Which of the following code is correct regarding allotrops of carbon ?
I. Carbon exist in more than one allotropic form
II. Diamond is semiconductor while graphite is conductor
III. Diamond has layered structure while graphite has tetrahedral structure
IV. Diamond is non-conductor of electricity

Which of the following code is correct regarding allotrops of carbon ?

I. Carbon exist in more than one allotropic form

II. Diamond is semiconductor while graphite is conductor

III. Diamond has layered structure while graphite has tetrahedral structure

IV. Diamond is non-conductor of electricity

I and II are correct

II and III are incorrect

I and IV are incorect

All are correct

Solution

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Best answer

Diamond is non-conductor while graphite is conductor. Diamond has tetrahedral strucutre while graphite has layered structure.