This quiz works best with JavaScript enabled. Home > Grammar > Advanced > Syntax > Valency – Quiz 10 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Valency Quiz 10 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Symbol for hypoclorite is A) Cl2O. B) ClO. C) HClO. D) HClO2. Show Answer Correct Answer: B) ClO. 2. Which of these are NOT Divalent cations A) Calcium. B) Potassium. C) Magnesium. D) Zinc. Show Answer Correct Answer: B) Potassium. 3. Bromide is a ..... elements A) Monovalent. B) Divalent. C) Trivalent. D) Tetravalent. Show Answer Correct Answer: A) Monovalent. 4. The formula of calcium silicate is A) CaSiO$_{3}$. B) Ca$_{2}$SiO$_{3}$. C) Ca$_{3}$SiO$_{2}$. D) None of above. Show Answer Correct Answer: A) CaSiO$_{3}$. 5. The pizza smelled wonderful in the counter. A) Subject + complex transitive verb + direct object + objective complement. B) Subject + intransitive verb + optional adverbial. C) Subject + copular verb + subjective complement + optional adverbial. D) Subject + monotransitive verb + direct object + optional adverbial. Show Answer Correct Answer: C) Subject + copular verb + subjective complement + optional adverbial. 6. The correct chemical name of Na$_{2}$O is A) Sodium hydrogen carbonate. B) Sodium oxide. C) Sodium sulphide. D) Sodium hydroxide. Show Answer Correct Answer: B) Sodium oxide. 7. What charge does a potassium (K) ion have? A) +1. B) -1. C) +2. D) -2. Show Answer Correct Answer: A) +1. 8. Chromium A) 3. B) 2. C) 1. D) 4. Show Answer Correct Answer: A) 3. 9. The valence electron can A) Cannot interact in a chemical reaction. B) Can interact in a chemical reaction. C) All the above. D) None of the above. Show Answer Correct Answer: B) Can interact in a chemical reaction. 10. Which element or radical is positive Trivalent A) Sulphite. B) Dichromate. C) Nickel. D) Chromium. Show Answer Correct Answer: D) Chromium. 11. What is the valency of Iron [II]? A) 1. B) 2. C) 3. D) None of the above. Show Answer Correct Answer: A) 1. 12. Valency of sulphide radical is A) -1. B) +1. C) -2. D) +2. Show Answer Correct Answer: C) -2. 13. Bromide is a ..... element A) Monovalent. B) Divalent. C) Trivalent. D) Tetravalent. Show Answer Correct Answer: A) Monovalent. 14. Magnesium ion A) +1. B) +2. C) +3. D) None of the above. Show Answer Correct Answer: B) +2. 15. Anions are formed by ..... A) Metals. B) Non metals. C) Noble gases. D) Radicals. Show Answer Correct Answer: B) Non metals. 16. "Our parents are both lecturers of top universities." The word in italic is: A) Theme. B) Recipient. C) Associate. D) Actor. Show Answer Correct Answer: A) Theme. 17. Potassium ion A) +1. B) +2. C) +3. D) None of the above. Show Answer Correct Answer: A) +1. 18. The electronic configuration of chlorine is A) 2, 7. B) 2, 8, 8, 7. C) 2, 8, 7. D) 2, 7, 8. Show Answer Correct Answer: C) 2, 8, 7. 19. Oil is an example of a A) Solid. B) Liquid. C) Gas. D) None of the above. Show Answer Correct Answer: B) Liquid. 20. Which one of the following elements has valence electrons in the n = 3 shell? A) Beryllium. B) Silicon. C) Hydrogen. D) Neon. Show Answer Correct Answer: B) Silicon. 21. The combining capacity of an atom is known as its A) VALENCY. B) VACANCY. C) CHEMISTRY. D) REACTION. Show Answer Correct Answer: A) VALENCY. 22. Which of the following element has valency 3? A) Nitrate. B) Sulphate. C) Phosphate. D) Thiosulphate. Show Answer Correct Answer: C) Phosphate. 23. An element with atomic number 16 has a valency of ..... A) +2. B) -2. C) +6. D) -6. Show Answer Correct Answer: B) -2. 24. What element has the chemical symbol-Mg? A) Mercury. B) Molybdenum. C) Manganese. D) Magnesium. Show Answer Correct Answer: D) Magnesium. 25. How many valence electrons are found in atoms of Radium? A) 2. B) 7. C) 9. D) 1. Show Answer Correct Answer: A) 2. ← 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