Valency Quiz 9 (30 MCQs)

Quiz Instructions

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1. "Our parents are both lecturers of top universities." The word in italic is:
2. Potassium ion
3. The electronic configuration of chlorine is
4. Oil is an example of a
5. Which one of the following elements has valence electrons in the n = 3 shell?
6. The combining capacity of an atom is known as its
7. Which of the following element has valency 3?
8. An element with atomic number 16 has a valency of .....
9. What element has the chemical symbol-Mg?
10. How many valence electrons are found in atoms of Radium?
11. What is the name of ion that is present in all acids?
12. Lead(II) ion
13. What is the valency of carbon?
14. If K, L, M and N shells of an atom are full, the total number of electron in that atom are .....
15. Na+ has 12 neutrons and 10 electrons. Which of the following statements is correct?
16. Nonmetals are
17. Hydrogen ion
18. NaOH$_{ }$represents
19. Symbol for plumbite is
20. What is the valency of Magnesium?
21. Beryllium
22. What are the elements which make up the formula Na$_{2}$CO$_{3}$?
23. Which of the following is a divalent element?
24. Cations have what type of charge?
25. Variable valency of lead are
26. What is the valency of Calcium?
27. Jack found his brother's behaviour deplorable.
28. Calcium reacts with fluorine to form an ionic solid. The correct formula for this solid is .....
29. The cat is on the roof.
30. What is the valency of Hydrogen?