This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part Ii) Chapter 9 Coordination Compounds – Quiz 28 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part Ii) Chapter 9 Coordination Compounds Quiz 28 (6 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which factor does NOT affect the magnetic properties of coordination compounds? A) Ligand field strength. B) Geometry. C) Temperature. D) Molecular formula. Show Answer Correct Answer: D) Molecular formula. 2. Define 'isomerism' in the context of coordination compounds. A) Isomerism in coordination compounds is the existence of compounds with the same formula but different arrangements of ligands or atoms. B) Isomerism is the phenomenon where compounds have identical physical properties. C) Isomerism in coordination compounds indicates the presence of different chemical formulas. D) Isomerism refers to the ability of compounds to form multiple oxidation states. Show Answer Correct Answer: A) Isomerism in coordination compounds is the existence of compounds with the same formula but different arrangements of ligands or atoms. 3. What is the role of counter ions in coordination compounds? A) Counter ions enhance the color of coordination compounds. B) Counter ions increase the solubility of coordination compounds. C) Counter ions act as catalysts in coordination reactions. D) Counter ions balance charge and stabilize coordination compounds. Show Answer Correct Answer: D) Counter ions balance charge and stabilize coordination compounds. 4. Chelating ligands form more stable complexes primarily because they have: A) Small size. B) Multiple donor sites. C) Strong colors. D) High oxidation states. Show Answer Correct Answer: B) Multiple donor sites. 5. Which complex shows linkage isomerism? A) [Co(NH3)5NO2]Cl2. B) [Ni(CO)4]. C) [Zn(NH3)4]2+. D) [Fe(H2O)6]2+. Show Answer Correct Answer: A) [Co(NH3)5NO2]Cl2. 6. IUPAC name of Na$_{2}$ [Fe(CN)$_{5}$NO] A) Sodium pentacyanonitrosyl ferrate (III). B) Disodium pentacyanonitrosyl ferrate (III). C) Sodium pentacyanonitrosyl iron (IV). D) Disodium pentacyanonitrosyl iron (IV). Show Answer Correct Answer: A) Sodium pentacyanonitrosyl ferrate (III). ← PreviousRelated 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