two allotropes?
Which of the following is a crystalline form of carbon?
Assertion : Among the carbon allotropes, diamond is an insulator, whereas, graphite is a good conductor of electricity.
Reason : Hybridization of carbon in diamond and graphite are sp3 and sp2, respectively.
