Question

explain how much portion of atom is located at edge center of a unit cubic cell​

Answer 1

Answer:

An atom located at the corner of a cubic unit cell is shared by eight adjacent unit cells. Therefore,1/8th portion of the atom is shared by one unit cell. (ii) An atom located at the body centre of a cubic unit cell is not shared by its neighbouring unit cell.

Explanation:

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Answer 2

Answer:

Atom located at the corner is shared among eight adjacent unit cell, thus only 1/8 th portion of the atom is located at corner. Atom located at body center does not share any part of its neighbouring unit cell, thus whole portion of atom is located at body center of cubic unit cell.