Lesson 2 of 5 • 15 upvotes • 10:43mins
Hardness of water and methods to remove hardness
5 lessons • 52m
Preparation of Hydrogen Peroxide and Hydrogen Economy (in Hindi)
6:32mins
Hardness of Water and Methods to Remove It (in Hindi)
10:43mins
Diffrent Types of Hydrides and Introduction to Water (in Hindi)
11:18mins
Preparation of Dihydrogen, It's Allotropes and Isotopes (in Hindi)
13:29mins
Facts About Hydrogen (in Hindi)
10:37mins