XI Chemistry State Of Matter: Solids Online Test Mdcat-2024

XI Chemistry States Of Matter Solid Online Test Mdcat
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Instructions for Chapter State Of Matter: Solids Online Test Mdcat-2024:

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Test Details:

  • Subject: Chemistry
  • Class: 1st year or 11
  • Chapter name: State Of Matter: Solids
  • Test: MDCAT 2024
  • Book: Sindh Textbook
  • Total No. Of MCQS: 50
  • Time Allowed: 50 Minutes
  • Price : Free
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XI Chemistry States Of Matter: Solid Online Test Mdcat-2024

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Best Of luck MDCAT Aspirants.

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1. Which statement best describes the kinetic molecular theory as it applies to solids?

2 / 50

2. Why do solids maintain a definite shape and volume according to the kinetic molecular theory?

3 / 50

3. What type of molecular motion is predominant in solids?

4 / 50

4. Why are solids generally incompressible?

5 / 50

5. Which of the following best explains why solids have a definite shape?

6 / 50

6. Which process describes the transition of a solid directly into a gas?

7 / 50

7. Which of the following is not a sublime?

8 / 50

8. Select the correct statement regarding crystalline solids:

9 / 50

9. Regular repetition of edges and faces in a crystal is known as.

10 / 50

10. A phenomenon in which crystal solids show a variation in their certain physical properties along different directions in crystal lattice :

11 / 50

11. The phenomenon in which different solid substances exist in the same crystalline structure is called as.

12 / 50

12. Calcite and Aragonite are __ to each other

13 / 50

13. Select the correct statement

14 / 50

14. Which type of crystalline solid has a three-dimensional network of covalently bonded atoms?

15 / 50

15. What is the primary bonding mechanism in metallic solids?

16 / 50

16. Which type of crystalline solid is typically held together by London dispersion forces and dipole-dipole interactions?

17 / 50

17. Which type of crystalline solid conducts electricity in the molten state or in aqueous solution but not in the solid state?

18 / 50

18. Which type of crystalline solid is characterized by a regular arrangement of positive and negative ions?

19 / 50

19. Which type of crystalline solid has delocalized electrons that allow it to conduct electricity well?

20 / 50

20. Which type of crystalline solid is held together by strong electrostatic forces between oppositely charged ions?

21 / 50

21. Which type of crystalline solid can be malleable and ductile due to the ability of atoms to slide past each other?

22 / 50

22. Select the incorrect statement

23 / 50

23. If the limiting radius ratio of ionic solids is 0.15 to 0.22 then coordination no and it's shape will be, respectively.

24 / 50

24. In terms of coordination number, a larger radius ratio (r+/r-) generally leads to:

25 / 50

25. Which of the following is correct for radius ratio of ionic solids?

26 / 50

26. If the radius of Zn+² ion is 0.74A° and S־² ion is 1.84 A°.then its radius ratio and the geometry will be respectively

27 / 50

27. Covalent solids :

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28. Ice, Iodine, Dry Ice are the examples of

29 / 50

29. Silicon carbide is:

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30. The smallest structural part of a crystal lattice is known as

31 / 50

31. Select the correct statement

32 / 50

32. NaCl is a :

33 / 50

33. Number of chloride ions at the eight corners of cube

34 / 50

34. Number of chloride ions at the corner of one unit cell

35 / 50

35. Total number of chloride ions in each unit cell

36 / 50

36. Number of sodium ions on each edge of cube

 

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37. Total no of sodium ions in each unit cell:

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38. In Hexagonal close packing which type of arrangement of atoms is developed

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39. Space used by ABCA layer arrangement

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40. Coordination number in ABA and ABCA layer arrangement respectively

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41. ABAC type of layer arrangement is developed in

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42. What factor primarily determines the magnitude of lattice energy in an ionic compound?

43 / 50

43. As the charge on the ions in an ionic compound increases, what happens to the lattice energy?

44 / 50

44. Which factor does NOT influence the lattice energy of an ionic compound?

45 / 50

45. Lattice energy is indirectly determined by the use of?

46 / 50

46. Lattice energy values are important for predicting. ?

47 / 50

47. If all three axes in unit cell are different length but all angles are of 90° then it is identified as:

48 / 50

48. The temperature at which two allotropic forms co-exist in equilibrium is called as:

49 / 50

49. Graphite can conduct electricity in one direction only. With this behavior, it is said to be:

50 / 50

50. Select the incorrect

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