IIT JEE : Solid State QUESTIONS AND ANSWERS :: part2 : 26 to 30
Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :
26.In which of the following arrangements, a metal would have least density? |
| BCC |
| CCP |
| HCP |
| In all the three arrangements, the density would be same. |
27.If we mix pentavalent impurity in a crystal lattice of germanium, the type of semi-conductor formed is |
| n-type |
| p-type |
| both n and p type |
| none of the two. |
28.In a body centred cubic unit cell of a metallic substance, the number of atoms per unit cell is |
| 4 |
| 1 |
| 2 |
| 3. |
29.The number of kinds of space lattices that are possible in a crystal is |
| 23 |
| 7 |
| 230 |
| 14. |
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