This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part I) Chapter 1 Solid State – Quiz 12 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part I) Chapter 1 Solid State Quiz 12 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Arise due to cationic vacancies. It occurs when positive ions are missing from its crystal lattice.To maintain electrical neutrality, one of the nearest metal ion acquires two positive charge. The above statement describe about A) Metal Deficiency defect. B) Metal excess defect due to anionic vacancies. C) Metal excess defect due to extra cations. D) Metal addition defect. Show Answer Correct Answer: A) Metal Deficiency defect. 2. What is the full form of IGBT ..... ? A) Insulation gate bipolar transistor. B) Insulation gate bidirectional transistor. C) Insulated gate bipolar transistor. D) Insulated gate bidirectional transistor. Show Answer Correct Answer: C) Insulated gate bipolar transistor. 3. Silver halides generally show A) Schottky defect. B) Frenkel defect. C) Both Frenkel and Schottky defects. D) Cation excess defect. Show Answer Correct Answer: C) Both Frenkel and Schottky defects. 4. Ikatan solid-state melibatkan 1 atau lebih fenomena berikut, kecuali? A) Difusi. B) Tekanan. C) Gerakan antar muka relatif. D) Regangan. Show Answer Correct Answer: D) Regangan. 5. Monochromatic means that? A) The light consist of two colors. B) Thelight consist of only one color. C) The light consist of three color. D) Only two light wavelengths are distinguished. Show Answer Correct Answer: B) Thelight consist of only one color. 6. Copper crystal has a face-centred cubic lattice structure. Atomic radius of copper atom is 128 pm. Calculate the density of copper. Atomic mass of copper=63.5u. A) 8.9g/cm$^{3}$. B) 22.9g/cm$^{3}$. C) 32.9g/cm$^{3}$. D) 42.16g/cm$^{3}$. Show Answer Correct Answer: A) 8.9g/cm$^{3}$. 7. What is the total number of Bravais lattices in the crystal structures? A) 3. B) 6. C) 14. D) 24. Show Answer Correct Answer: C) 14. 8. The number of atoms in hcp unit cell? A) 4. B) 6. C) 12. D) 17. Show Answer Correct Answer: B) 6. 9. Experimentally it was found that a metal oxide has formula M$_{0.98}$O. Metal M, present as M$^{2+}$ and M$^{3+}$ in its oxide. Fraction of the metal which exists as M$^{3+}$ would be A) 7.01%. B) 4.08%. C) 6.05%. D) 5.08%. Show Answer Correct Answer: B) 4.08%. 10. Crystals have a regularly repeating pattern that extends theoretically to infinity; this is called? A) Close packing. B) FCC Array. C) Long-range order. D) Structural entropy. Show Answer Correct Answer: C) Long-range order. 11. A form of matter that has a definite shape, volume, and density is called? A) Solid. B) Liquid. C) Gas. D) Plasma. Show Answer Correct Answer: A) Solid. 12. The relationship between the radius (r) of the octahedral void and the radius (R) of the atoms in close packing is A) R = 0.155 R. B) R = 0.225 R. C) R = 0.414 R. D) R = 0.732 R. Show Answer Correct Answer: C) R = 0.414 R. 13. CuCO$_{3}$ A) Green, soluble. B) Green, insoluble. C) Brown, soluble. D) White, insoluble. Show Answer Correct Answer: B) Green, insoluble. 14. The coordination number of C in graphite is A) 3. B) 4. C) 6. D) 8. Show Answer Correct Answer: A) 3. 15. Thyristor is a A) PNPN devise. B) NPN device. C) PN device. D) 4 terminal device. Show Answer Correct Answer: A) PNPN devise. 16. Crystalline solid are: A) Glass. B) Rubber. C) Plastic. D) Sugar. Show Answer Correct Answer: D) Sugar. 17. Packing efficiency of body centred unit cell A) 54. B) 68. C) 74. D) 52. Show Answer Correct Answer: B) 68. 18. What is the unit cell in CCP of spheres A) Simple cubic. B) FCC. C) BCC. D) Hexagonal. Show Answer Correct Answer: B) FCC. 19. Which is incorrect statement? A) In NaCl structure, tetrahedral voids are unoccupied. B) In ZnS structure, octahedral voids are unoccupied. C) In CaF2, structure, all tetrahedral voids are occupied. D) In Na2O structure, all tetrahedral voids are unoccupied. Show Answer Correct Answer: D) In Na2O structure, all tetrahedral voids are unoccupied. 20. If Z is the number of atoms in the cell that represents the closest packing sequence ABCABC ..... the number of tetrahedral voids in the unit cell is A) Z. B) 2Z. C) Z/2. D) Z/4. Show Answer Correct Answer: B) 2Z. 21. Waste from nuclear plants and thermal plants are classified as A) Urban waste. B) Industrial waste. C) Hazardous waste. D) None of the above. Show Answer Correct Answer: B) Industrial waste. 22. The electric traction is which type of load A) Constant torque load. B) Torque proportional to the Speed. C) Torque proportional to Square of the Speed. D) Torque inversely proportional to the Speed. Show Answer Correct Answer: D) Torque inversely proportional to the Speed. 23. When constituent particles are present only at the corners of a cubic unit cell is called A) Primitive unit cell. B) FCC unit cell. C) BCC unit cell. D) All of these. Show Answer Correct Answer: A) Primitive unit cell. 24. All of the following share the same crystal structure except A) RbCl. B) CsCl. C) LiCl. D) NaCl. Show Answer Correct Answer: B) CsCl. 25. Which device commonly uses SD cards? A) Old floppy disk drives. B) Desktop computers. C) Digital cameras. D) Mainframe computers. Show Answer Correct Answer: C) Digital cameras. ← 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