This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part I) Chapter 1 Solid State – Quiz 27 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part I) Chapter 1 Solid State Quiz 27 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is a covalent solid A) CO2(s). B) H2O(s). C) Diamond. D) NaCl(s). Show Answer Correct Answer: C) Diamond. 2. Which one of the following is non-crystalline or amorphous? A) Diamond. B) Graphite. C) Common salt. D) Glass. Show Answer Correct Answer: D) Glass. 3. Edge length of unit cell of chromium metal is 287 pm with bcc arrangement. The atomic radius is of the order A) 287 pm. B) 574 pm. C) 124.27 pm. D) 143.5 pm. Show Answer Correct Answer: C) 124.27 pm. 4. Cooper pair is a ..... A) Classical particle. B) Fermion. C) Boson. D) All. Show Answer Correct Answer: D) All. 5. Which among the following is not an example of amorphous solids? A) Quartz. B) Glass. C) Coke. D) Plastic. Show Answer Correct Answer: C) Coke. 6. Which of the following defects is also known as a dislocation defect? A) Freckle defect. B) Schottky defect. C) Non-stoichiometric defect. D) Simple interstitial defect. Show Answer Correct Answer: A) Freckle defect. 7. Which function reaches a minimum at equilibrium for a closed system at constant pressure and temperature? A) Internal energy. B) Helmholtz free energy. C) Enthalpy. D) Gibbs free energy. Show Answer Correct Answer: D) Gibbs free energy. 8. *Which of the following statement is not true about the hexagonal close packing? A) *The coordination number is 12. B) It has 74% packing efficiency. C) *Tetrahedral voids of the second layer are covered by the spheres of the third layer. D) In this arrangement spheres of the fourth layer are exactly aligned with those of the first layer. Show Answer Correct Answer: D) In this arrangement spheres of the fourth layer are exactly aligned with those of the first layer. 9. Which one of the following is an example of schottky defect? A) ZnS. B) AgCl. C) KCl. D) AgI. Show Answer Correct Answer: C) KCl. 10. Packing efficiency is A) Vol. of atom x 100 / vol of unit cell. B) Vol. of atom / vol of unit cell. C) Vol. of unit cell x 100 / vol of atom. D) Vol. of unit cell x / vol of atom. Show Answer Correct Answer: A) Vol. of atom x 100 / vol of unit cell. 11. If the Radius Ratio (r$_{cation }$/ r$_{anion}$) is 0.414 then what would be the coordination number and structural arrangement? A) 3, Triangular. B) 4, Tetrahedral. C) 6, Octahedral. D) 8, Body Centred. Show Answer Correct Answer: C) 6, Octahedral. 12. N-type semiconductor will be obtained when silicon is doped with which of the following A) B. B) Ga. C) As. D) Al. Show Answer Correct Answer: C) As. 13. Linkage isomers are possible with ..... ligand A) Monodentate ligand. B) Tridentate ligand. C) Ambidentate ligand. D) Neutral ligand. Show Answer Correct Answer: C) Ambidentate ligand. 14. The intermolecular forces between Iodine molecule is called A) Van der waals. B) Hydrogen bonding. C) All the above. D) None of the above. Show Answer Correct Answer: A) Van der waals. 15. Which of the following point defects are shown by AgBr(s) Crystals? A) Schottky and impurity. B) Frenkel and schottky. C) Frenkel and impurity. D) Non stoichiometric defect. Show Answer Correct Answer: B) Frenkel and schottky. 16. A family of set of planes is represented by A) (hkl). B) [hkl]. C) \{hkl\}. D) . Show Answer Correct Answer: C) \{hkl\}. 17. The number of atoms per unit cell in a body centered cubic structure is A) 1. B) 2. C) 4. D) 6. Show Answer Correct Answer: B) 2. 18. To get n-type semiconductor from silicon, it should be doped with an element having valence electrons A) 2. B) 3. C) 4. D) 5. Show Answer Correct Answer: D) 5. 19. Which of the following compounds is metallic and ferromagnetic? A) CrO$_{2}$. B) VO$_{2}$. C) MnO$_{2}$. D) TiO$_{2}$. Show Answer Correct Answer: A) CrO$_{2}$. 20. Packing efficiency in BCC A) 74%. B) 68%. C) 52.4%. D) 86%. Show Answer Correct Answer: B) 68%. 21. Which of the following covalent solid is the conductor of electricity A) SiC. B) AIN. C) Diamond. D) Graphite. Show Answer Correct Answer: D) Graphite. 22. Semakin tinggi tekanan, semakin tidak kuat antar muka (seperti pada ikatan gulung dan pengelasan ledakan), dimana deformasi plastis juga terjadi. A) Benar. B) Salah. C) All the above. D) None of the above. Show Answer Correct Answer: B) Salah. 23. If NaCl is doped with 0.01 mol % of SrCl$_{2 . }$What is the number of cationic vacancies? A) 6.023 X 10$^{-23}$. B) 6.023 X 10$^{19}$. C) 3.011X 10$^{23}$. D) 3.011X 10$^{-20}$. Show Answer Correct Answer: B) 6.023 X 10$^{19}$. 24. Examble for active torque is ..... A) Deformation of Elastic body. B) Deformation of inelastic body. C) Friction force. D) Wintage torque. Show Answer Correct Answer: A) Deformation of Elastic body. 25. The AC drive Power / weight ratio is A) Small. B) Moderate. C) Large. D) Very High. Show Answer Correct Answer: C) Large. ← 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