This quiz works best with JavaScript enabled. Home > Grammar > Advanced > Syntax > Valency – Quiz 9 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Valency Quiz 9 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Cupric and Ferrous are ..... cations. A) Monovalent. B) Divalent. C) Trivalent. D) Tetravalent. Show Answer Correct Answer: B) Divalent. 2. ..... are diagrams that show valence electrons in the atoms of an element as dots. A) Electron dot structures. B) Proton dot structures:. C) Neutron dot structures:. D) None of the above. Show Answer Correct Answer: A) Electron dot structures. 3. In the compound H2O, how many Hydrogen atoms share their electrons with 1 Oxygen atom? A) 4. B) 3. C) 2. D) 1. Show Answer Correct Answer: C) 2. 4. Which of the following forms a divalent cation? A) Magnesium. B) Potassium. C) Aluminium. D) Iron. Show Answer Correct Answer: A) Magnesium. 5. What is the valency of chlorine in NaCl? A) -2. B) +1. C) -1. D) 0. Show Answer Correct Answer: C) -1. 6. How many valence electrons are in an atom of Sn? A) 3. B) 8. C) 4. D) 1. Show Answer Correct Answer: C) 4. 7. Iodide ion A) -1. B) -2. C) -3. D) None of the above. Show Answer Correct Answer: A) -1. 8. The valency of nitrogen is ..... A) 3. B) 2. C) 4. D) 1. Show Answer Correct Answer: A) 3. 9. An element has 5 valence electron, what is its valency? A) 4. B) 3. C) 2. D) 1. Show Answer Correct Answer: B) 3. 10. What is the difference between the number of electrons in an atom of Calcium, Ca, and the number of electrons in an atom of Aluminum, Al? A) 20. B) 7. C) 13. D) 27. Show Answer Correct Answer: B) 7. 11. Electrons in the outer shells that are not filled are called A) MOVING ELECTRON. B) SHELL ELECTRON. C) VALENCE ELECTRON. D) ALL OF THE ABOVE. Show Answer Correct Answer: C) VALENCE ELECTRON. 12. What is the actor argument in this sentence "My mother always cooks in the kitchen everyday" A) Kitchen. B) Cooks. C) My mother. D) Everyday. Show Answer Correct Answer: C) My mother. 13. The auctioneer pointed toward the woman in the back row. A) Intransitive. B) Monotransitive. C) Ditransitive. D) Complex transitive. E) Copular. Show Answer Correct Answer: A) Intransitive. 14. Potassium ion (Select the correct charge) A) +1. B) +2. C) +3. D) None of the above. Show Answer Correct Answer: A) +1. 15. Which of the following have completely filled outermost shell? A) CHALCOGEN. B) HALOGEN. C) NOBLE GASES. D) METALS. Show Answer Correct Answer: C) NOBLE GASES. 16. The formula of calcium hydroxide is A) CaOH. B) Ca(OH)$_{2}$. C) Ca(OH)$_{3}$. D) None of the above. Show Answer Correct Answer: B) Ca(OH)$_{2}$. 17. What is the maximum number of electrons that can be accommodated in the third energy level according to Bohr's model? A) 18. B) 25. C) 12. D) 20. Show Answer Correct Answer: A) 18. 18. Fluoride ion (Select the correct charge) A) -1. B) -2. C) -3. D) None of the above. Show Answer Correct Answer: A) -1. 19. What is the valency of phosphorus? A) 3. B) 4. C) 5. D) 6. Show Answer Correct Answer: A) 3. 20. In Bohr's model, which energy level is closest to the nucleus? A) Fifth energy level. B) Third energy level. C) Second energy level. D) First energy level. Show Answer Correct Answer: D) First energy level. 21. The formula of iron(III) oxide is A) FeO. B) FeO$_{2}$. C) Fe$_{2}$O. D) Fe$_{2}$O$_{3}$. Show Answer Correct Answer: D) Fe$_{2}$O$_{3}$. 22. Sodium ion A) +1. B) +2. C) +3. D) None of the above. Show Answer Correct Answer: A) +1. 23. What is the valency of Zinc? A) 3. B) 1. C) 2. D) 4. Show Answer Correct Answer: C) 2. 24. How many valency electrons are in oxygen.$_{8}$O A) 5. B) 6. C) 7. D) None of the above. Show Answer Correct Answer: B) 6. 25. Neon A) 4. B) 2. C) 0. D) None of the above. Show Answer Correct Answer: C) 0. ← PreviousNext →Related QuizzesAdvanced QuizzesGrammar QuizzesValency Quiz 1Valency Quiz 2Valency Quiz 3Valency Quiz 4Valency Quiz 5Valency Quiz 6Valency Quiz 7Valency Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books