This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part I) Chapter 1 Solid State – Quiz 45 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part I) Chapter 1 Solid State Quiz 45 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Schottky defect in crystals is observed A) When unequal number of cations and anions are missing from the lattice. B) When equal number of cations and anions are missing from the lattice. C) When an ion leaves its normal site and occupies an interstitial site. D) When the density of the crystal is increased. Show Answer Correct Answer: B) When equal number of cations and anions are missing from the lattice. 2. In a close packed structure the anions (B) from the lattice and cations (A) fit into alternate tetrahedral voids . What is the formula of compound? A) AB$_{2}$. B) A$_{2}$B. C) AB. D) AB$_{3}$. Show Answer Correct Answer: C) AB. 3. Dalam Ultrasonic Welding (UsW), permukaan yang bersentuhan dari 2 komponen dikenai Gaya Normal Statis saja. A) Benar. B) Salah. C) All the above. D) None of the above. Show Answer Correct Answer: B) Salah. 4. The presence of which one of the following defects in the crystal lowers its density? A) Frenkel. B) Schottky. C) Interstitial. D) F-Centre. Show Answer Correct Answer: B) Schottky. 5. Which is an example of 13-15 compound A) InSb. B) GaAs. C) CdSe. D) AlP. Show Answer Correct Answer: D) AlP. 6. An AB2 type structure is found in: A) NaCl. B) Al$_{2}$O$_{3}$. C) CaF$_{2}$. D) N$_{2}$O. Show Answer Correct Answer: C) CaF$_{2}$. 7. The edge length of FCC unit cell is 508 pm. if the radius of the cation is 110 pm, the radius of the anion is: A) 285 pm. B) 398 pm. C) 144 pm. D) 618 pm. Show Answer Correct Answer: C) 144 pm. 8. Which of the following will cause a Solid State Protection System Actuation Train Urgent alarm? 1. Loss of AC power to the Safeguards Test Cabinet 2. Safeguards Test Cabinet in TEST 3. Loose or removed circuit card 4. Actuation Train in TEST A) 1, 2, 3. B) 1, 2, 4. C) 1, 3, 4. D) 2, 3, 4. Show Answer Correct Answer: B) 1, 2, 4. 9. What is a solid-state drive (SSD)? A) A device that uses integrated circuits to store data persistently. B) A device that uses magnetic disks to store data. C) A device that uses optical discs to store data. D) A device that uses tape to store data. Show Answer Correct Answer: A) A device that uses integrated circuits to store data persistently. 10. Doping of silicon (Si)-a 14th group element with boron (B)-13th group element leads to formation of A) Alloy. B) N type semiconductor. C) P type semiconductor. D) Insulator. Show Answer Correct Answer: C) P type semiconductor. 11. represents? A) A point. B) A direction. C) A plane. D) Family of directions. Show Answer Correct Answer: D) Family of directions. 12. In F-center 'F' denotes ..... A) Vacancy. B) Colour. C) Free electron. D) Interstitial site. Show Answer Correct Answer: B) Colour. 13. Density of a crystal is given by the formula A) $\frac{a^3M}{ZN_A}$. B) $\frac{N_AM}{Za^3}$. C) $\frac{ZM}{a^3N_A}$. D) $\frac{a^3N_A}{ZM}$. Show Answer Correct Answer: C) $\frac{ZM}{a^3N_A}$. 14. Schottky defect is observed in crystal when ..... A) Some cations move from their lattice sites to interstitial sites. B) Equal number of cations and anions are missing from the lattice. C) Some lattice sites are occupied by electrons. D) Some impurity is present in the lattice. Show Answer Correct Answer: B) Equal number of cations and anions are missing from the lattice. 15. Which point defect of its crystal decrease the density of a solid A) Schottky defect. B) Frenkel defect. C) Both. D) None of the above. Show Answer Correct Answer: A) Schottky defect. 16. Prinsip Pengelasan solid-state ditunjukkan paling baik dengan contoh berikut:Jika 2 permukaan bersih didekatkan (kontak) 1 sama lain dibawah tekanan yang cukup, Mereka membentuk ikatan dan menghasilkan sambungan. A) Benar. B) Salah. C) All the above. D) None of the above. Show Answer Correct Answer: A) Benar. 17. The important characteristics of a crystal lattice are: A) Each point in a lattice is called lattice point or lattice site. B) Each point in a crystal lattice represents one constituent particle which may be an atom, a molecule(group of atoms) or an ion. C) Lattice points are joined by straight lines to bring out the geometry of the lattice. D) All of the above. Show Answer Correct Answer: D) All of the above. 18. Group 18 elements is an example of, ..... A) Molecular crystal. B) Metallic crystal. C) Atomic solid. D) Covalent crystal. Show Answer Correct Answer: C) Atomic solid. 19. How many spheres are required to form one tetrahedral void? A) 3. B) 4. C) 5. D) 6. Show Answer Correct Answer: B) 4. 20. Which of the following set of solids contains only ionic solids A) NaCl, MgO and ZnS. B) CaF2, ZnS, SiO2. C) MgO, SiO2, KCl. D) SiO2, SiC, AIN. Show Answer Correct Answer: A) NaCl, MgO and ZnS. 21. On the basis of orderly arrangement of particles, solids can be classified into A) Four. B) Three. C) Two. D) Five. Show Answer Correct Answer: C) Two. 22. The number of basic crystal systems are A) 7. B) 5. C) 3. D) None of the above. Show Answer Correct Answer: A) 7. 23. An example of a fcc lattice is ..... A) Zn. B) Na. C) Cu. D) CsCl. Show Answer Correct Answer: C) Cu. 24. The power modulator consist of A) Speed sensing. B) Current sensing. C) Inverters. D) Control Unit. Show Answer Correct Answer: C) Inverters. 25. Value of i for K4[Fe(CN)6] is A) 11. B) 4. C) 5. D) 6. Show Answer Correct Answer: C) 5. ← 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