This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part I) Chapter 1 Solid State – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part I) Chapter 1 Solid State Quiz 7 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Glass is an example of A) Crystalline solid. B) Amorphous solid. C) Molecular solid. D) Ionic solid. Show Answer Correct Answer: B) Amorphous solid. 2. MgO A) White, insoluble. B) White, soluble. C) Yellow, insoluble. D) Green, soluble. Show Answer Correct Answer: A) White, insoluble. 3. The type of close packing or unit cell present in NaCl, ZnS, CsCl ionic structures will be A) Simple cubic, fcc, bcc. B) Fcc, bcc, simple cubic. C) Bcc, simple cubic, fcc. D) Simple, bcc, fcc. Show Answer Correct Answer: A) Simple cubic, fcc, bcc. 4. Some of the physical properties of crystalline solid like refractive index show different values on measuring along different directions in the same crystal this property is called A) Isotropy. B) Cleavage property. C) Anisotropy. D) None of these. Show Answer Correct Answer: C) Anisotropy. 5. Which one is not the property of a crystalline solid? A) Isotropic. B) Sharp melting point. C) A definite and regular geometry. D) High intermolecular forces. Show Answer Correct Answer: A) Isotropic. 6. 3 g of activated charcoal was added to 50 mL of acetic acid solution (0.06N) in a flask. After an hour it was filtered and the strength of the filtrate was found to be 0.042 N. The amount of acetic acid adsorbed (per gram of charcoal) is: A) 36 mg. B) 42 mg. C) 54 mg. D) 18 mg. Show Answer Correct Answer: D) 18 mg. 7. Which of the following is a molecular crystal? A) Rock salt. B) Quartz. C) Diamond. D) Dry ice. Show Answer Correct Answer: D) Dry ice. 8. Number of atoms in FCC A) 4. B) 2. C) 1. D) 0. Show Answer Correct Answer: A) 4. 9. No. of tetrahedral voids in the unit cell of a face centred cubic lattice of similar atoms is. A) 4. B) 6. C) 8. D) 12. Show Answer Correct Answer: C) 8. 10. Empty space in BCC is A) 68%. B) 32%. C) 26%. D) 74%. Show Answer Correct Answer: B) 32%. 11. For the various types of interactions, the CORRECT order of increasing strength is: A) Covalent < hydrogen bonding < van der Waal's < dipole-dipole. B) Van der Waal's < hydrogen bonding < dipole-dipole < covalent. C) ) van der Waal's < dipole-dipole < hydrogen bonding < covalent. D) Dipole-dipole < van der Waal's < hydrogen bonding < covalent. Show Answer Correct Answer: C) ) van der Waal's < dipole-dipole < hydrogen bonding < covalent. 12. An alloy of Cu, Au and Ag is found to have Cu constituting the ccp lattice. If Ag atoms occupy edge centres and Au is present at body centres, the alloy has formula: A) Cu$_{2}$ Ag$_{3}$ Au. B) Cu$_{4}$ Ag$_{2}$ Au. C) Cu$_{4}$ Ag$_{3}$ Au. D) Cu Ag$_{3}$ Au. Show Answer Correct Answer: C) Cu$_{4}$ Ag$_{3}$ Au. 13. Motor used for elevators is generally A) Synchronous motor. B) Induction motor. C) Capacitor start single phase motor. D) Any of the above. Show Answer Correct Answer: B) Induction motor. 14. Coordination Number of Simple Cubic Unit cell and Body centered cell is respectively A) 6, 7. B) 7, 6. C) 6, 8. D) 8, 6. Show Answer Correct Answer: C) 6, 8. 15. Solid A is very hard electrical insulator in solid as well as in molten state and melts at extremely high temperature. What type of solid is it? A) Metallic solid. B) Ionic solid. C) Covalent solid. D) Molecular solid. Show Answer Correct Answer: C) Covalent solid. 16. ..... is an application of superconductors related to magnetic levitation. A) MRI scanners. B) Maglev trains. C) Electric capacitors. D) Fiber optics. Show Answer Correct Answer: B) Maglev trains. 17. Which of the following lattices has the highest packing efficiency? A) Hexagonal close packed. B) Simple cubic. C) Body centered cubic. D) Primitive cubic. Show Answer Correct Answer: A) Hexagonal close packed. 18. Which of the following is not a crystalline solid? A) KCl. B) CsCl. C) Glass. D) Rhombic S. Show Answer Correct Answer: C) Glass. 19. Which does not show Frenkel defect A) AgBr. B) AgCl. C) KBr. D) ZnS. Show Answer Correct Answer: C) KBr. 20. The coordination numbers of SC, FCC, BCC are A) 6, 12, 8. B) 6, 8, 12. C) 4, 6, 8. D) 1, 2, 4. Show Answer Correct Answer: B) 6, 8, 12. 21. Which of the following is amorphous solid A) Diamond. B) Quartz. C) Glass. D) All above. Show Answer Correct Answer: C) Glass. 22. Weiss theory of paramagnetism introduces ..... concept to explain magnetization. A) Zero-point energy. B) Magnetic domains. C) Internal magnetic fields. D) Thermal agitation. Show Answer Correct Answer: B) Magnetic domains. 23. Which type of solids are conductors only in aqueous solution or molten state A) Covalent. B) Molecular. C) Metallic. D) Ionic. Show Answer Correct Answer: D) Ionic. 24. ..... are small portable devices that make use of solid state technology. A) Pen drives. B) EEPROM. C) NAND. D) ROM. Show Answer Correct Answer: A) Pen drives. 25. The binding force operating in molecular crystals are A) Vandarwaals force. B) London force. C) Hydrogen bond. D) All of the above. Show Answer Correct Answer: D) All of the above. ← 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 8Class 12 Chemistry (Part I) Chapter 1 Solid State Quiz 9Class 12 Chemistry (Part I) Chapter 1 Solid State Quiz 10Class 12 Chemistry (Part I) Chapter 1 Solid State Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books