Periodic Table and Periodicity of Properties

Chemistry, SSC-KPK Class 9. This chapter is split into 55 topics and has 1,298 practice questions. The topics covered are listed below, followed by 10 free sample questions from the chapter.

Topics in this chapter

1. Trends in Ionization Energy 22 questions
2. Electron Affinity 21 questions
3. Blocks of the Periodic Table: s, p, d and f 20 questions
4. Shielding Effect 20 questions
5. Electronegativity 20 questions
6. Position of Elements from Atomic Number 23 questions
7. Periods of the Periodic Table 22 questions
8. Chapter Review: Periodic Table and Periodicity 26 questions
9. Covalent Radii 20 questions
10. Lothar Meyer and Mendeleev's Periodic Table 20 questions
11. Locating Elements in the Periodic Table 20 questions
12. Comparing Periodic Trends 20 questions
13. Families of the Periodic Table 21 questions
14. Ionization Energy: Definition and Values 21 questions
15. Trends of Atomic Radius 20 questions
16. Groups and Valence Electrons 21 questions
17. Periodicity of Properties and Atomic Size 20 questions
18. Electronegativity Trends and the Pauling Scale 24 questions
19. Dobereiner's Triads and Newlands' Law of Octaves 20 questions
20. Introduction: Growth in the Number of Known Elements 20 questions
21. Modern Periodic Table and Modern Periodic Law 20 questions
22. Atomic Radius Values in Table 3.1 30 questions
23. Angstrom, Nanometre and Picometre Conversions 30 questions
24. Comparing Atomic Radii Using Table 3.1 24 questions
25. Radius Differences and Ratios from Table 3.1 25 questions
26. Covalent Radius and Bond Length Calculations 29 questions
27. First Ionization Energy Values in Table 3.3 29 questions
28. Comparing First Ionization Energies Using Table 3.3 25 questions
29. First Ionization Energy Differences and Ratios 20 questions
30. Ionization Energy Irregularities within a Period 22 questions
31. Successive Ionization Energies in Table 3.2 25 questions
32. Reading Successive Ionization Energies for Valence Electrons 21 questions
33. Ionization Energy Calculations in kJ per Mole 23 questions
34. Electron Affinity Values in Table 3.4 30 questions
35. Comparing Electron Affinities Using Table 3.4 30 questions
36. Electron Affinity Energy Calculations 24 questions
37. Electronegativity Values in Fig. 3.8: Main Groups 29 questions
38. Electronegativity of Transition and Heavy Elements in Fig. 3.8 30 questions
39. Comparing Electronegativities Using Fig. 3.8 30 questions
40. Electronegativity Differences and Bond Polarity 23 questions
41. Bond Polarity from Electronegativity 21 questions
42. Alkali Metals: Trends in the Table Data 22 questions
43. Halogens: Trends in the Table Data 20 questions
44. Alkaline Earth Metals: Trends in the Table Data 21 questions
45. Noble Gases and p-block Families: Trends in the Table Data 26 questions
46. Identifying an Element from Its Tabulated Properties 22 questions
47. Shell Arrangement to Group and Period 23 questions
48. Identifying Elements from Electron Arrangements 25 questions
49. Group and Period of Named Elements 30 questions
50. Counting Elements in Periods and Blocks 23 questions
51. Timeline and Numbers in the Classification of Elements 25 questions
52. Dobereiner and Newlands: Atomic Mass Calculations 26 questions
53. Assertion and Reason on Periodic Table Concepts 27 questions
54. Predicting Properties from Position in the Periodic Table 20 questions
55. Figures and Scientific Information Boxes of Unit 3 27 questions