This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part I) Chapter 1 Solid State – Quiz 18 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part I) Chapter 1 Solid State Quiz 18 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. For each pair, indicate which bond will be stronger-a. C-H, Li-F A) C-H. B) Li-F. C) Both. D) None of the above. Show Answer Correct Answer: B) Li-F. 2. In He-Ne laser active energy levels for transitions are provided by A) Ne atoms. B) He atoms. C) Both He and Ne. D) CO$_{2}$ atoms. Show Answer Correct Answer: A) Ne atoms. 3. Name the defects noticed when a solid is heated. A) Frenkel Defect. B) Interstitial Defect. C) Schottky Defect. D) Vacancy Defect. Show Answer Correct Answer: D) Vacancy Defect. 4. Sodium chloride, NaCl usually crystallizes in a face centred cubic lattice. How many ions are in contact with any single Na$^{+}$ ion? A) 1. B) 4. C) 6. D) 8. Show Answer Correct Answer: C) 6. 5. What are the different types of magnetic properties exhibited by materials? A) Supermagnetism. B) Hyperparamagnetism. C) Ultradiamagnetism. D) Ferromagnetism, Antiferromagnetism, Ferrimagnetism, Paramagnetism, Diamagnetism. Show Answer Correct Answer: D) Ferromagnetism, Antiferromagnetism, Ferrimagnetism, Paramagnetism, Diamagnetism. 6. Schottky Defect and frenkal Defect is likely to be found in A) ZnS. B) AgBr. C) AgI. D) NaCl. Show Answer Correct Answer: B) AgBr. 7. At 300K, 0.2 moles of glucose per litre has an osmotic pressure of 5 bar. If the osmotic pressure of another glucose solution is 2.5 bar at 300K, what will be its concentration? A) 0.1 M. B) 0.4 m. C) O.2 m. D) 0.6 M. Show Answer Correct Answer: A) 0.1 M. 8. For which of the following ionic crystalline solids, does the cation-anion bond have the largest amount of covalent character? A) Cds. B) NaBr. C) Bao. D) Lif. Show Answer Correct Answer: A) Cds. 9. Niobium crystallises in body-centred cubic structure. If density is 8.55 g cm$^{-3}$, calculate atomic radius of niobium using its atomic mass 93 u. A) 331 pm. B) 143 pm. C) 331 nm. D) 143 nm. Show Answer Correct Answer: B) 143 pm. 10. No. of atom present in end centered cubic cell:- A) 4. B) 2. C) 1. D) 3. Show Answer Correct Answer: B) 2. 11. Most symmetric primitive unit cell is A) Cubic. B) Monoclinic. C) Triclinic. D) Orthorhombic. E) None of above. Show Answer Correct Answer: A) Cubic. 12. In DC shunt motor, the torque is directly proportional to A) Square of armature current. B) Armature current. C) Speed. D) Field current. Show Answer Correct Answer: B) Armature current. 13. The addition of CaCl$_{2}$ crystal to a KCl crystal A) Lower the density of the KCl crystal. B) Raises the density of the KCl crystal. C) Does not affect the density of the KCl crystal. D) Increases the Frenkel defects of KCl crystal. Show Answer Correct Answer: A) Lower the density of the KCl crystal. 14. Na and Mg crystallize in crystals of bcc and fcc form respectively and then the amount of Na and Mg atoms present in their respective crystal unit cells is: A) 4 and 2. B) 9 and 14. C) 14 and 9. D) 2 and 4. Show Answer Correct Answer: D) 2 and 4. 15. ..... are attracted by a magnetic field but lose their magnetism in the absence of the magnetic field. A) Diamagnetic. B) Ferromagnetic. C) Paramagnetic. D) Ferrimagnetic. Show Answer Correct Answer: C) Paramagnetic. 16. What type of stoichiometric defect is shown by ZnS? A) Schottky defect. B) Frenkel defect. C) Both Frenkel and Schottky defects. D) Non-stoichiometric defect. Show Answer Correct Answer: B) Frenkel defect. 17. An ionic compound AB$_{2}$ possesses CaF$_{2}$ type crystal structure. Write the coordination numbers of A$^{2+}$ and B$^{-}$ ions in crystals of AB$_{2}$. A) N. of A$^{2+}$ = 2C.N. of B$^{-}$= 1. B) N. of A$^{2+}$ = 4C.N. of B$^{-}$= 2. C) N. of A$^{2+}$ = 8C.N. of B$^{-}$= 4. D) N. of A$^{2+}$ = 4C.N. of B$^{-}$= 8. Show Answer Correct Answer: C) N. of A$^{2+}$ = 8C.N. of B$^{-}$= 4. 18. Suppose the radius of an atom of an element is 75pm and the lattice type is body centred cubic, what is the edge length of the unit cell? A) 173.2pm. B) 137.2pm. C) 123.7pm. D) 153.2pm. Show Answer Correct Answer: A) 173.2pm. 19. What is a limitation of solid-state storage in terms of reliability? A) Unlimited read and write cycles. B) Limited number of read and write cycles. C) High energy consumption. D) Slow data access. Show Answer Correct Answer: B) Limited number of read and write cycles. 20. Within the layers, the carbon atoms are arranged in graphite are A) Hexagons. B) Pentagons. C) All the above. D) None of the above. Show Answer Correct Answer: A) Hexagons. 21. The following methods are adopted for discarding wastes: A) Landfill. B) Incineration. C) Composting. D) All the above. Show Answer Correct Answer: D) All the above. 22. N-type semiconductor has the following properties except A) Doping will contributes free electrons. B) Known as Donor Impurities. C) Addition of pentavalent impurities. D) Known as acceptor impurities. Show Answer Correct Answer: D) Known as acceptor impurities. 23. What factors affect the potential barrier in a diode? A) Material thickness. B) Light exposure conditions. C) Voltage drop across the diode. D) Doping concentration, temperature, semiconductor type, and external electric fields. Show Answer Correct Answer: D) Doping concentration, temperature, semiconductor type, and external electric fields. 24. In which of the following crystals alternate tetrahedral voids are occupied? A) NaCl. B) ZnS. C) CaF$_{2}$. D) Na$_{2}$O. Show Answer Correct Answer: B) ZnS. 25. Silicon carbide is an example of A) Covalent solid. B) Molecular solid. C) Metallic solid. D) Ionic solid. Show Answer Correct Answer: A) Covalent solid. ← 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