Title: The Solid State MCQs Mock Test of Class 12th Chemistry

Welcome to your The Solid State MCQs Mock Test of Class 12th Chemistry

1. 
Q1. When X-rays are diffracted by a series of planes, the resultant intensity is sometimes zero; these are created by absent reflections; what is the number of absent reflections divided?
2. 
Q2. Which of the following claims about crystal lattice diffraction patterns is correct?
3. 
Q3. What are the crystallization’s initial materials?
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Q4. What are the most key factors of solid-state reactions?
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Q5. Which approach can be employed to produce a high degree of homogeneity in the creation of ZnFe2O4 spinel?
6. 
Q6. In the zone melting approach, which of the following principles was used?
7. 
Q7. Which solid structure has a definite and sharp melting point?
8. 
Q8. _________ is a crystalline’s basic repetitive structural unit.
9. 
Q9. Sulfur exists in two polymorphic forms ____________ and ______________
10. 
Q10. What is the total number of Bravais lattices in the crystal structures?
11. 
Q.11. Which of the following statements about amorphous solids is incorrect ?
12. 
Q.12. Which of the following statement is not true about amorphous solids ?
13. 
Q.13. Which of the following is not a characteristic property of solids?
14. 
Q.14. Most crystals show good cleavage because their atoms, ions or molecules are
15. 
Q.15. The coordination number of Y will be in the XY types of crystal:
16. 
Q.16. Which of the following is not a crystalline solid?
17. 
Q.17. Which of the following is an amorphous solid ?
18. 
Q.18. “Crystalline solids are anisotropic in nature. What is the meaning of anisotropic in the given statement?
19. 
Q.19. A crystalline solid
20. 
Q.20. Which of the following is not a characteristic of a crystalline solid ?
21. 
Q.21. Which of the following is not a crystalline solid?
22. 
Q.22. Which one of the following is non-crystalline or amorphous?
23. 
Q.23. In Zinc blende structure
24. 
Q.24. A unit cell of BaCl2 (fluorite structure) is made up of
25. 
Q.25. Alkali halides do not show Frenkel defect because
26. 
Q.26. The fraction of the total volume occupied by the atoms present in a simple cube is
27. 
Q.27. Edge length of unit cell of chromium metal is 287 pm with bcc arrangement. The atomic radius is of the order
28. 
Q.28. The edge length of fee cell is 508 pm. If radius of cation is 110 pm, the radius of anion is
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Q.29. The density of a metal which crystallises in bcc lattice with unit cell edge length 300 pm and molar mass 50 g mol-1 will be
30. 
Q.30. p-type semiconductors are formed When Si or Ge are doped with
31. 
Q.31. Which of the following conditions favours the existence of a substance in the solid state?
32. 
Q.32. How many lithium atoms are present in a unit cell with edge length 3.5 Å and density 0.53 g cm-3? (Atomic mass of Li = 6.94):
33. 
Q.34. An element with atomic mass 100 has a bcc structure and edge length 400 pm. The density of element is
34. 
Q.35. Fe3O4 (magnetite) is an example of
35. 
Q.36. Which of the following crystals does not exhibit Frenkel defect?
36. 
Q.37. What type of stoichiometric defect is shown by ZnS?
37. 
Q.38. NaCl type crystal (with coordination no. 6 : 6) can be converted into CsCl type crystal (with coordination no. 8 : 8) by applying
38. 
Q.39. How many chloride ions are surrounding sodium ion in sodium chloride crystal ?
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Q.40. In NaCl structure
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Q.41. Silver halides generally show
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Q.42. Which of the following will have metal deficiency defect?
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Q.43. In which pair most efficient packing is present?
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Q.44. What is the effect of Frenkel defect on the density of ionic solids?
44. 
Q.45. In a Schottky defect
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Q.46. To get n-type of semiconductor, germanium should be doped with
46. 
Q,47. Iodine molecules are held in the crystals lattice by ________.
47. 
Q.48. Which of the following is not the characteristic of ionic solids?
48. 
Q.49. In face-centred cubic lattice, a unit cell is shared equally by how many unit cells
49. 
Q.50. The number of atoms per unit cell of bcc structure is

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