This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part I) Chapter 1 Solid State – Quiz 57 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part I) Chapter 1 Solid State Quiz 57 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Solid State Relay (SSR) mampu melakukan banyak tugas yang sama sebagai relay elektromekanis (EMR). Perbedaan utama adalah bahwa SSR tidak memiliki bagian ..... A) Mekanik yang bergerak didalamnya. B) Mekanik yang diam didalamnya. C) Mekanik yang bergerak diluar. D) Mekanik yang diam didalamnya. Show Answer Correct Answer: A) Mekanik yang bergerak didalamnya. 2. What is the standard reduction potential (E$^{O}$) for Cu$^{+}$/Cu?Given that:Cu$^{2+}$+2e$^{-}$$\rightarrow$ Cu; E$^{O}$$_{Cu}$$^{ 2+}$$_{/Cu}$=0.337VCu$^{2+}$+e$^{-}$ $\rightarrow$ Cu$^{+}$; E$^{O}$$_{Cu}$$^{2+}$$_{/Cu}$$^{+}$=+0.153 V A) -0.057 V. B) +0.521 V. C) +0.30 V. D) -0.30 V. Show Answer Correct Answer: B) +0.521 V. 3. Molarity is defined as ..... divided by ..... A) Mol, liters. B) Mol, kg. C) Kg, liters. D) Liters, kg. Show Answer Correct Answer: A) Mol, liters. 4. In a four quadrant mode of operation, first and third quadrant represents: A) Forward Motoring & Forward Braking. B) Forward Braking & Reverse Braking. C) Forward Motoring & Reverse Motoring. D) Reverse Braking & Reverse Motoring. Show Answer Correct Answer: C) Forward Motoring & Reverse Motoring. 5. CaCl$_{2}$ shows a defect .Its density decreases. It has ..... defect A) Frenkel. B) Cation vacancy. C) Vacancy. D) Schottky. Show Answer Correct Answer: D) Schottky. 6. Which of the following materials is generally considered unweldable in aluminum alloys? A) Aluminum alloys containing zinc or copper. B) Pure aluminum. C) Aluminum alloys containing silicon. D) Aluminum alloys containing magnesium. Show Answer Correct Answer: A) Aluminum alloys containing zinc or copper. 7. The Coordination number of metal in hexagonal close packing is A) 4. B) 6. C) 8. D) 12. Show Answer Correct Answer: D) 12. 8. Diamond crystalises in A) Bcc. B) Fcc. C) Simple cube. D) None of the above. Show Answer Correct Answer: B) Fcc. 9. Carbon atom are found in the interstitial site between iron atoms in steel. The imperfection is called A) Metal excess defect. B) Metal defiency defect. C) Interstitial defect. D) Frenkel defect. Show Answer Correct Answer: C) Interstitial defect. 10. In Corundum, oxide ions are arranged in hcp arrangement and aluminium ions occupy two third of the octahedral holes. Its formula is A) Al2O3. B) Al2O4. C) Al2O2. D) AlO2. Show Answer Correct Answer: A) Al2O3. 11. What is the best statement differentiating crystal and amorphous solids? A) Amorphous does not have long-range structural order like crystal. B) Amorphous generally cheap compared to crystal. C) Amorphous can be destroyed but not crystal. D) Crystal will absorb like better than amorphous. Show Answer Correct Answer: A) Amorphous does not have long-range structural order like crystal. 12. Silver forms CCP lattice and X-ray studies of its crystals show that the edge length of its unit cell is 408.6 pm. Calculate density of silver (Atomic mass = 107.9 u) A) 10.5 gm cm$^{-3}$. B) 5.5 gmcm$^{-3}$. C) 6.6 gmcm$^{-3}$. D) None. Show Answer Correct Answer: A) 10.5 gm cm$^{-3}$. 13. CN of NaCl A) 6. B) 8. C) 4. D) 2. Show Answer Correct Answer: A) 6. 14. In a Solid lattice, the cation has left a lattice site and is located at an interstitial position, the lattice defect is A) Interstitial defect. B) Vacancy defect. C) Frenkel defect. D) Schottky defect. Show Answer Correct Answer: C) Frenkel defect. 15. The Ca2+ and F-are located in CaF$_{2}$ crystal, respectively at face centred cubic lattice points and in A) Tetrahedral voids. B) Half of octahedral voids. C) Half of tetrahedral voids. D) Octahedral voids. Show Answer Correct Answer: C) Half of tetrahedral voids. 16. Radius ratio of the octahedral void A) 1.000. B) 0.732. C) 0.224. D) 0.414. Show Answer Correct Answer: D) 0.414. 17. Above 850 K a ferromagnetic substance get converted into A) Diamagnetic substance. B) Paramagnetic substance. C) Antiferromagnetic substance. D) None of these. Show Answer Correct Answer: B) Paramagnetic substance. 18. In doping Ge metal with a little of In (Indium), we get A) N-type semi-conductor. B) P-type semi-conductor. C) Insulator. D) Rectifier. Show Answer Correct Answer: B) P-type semi-conductor. 19. Which is preferred for automatic drives. A) Squirrel cage induction motor. B) Synchronous motors. C) Ward-Leonard controlled D.C. motors. D) Any of the above. Show Answer Correct Answer: C) Ward-Leonard controlled D.C. motors. 20. Solid SO$_{2}$ is an example of A) Non polar molecular solids. B) Polar molecular solids. C) All the above. D) None of the above. Show Answer Correct Answer: B) Polar molecular solids. 21. SiO2 (Silica) is A) Amorphous. B) Crystalline. C) Metallic. D) Ionic. Show Answer Correct Answer: A) Amorphous. 22. The sharp melting point of crystalline solid is due to ..... A) A regular arrangement of constituent particles observed over a short distance in crystal lattice. B) A regular arrangement of constituent particles observed over a long distance in crystal lattice. C) Same arrangement of constituent particles in different directions. D) Different arrangements of constituent particles in different directions. Show Answer Correct Answer: B) A regular arrangement of constituent particles observed over a long distance in crystal lattice. 23. Which of the following is an example of optical pumping? A) Ruby laser. B) Helium-Neon laser. C) Semiconductor laser. D) CO$_{2}$ Laser. Show Answer Correct Answer: A) Ruby laser. 24. Location of Cations in Unit Cell A) Corner. B) Edge. C) Void. D) Centre. Show Answer Correct Answer: C) Void. 25. Which one of the following has Frenkel defect? A) Sodium chloride. B) Graphite. C) Silver bromide. D) Diamond. Show Answer Correct Answer: C) Silver bromide. ← 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