Fill in the blanks
1. Each atom in the comer of cubic unit cell is shared by ………… neighbouring unit cells.
2. The number of atoms in bcc unit cell is …………
3. The number of atoms in a fee unit cell is ………….
4. ……… is the most powerful tool for the determinaiton of crystal structure.
5. Only ……… of the available volume is occupied by the spheres in simple cubic packing
6. Of all the metals in the periodic table, only ……… crystallizes in simple cubic pattern.
7. In bcc cubic pattern ……. of the available volume is occupied.
8. If the third layer arrangement is aba arrangement, it is called ……… arrangement.
9. If third layer arrangement is abc arrangment, it is known as ……… arrangement.
10. In both ……… and …… arrangements, the coordination number of each sphere is 12.
