11th Class Physics Physical World / भौतिक जगत Question Bank 11th CBSE Physics Mathematical Tools, Units & Dimensions

  • question_answer
    Graphite is conductor of electricity. Given reasons.  

    Answer:

    In graphite 3 electrons of each carbon atom are covalently bonded to three other C-atoms of its own layer. The fourth valence electron of each atom forms a delocalised layer of mobile electrons. This is why graphite is a conductor of electricity.  


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