This quiz works best with JavaScript enabled. Home > Grammar > Advanced > Syntax > Valency – Quiz 8 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Valency Quiz 8 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What are atoms composed of? A) Protons and electrons. B) Protons, neutrons, and electrons. C) Neutrons and electrons. D) Ions, elements, and compounds. Show Answer Correct Answer: B) Protons, neutrons, and electrons. 2. Which of the following is the correct ionic formula for a Copper (I) and Oxygen compound? A) CuO. B) Cu$_{2}$O. C) CuO$_{2}$. D) Cu$_{2}$O$_{2}$. Show Answer Correct Answer: B) Cu$_{2}$O. 3. Cl is the chemical symbol for A) Carbon. B) Calcium. C) Chlorine. D) Copper. Show Answer Correct Answer: C) Chlorine. 4. An element has 3 electrons in the valence M shell. The symbol of the element is ..... A) B. B) Al. C) Mg. D) Ca. Show Answer Correct Answer: B) Al. 5. Sulphide ion A) -1. B) -2. C) -3. D) None of the above. Show Answer Correct Answer: B) -2. 6. Write name of AlN A) Aluminium Nitrate. B) Aluminium Nitrite. C) Aluminium Nitride. D) Aluminium Nitrous. Show Answer Correct Answer: C) Aluminium Nitride. 7. Valency of neon is A) 1. B) 2. C) 0. D) 8. Show Answer Correct Answer: C) 0. 8. What is the name for an ion when it gains an electron. A) Anion. B) Cation. C) All the above. D) None of the above. Show Answer Correct Answer: A) Anion. 9. Copular verbs link the subject with subject predicative A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 10. The corrected formula of potassium dichromate is A) K$_{2}$CrO$_{7}$. B) K$_{2}$Cr$_{2}$O$_{7}$. C) KCrO7. D) KCrO. Show Answer Correct Answer: B) K$_{2}$Cr$_{2}$O$_{7}$. 11. How many Valance electrons does Iodine Have? A) 6. B) 16. C) 7. D) 17. Show Answer Correct Answer: C) 7. 12. What is the correct symbol for Aluminum A) A. B) Au. C) Al. D) An. Show Answer Correct Answer: C) Al. 13. The symbol of which of these elements is a single letter? A) Sulphur. B) Bromine. C) Calcium. D) None of the above. Show Answer Correct Answer: A) Sulphur. 14. What is the correct chemical formula for Permanganate? A) MnO$_{4}$$^{-}$. B) MnO$_{3}$$^{-}$. C) MnO$_{2}$$^{2-}$. D) MnO$^{2-}$. Show Answer Correct Answer: A) MnO$_{4}$$^{-}$. 15. Oxygen A) 3. B) 2. C) 1. D) 3, 5. Show Answer Correct Answer: B) 2. 16. In a stable atom, the atomic number is equal to ..... A) Neutrons. B) Electrons. C) Atomic mass. D) What is a stable atom?. Show Answer Correct Answer: B) Electrons. 17. What is the valency of chlorine? A) 1. B) 2. C) 7. D) 8. Show Answer Correct Answer: A) 1. 18. How many electrons are there in the valence shell of the O$^{2-}$ion? A) 2. B) 8. C) 10. D) 6. Show Answer Correct Answer: B) 8. 19. Which one represents a radical? A) $NH_4+$. B) $NH_3$. C) $N_{3^-}$. D) $NaCl$. Show Answer Correct Answer: A) $NH_4+$. 20. NaCl$_{ }$represents A) Sodium bicarbonate. B) Sodium carbonate. C) Sodium Chloride. D) Calcium Carbonate. Show Answer Correct Answer: C) Sodium Chloride. 21. Atoms form bonds to A) Give away neutrons. B) Become more stable. C) Give away protons. D) Gain energy. Show Answer Correct Answer: B) Become more stable. 22. An element has 3 valence electrons in its outermost 3rd shell. The name of the element is ..... A) B. B) Al. C) Ga. D) In. Show Answer Correct Answer: B) Al. 23. Valence shell electrons in F is 7 so the valency would be A) 8-7=1. B) 7. C) 9. D) 8-8=0. Show Answer Correct Answer: A) 8-7=1. 24. Tristan forgot the assignment. A) Intransitive. B) Monotransitive. C) Ditransitive. D) Complex Transitive. E) Copular. Show Answer Correct Answer: B) Monotransitive. 25. Is sugar (C$_{12}$H$_{22}$O$_{11}$)$_{ }$an element or a compound? A) Element. B) Compound. C) All the above. D) None of the above. Show Answer Correct Answer: B) Compound. ← PreviousNext →Related QuizzesAdvanced QuizzesGrammar QuizzesValency Quiz 1Valency Quiz 2Valency Quiz 3Valency Quiz 4Valency Quiz 5Valency Quiz 6Valency Quiz 7Valency Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books