This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part I) Chapter 1 Solid State – Quiz 38 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part I) Chapter 1 Solid State Quiz 38 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. How do you determine the dynamic resistance of a diode? A) Dynamic resistance is determined by the diode's capacitance. B) Dynamic resistance is calculated using the formula r d = I / V. C) Dynamic resistance is calculated as r d = $\Delta$V / $\Delta$I. D) Dynamic resistance is the same as static resistance. Show Answer Correct Answer: C) Dynamic resistance is calculated as r d = $\Delta$V / $\Delta$I. 2. Find the molarity of 186.55 g of sucrose (C$_{12}$H$_{22}$O$_{11}$) in 250 mL of water. A) 2.18 M. B) 0.746 M. C) 1.18 M. D) 0.545 M. Show Answer Correct Answer: A) 2.18 M. 3. In a primitive unit cell atoms are present at the A) Corners & Centers of any 2 opposite sides. B) Corners only. C) Corners and Body Centre. D) Corners & Centers of all faces. Show Answer Correct Answer: B) Corners only. 4. In solid lattice the cation has left the lattice site and is located at interstetial position, the lattice defect is A) Interstetial. B) Vacany. C) Frenkel. D) Schottky. Show Answer Correct Answer: C) Frenkel. 5. In non-polar molecular solids, the binding force between the particles is A) Stronger dipole-dipole interactions. B) Strong hydrogen bond. C) London dispersion forces. D) Covalent bond. Show Answer Correct Answer: C) London dispersion forces. 6. The lattice site in a pure Crystal cannot be occupied by ..... A) Molecules. B) Ions. C) Electrons. D) Atoms. Show Answer Correct Answer: C) Electrons. 7. Phosphorous can enter the crystal structure of group 14 element forms A) P-type semi conductor. B) N-type semi conductor. C) All the above. D) None of the above. Show Answer Correct Answer: B) N-type semi conductor. 8. Solids with high value of conductivity are called A) Conductors. B) Non metal. C) Insulators. D) Semi Conductors. Show Answer Correct Answer: A) Conductors. 9. B doped with Si is an example of A) Vacancy defect. B) Interstitial defect. C) N-type semiconductor. D) P-type semiconductor. Show Answer Correct Answer: D) P-type semiconductor. 10. Electrical conductivity in metallic solid is due to A) Ions. B) Electrons. C) Impurity. D) None of the above. Show Answer Correct Answer: B) Electrons. 11. To get a n-type semiconductor from silicon, it should be doped with a substance with valence ..... A) 2. B) 3. C) 4. D) 5. Show Answer Correct Answer: D) 5. 12. FERROMAGNETIC substances lose ferrimagnetism on heating and become A) Paramangetic. B) Antiferromagnetic. C) Normal metals or substance. D) Dimagnetic. Show Answer Correct Answer: A) Paramangetic. 13. Anti fluorite structure is for A) Th0$_{2}$. B) Na$_{2}$o. C) Both a and b. D) None of these. Show Answer Correct Answer: B) Na$_{2}$o. 14. Alkali halides do not show Frenkel defect because A) Cations and anions have almost equal size. B) There is a large difference in size of cations and anions. C) Cations and anions have low coordination number. D) Anions cannot be accommodated in voids. Show Answer Correct Answer: A) Cations and anions have almost equal size. 15. Which of the following describes the structure of diamond? A) Hexagonal close-packed. B) Face-centered cubic. C) Tetrahedral arrangement. D) Body-centered cubic. Show Answer Correct Answer: C) Tetrahedral arrangement. 16. The defect found in ZnS is A) Schottky. B) Frenkel. C) Both A and B. D) None of these. Show Answer Correct Answer: B) Frenkel. 17. Which of the following unit cell has all the angles at 90$^\circ$ but the sides are of unequal length? A) Orthorhombic unit cell. B) Monoclinic unit cell. C) Triclinic unit cell. D) Hexagonal unit cell. Show Answer Correct Answer: A) Orthorhombic unit cell. 18. An element is made up of only one kind of ..... A) Isotope. B) Plastic. C) Atom. D) Metal. Show Answer Correct Answer: C) Atom. 19. In a compound atoms of element Y from ccp lattice and those of element X occupy 2/3rd of tetrahedral voids. The formula of the compound will be A) X3Y4. B) X2Y. C) X4Y3. D) X2Y3. Show Answer Correct Answer: C) X4Y3. 20. In which welding process is material deformation achieved by hammering together hot materials? A) Cold Welding (CW). B) Forge welding. C) Diffusion Bonding (DFW). D) Ultrasonic Welding (USW). Show Answer Correct Answer: B) Forge welding. 21. Which of the following will have metal deficiency defect? A) NaCl. B) FeO. C) KCl. D) ZnO. Show Answer Correct Answer: B) FeO. 22. Below are true about assumptions of the Kinetic Molecular Theory, EXCEPT A) The volume occupied by gas molecule is not negligible when compared to volume of gas. B) Gas particles are in constant, random, straight-line motion. C) Gas particles do not exert attractive or repulsive forces on each other except during collisions. D) Collisions are elastic. Show Answer Correct Answer: A) The volume occupied by gas molecule is not negligible when compared to volume of gas. 23. Close packing is Maximum in the crystal lattice of A) Simple cubic. B) Fcc. C) Bcc. D) End Centred. Show Answer Correct Answer: B) Fcc. 24. An ionic compound has a unit cell consisting of A ions at the corners of a cube and B ions on the centres of the faces of the cube. The empirical formula for this compound would be: A) A. AB. B) AB$_{3}$. C) A$_{3}$B. D) A$_{2}$B. Show Answer Correct Answer: B) AB$_{3}$. 25. P-type semiconductors are formed when Silicon or Germanium is doped with Group A) 13. B) 14. C) 12. D) 15. Show Answer Correct Answer: A) 13. ← PreviousNext →Related QuizzesClass 12 Chemistry (Part I) Chapter 1 Solid State Quiz 1Class 12 Chemistry (Part I) Chapter 1 Solid State Quiz 2Class 12 Chemistry (Part I) Chapter 1 Solid State Quiz 3Class 12 Chemistry (Part I) Chapter 1 Solid State Quiz 4Class 12 Chemistry (Part I) Chapter 1 Solid State Quiz 5Class 12 Chemistry (Part I) Chapter 1 Solid State Quiz 6Class 12 Chemistry (Part I) Chapter 1 Solid State Quiz 7Class 12 Chemistry (Part I) Chapter 1 Solid State Quiz 8Class 12 Chemistry (Part I) Chapter 1 Solid State Quiz 9Class 12 Chemistry (Part I) Chapter 1 Solid State Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books