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Class 12 Chemistry: Solid State
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MCQs on solid state characteristics, amorphous solids, crystalline solids and its classification, crystal lattices, unit cells, close packed structures, packing efficiency, unit cells calculations, solids imperfections, solid state electrical and magnetic properties.
 

Class 12 Chemistry: Solid State
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25 Questions

1. How many parameters are used to characterize a unit cell?
2. Which type of solids are formed by three-dimensional arrangement of cations and anions bound by strong electrostatic force?
3. According to the band theory, increase in number of atoms participating in crystal formation leads to ________ in number of molecular orbitals containing electrons.
4. Which is not a characteristic of crystalline solids?
5. What is the coordination number of a body-centered unit cell?
6. Identify the dimensional relation for the unit cell illustrated below.
Find the dimensional relation for the unit cell from the given diagram
7. What is the radius of a metal atom if it crystallizes with body-centered lattice having a unit cell edge of 333 Pico meter?
8. If the radius of a Chloride ion is 0.154 nm, then what is the maximum size of a cation that can fit in each of its octahedral voids?
9. An element of density 8.0 g/cm3 forms an FCC lattice with unit cell edge of 300 pm. Calculate the number of atoms present in 0.5kg of the element.
10. Which of the following can be used to describe a crystalline solid?
11. Quartz is an example of ___________
12. Which is the most unsymmetrical crystal system?
13. Solid state is denser than the liquid and gaseous states of the same substance. Which of the following is an exception to this rule?
14. Which of the following statements is true for an amorphous solid?
15. Which of the following consists of either atoms or molecules formed by non polar covalent bonds?
16. Impurity defect is a type of point defect. It can occur __________
17. If a metal forms a FCC lattice with unit edge length 500 pm. Calculate the density of the metal if its atomic mass is 110.
18. Lithium forms a BCC lattice with an edge length of 350 pm. The experimental density of lithium is 0.53 g cm-3. What is the percentage of missing lithium atoms? (Atomic mass of Lithium = 7 amu)
19. Which of the following describes a general solid?
20. Which of the following elements have a negative value of magnetic susceptibility?
21. If a crystal lattice has 6 closed-pack spheres, what the number of tetrahedral voids in the lattice?
22. In a crystal, if a fault exists in the arrangement at a point, it is called as _________
23. State whether true or false: The number of defects in a crystal can be minimized by carrying out the process of crystallization at a slow rate.
24. Which among the following statements is correct?
25. Atoms of element X form a BCC and atoms of element Y occupy 3/4th of the tetrahedral voids. What is the formula of the compound?