Class 9 Chemistry chapter 2 Periodic table | class 9 chemistry periodic table full class | class 9

In this video am teaching the full chapter of class 9 chemistry chapter 2 periodic table in just 50 minutes

Intro : 0:00
What is an element ? 00:20
How many elements are in a periodic table ? 1:55
Dimitri ivanovich mendeleev 2:37
Henry moseley 2:57
Modern periodic law 4:32
What is an atomic number 5:12
What is a periodic table 5:42
How many periods and groups are their in a periodic table 6:54
Questions related to periodic table 8:48
Group 1 elements 11:07
Electronic configurations of group 1 elements 12:1
Group and name of family 16:33
Main group elements 19:47
Metalloids 22:40
Characteristics of main group elements 23:31
How to find group number of elements 24:23
13th group to 18 th group elements 28:24
How to find the period of an elements 30:41
Noble gases 34:35
Transition elements 37:52
Lanthanoids and actinoids 42:51
Man made elements 45:50
Atom size 46:34









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