This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part Ii) Chapter 9 Coordination Compounds – Quiz 13 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part Ii) Chapter 9 Coordination Compounds Quiz 13 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The crystal field stabilization energy (CFSE) in [Co(SCN)$_{6}$ ]$^{3-}$ is A) 0. B) 4. C) 24. D) 18. Show Answer Correct Answer: B) 4. 2. How do you name the ligand NH2CH2COOH? A) Serine. B) Glycine. C) Aspartic acid. D) Alanine. Show Answer Correct Answer: B) Glycine. 3. A group of atoms can function as a ligand if A) They are cations. B) They are free radicals. C) They are capable of donating lone pair of electrons to form coordinate bond. D) They are Lewis acids. Show Answer Correct Answer: C) They are capable of donating lone pair of electrons to form coordinate bond. 4. Complexes having bidentate ligands are known as A) Co-ordination sphere. B) Chelates. C) Central metal atom or ion. D) Complex ion. Show Answer Correct Answer: B) Chelates. 5. What is the primary factor for the classification of ligands? A) Color. B) Denticity and field intensity. C) Shape. D) Charge. Show Answer Correct Answer: B) Denticity and field intensity. 6. How do coordination compounds differ from simple ionic compounds? A) Coordination compounds have a central metal atom bonded to ligands, while ionic compounds consist of simple cations and anions. B) Coordination compounds are always soluble in water. C) Coordination compounds do not contain any ions. D) Coordination compounds are less stable than ionic compounds. Show Answer Correct Answer: A) Coordination compounds have a central metal atom bonded to ligands, while ionic compounds consist of simple cations and anions. 7. What is the term for compounds having the same chemical formula but different structural arrangements? A) Oxidation state. B) Isomerism. C) Chelation. D) Coordination number. Show Answer Correct Answer: B) Isomerism. 8. What is the IUPAC name of the coordination compound 'Tris(ethylenediamine)nickel(II) Sulfate'? A) Nickel Triethylenediamine Sulfate. B) Tris(ethylenediamine)nickel(II) Sulfate. C) Nickel Tris(ethylenediamine) Sulfate. D) Tris(ethylenediamine)nickel(II) Sulfate. Show Answer Correct Answer: B) Tris(ethylenediamine)nickel(II) Sulfate. 9. Which complex is low spin? A) [Fe(CN)6]4-. B) [FeF6]3-. C) [MnF6]3-. D) [CoF6]3-. Show Answer Correct Answer: A) [Fe(CN)6]4-. 10. In VBT, the formation of coordination compounds involves: A) Hybridization of metal orbitals. B) Electron donation by ligands. C) Both a and b. D) Neither a nor b. Show Answer Correct Answer: C) Both a and b. 11. In K$_{4}$[Fe(CN)$_{6}$] the number of unpaired electrons in iron are A) 0. B) 2. C) 3. D) 5. Show Answer Correct Answer: A) 0. 12. Why did Werner's theory fail to explain certain features of bonding in coordination compounds? A) It did not consider the oxidation state of metals. B) It could not answer why only certain elements form coordination compounds, why bonds have directional properties, and why compounds have magnetic and optical properties. C) It ignored the role of ligands. D) It only focused on ionic bonding. Show Answer Correct Answer: B) It could not answer why only certain elements form coordination compounds, why bonds have directional properties, and why compounds have magnetic and optical properties. 