A cubic unit cell has one atom on each corner and one atom on each body diagonal. The number of atoms in the unit cell is

A cubic unit cell has one atom on each corner and one atom on each bod

1.	A cubic unit cell has one atom on each corner and one atom on each body diagonal. The number of atoms in the unit cell is
Answer» <html><body><p><br/></p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :<a href="https://interviewquestions.tuteehub.com/tag/contribution-932552" style="font-weight:bold;" target="_blank" title="Click to know more about CONTRIBUTION">CONTRIBUTION</a> by atoms on the corners = `8times1/8=1`. As atoms on the body diagonals not shared by any other unit <a href="https://interviewquestions.tuteehub.com/tag/cell-25680" style="font-weight:bold;" target="_blank" title="Click to know more about CELL">CELL</a> and there are four body diagonals, their contribution = 4 <br/> `therefore "total atoms in the unit cell " = 5`</body></html>