Unit 3: Classification of Elements and Periodicity in Properties

Topic 1: Why do we need to classify elements ?

Topic 2: Genesis of periodic classification

Topic 3: Modern periodic law and the present form of the periodic table

Topic 4: Nomenclature of elements with atomic number > 100

Topic 5: Electronic configurations in periods

Topic 6: Groupwise electronic configurations 

Topic 7: Electronic configurations and types of elements – s block elements

Topic 8: Electronic configurations and types of elements – The p block elements

Topic 9: Electronic configurations and types of elements – The d block elements

Topic 10: Electronic configurations and types of elements – The f block elements

Topic 11: Metals, non metals and metalloids

Topic 12 : Periodic trends in properties of elements -1

Topic 13: Periodic trends in properties of elements -2

Topic 14: Periodic trends in chemical properties

Multiple choice questions

Questions and answers

Important questions with solutions

Note book

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