13. What type of isomerism is exhibited by [Co(NH3)4Cl2]? A) Coordination isomerism. B) Linkage isomerism. C) Optical isomerism. D) Geometrical isomerism. Show Answer Correct Answer: D) Geometrical isomerism. 14. According to Valence Bond Theory, which type of hybridisation corresponds to a coordination number of 4 and a tetrahedral geometry? A) Dsp2. B) Sp3. C) Sp3d. D) Sp2d2. Show Answer Correct Answer: B) Sp3. 15. Which metal ion is d10? A) Cu2+. B) Zn2+. C) Fe2+. D) Ni2+. Show Answer Correct Answer: B) Zn2+. 16. Identify the oxidation state of copper in [CuCl4]2-. A) +2. B) +3. C) +1. D) 0. Show Answer Correct Answer: A) +2. 17. An octahedral complex is formed when hybrid orbitals of the following type are involved A) Sp3. B) Dsp2. C) D2sp3. D) Sp2d2. Show Answer Correct Answer: C) D2sp3. 18. How do you name a complex with a bridging ligand? A) Name the bridging ligand first, followed by the metal centers. B) Name the metal centers first, followed by the bridging ligand. C) Only name the bridging ligand without mentioning the metal centers. D) List the bridging ligand and metal centers in any order. Show Answer Correct Answer: A) Name the bridging ligand first, followed by the metal centers. 19. List two examples of bidentate ligands. A) Acetate. B) Carbonate. C) Chloride. D) Ethylenediamine, Oxalate. Show Answer Correct Answer: D) Ethylenediamine, Oxalate. 20. What is the correct name for [Co(en)3]Cl3? A) Tris(ethylenediamine)cobalt(III) chloride. B) Tris(ethylenediamine)cobalt(IV) chloride. C) Tris(ethylenediamine)cobalt(II) bromide. D) Bis(ethylenediamine)cobalt(II) chloride. Show Answer Correct Answer: A) Tris(ethylenediamine)cobalt(III) chloride. 21. Sodium bromochlorodinitroplatinate(II) is A) Na[PtBrCl(NO$_{2}$)$_{2}$]. B) Na$_{2}$[PtBr$_{2}$Cl(NO$_{2}$)$_{2}$]. C) Na$_{2}$[PtBrCl$_{2}$(NO$_{2}$)$_{2}$]. D) Na$_{2}$[PtBrCl(NO$_{2}$)$_{2}$]. Show Answer Correct Answer: D) Na$_{2}$[PtBrCl(NO$_{2}$)$_{2}$]. 22. Which formula correctly represents tris(ethylenediamine)rhodium(III) ion? A) [Rh(en)3]3+ with Rh(III). B) [Rh(en)2]2+ with Rh(II). C) [Rh(en)3]2+ with Rh(II). D) [Rh(en)2Cl2]-with Rh(III). Show Answer Correct Answer: A) [Rh(en)3]3+ with Rh(III). 23. In coordination chemistry, the term 'field' refers to: A) Electric field. B) Ligand field. C) Magnetic field. D) Gravitational field. Show Answer Correct Answer: B) Ligand field. 24. What is the coordination number of the complex [Ag(NH3)2]+? A) 4. B) 6. C) 3. D) 2. Show Answer Correct Answer: D) 2. 25. What is the coordination number of Ni in [Ni(NH3)6]2+? A) 4. B) 6. C) 2. D) 8. Show Answer Correct Answer: B) 6. ← PreviousNext →Related QuizzesClass 12 Chemistry (Part Ii) Chapter 9 Coordination Compounds Quiz 1Class 12 Chemistry (Part Ii) Chapter 9 Coordination Compounds Quiz 2Class 12 Chemistry (Part Ii) Chapter 9 Coordination Compounds Quiz 3Class 12 Chemistry (Part Ii) Chapter 9 Coordination Compounds Quiz 4Class 12 Chemistry (Part Ii) Chapter 9 Coordination Compounds Quiz 5Class 12 Chemistry (Part Ii) Chapter 9 Coordination Compounds Quiz 6Class 12 Chemistry (Part Ii) Chapter 9 Coordination Compounds Quiz 7Class 12 Chemistry (Part Ii) Chapter 9 Coordination Compounds Quiz 8Class 12 Chemistry (Part Ii) Chapter 9 Coordination Compounds Quiz 9Class 12 Chemistry (Part Ii) Chapter 9 Coordination Compounds Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books